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768 lines
26 KiB
Plaintext
768 lines
26 KiB
Plaintext
6 years ago
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{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Narrabeen Slope Test\n",
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"With full topo and bathy combined"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Setup notebook"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Enable autoreloading of our modules. \n",
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"# Most of the code will be located in the /src/ folder, \n",
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"# and then called from the notebook.\n",
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"%matplotlib inline\n",
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"%reload_ext autoreload\n",
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"%autoreload"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"from IPython.core.debugger import set_trace\n",
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"\n",
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"import pandas as pd\n",
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"import numpy as np\n",
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"import os\n",
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"import decimal\n",
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"import plotly\n",
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"import plotly.graph_objs as go\n",
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"import plotly.plotly as py\n",
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"import plotly.tools as tls\n",
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"import plotly.figure_factory as ff\n",
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"from plotly import tools\n",
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"import plotly.io as pio\n",
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"from scipy import stats\n",
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"import math\n",
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"import matplotlib\n",
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"from matplotlib import cm\n",
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"import colorlover as cl\n",
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"from tqdm import tqdm_notebook\n",
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"from ipywidgets import widgets, Output\n",
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"from IPython.display import display, clear_output, Image, HTML\n",
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"from scipy import stats\n",
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"from sklearn.metrics import confusion_matrix\n",
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"import matplotlib.pyplot as plt\n",
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"from scipy.interpolate import interp1d\n",
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"from pandas.api.types import CategoricalDtype\n",
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"from scipy.interpolate import UnivariateSpline\n",
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"from shapely.geometry import Point, LineString"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Matplot lib default settings\n",
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"plt.rcParams[\"figure.figsize\"] = (10,6)\n",
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"plt.rcParams['axes.grid']=True\n",
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"plt.rcParams['grid.alpha'] = 0.5\n",
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"plt.rcParams['grid.color'] = \"grey\"\n",
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"plt.rcParams['grid.linestyle'] = \"--\"\n",
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"plt.rcParams['axes.grid']=True\n",
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"\n",
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"# https://stackoverflow.com/a/20709149\n",
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"matplotlib.rcParams['text.usetex'] = True\n",
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"\n",
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"matplotlib.rcParams['text.latex.preamble'] = [\n",
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" r'\\usepackage{siunitx}', # i need upright \\micro symbols, but you need...\n",
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" r'\\sisetup{detect-all}', # ...this to force siunitx to actually use your fonts\n",
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" r'\\usepackage{helvet}', # set the normal font here\n",
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" r'\\usepackage{amsmath}',\n",
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" r'\\usepackage{sansmath}', # load up the sansmath so that math -> helvet\n",
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" r'\\sansmath', # <- tricky! -- gotta actually tell tex to use!\n",
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"] "
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Import .csv data"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"data_filename = '08-narr-topo-bathy-slope-test-full-profiles.csv'\n",
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"\n",
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"df_profiles = pd.read_csv(data_filename).set_index(['site_id','x'])\n",
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"df_profiles = df_profiles[~df_profiles.index.duplicated(keep='first')]\n",
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"print('df_profiles:')\n",
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"df_profiles.head()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Manually cut off the prestorm topo \n",
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"cuts = {'NARRA0004': {'prestorm_topo_max_x': 330,\n",
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" 'poststorm_topo_max_x': 250},\n",
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" 'NARRA0008': {'prestorm_topo_max_x': 290,\n",
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" 'poststorm_topo_max_x': 250},\n",
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" 'NARRA0012': {'prestorm_topo_max_x': 300,\n",
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" 'poststorm_topo_max_x': 250},\n",
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" 'NARRA0016': {'prestorm_topo_max_x': 300,\n",
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" 'poststorm_topo_max_x': 225},\n",
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" 'NARRA0021': {'prestorm_topo_max_x': 280,\n",
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" 'poststorm_topo_max_x': 225},\n",
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" 'NARRA0023': {'prestorm_topo_max_x': 275,\n",
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" 'poststorm_topo_max_x': 215},\n",
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" 'NARRA0027': {'prestorm_topo_max_x': 260,\n",
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" 'poststorm_topo_max_x': 225},\n",
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" 'NARRA0031': {'prestorm_topo_max_x': 260,\n",
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" 'poststorm_topo_max_x': 225},\n",
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" }\n",
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"\n",
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"for site_id in cuts:\n",
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" mask1 = df_profiles.index.get_level_values('site_id') == site_id\n",
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" mask2 = df_profiles.index.get_level_values('x') > cuts[site_id]['prestorm_topo_max_x']\n",
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" df_profiles.loc[(mask1)&(mask2), 'pre_topo'] = np.nan\n",
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" \n",
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" mask3 = df_profiles.index.get_level_values('x') > cuts[site_id]['poststorm_topo_max_x']\n",
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" df_profiles.loc[(mask1)&(mask3), 'post_topo'] = np.nan\n",
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"\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# for site_id,df_site in df_profiles.groupby('site_id'):\n",
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"# f, (ax1) = plt.subplots(1,1, figsize=(6, 3))\n",
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"# ax1.set_title(site_id)\n",
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" \n",
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"# ax1.plot(df_site.index.get_level_values('x'),\n",
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"# df_site.pre_topo,\n",
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"# label='Pre Topo',\n",
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"# color='#2c7bb6')\n",
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"# ax1.plot(df_site.index.get_level_values('x'),\n",
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"# df_site.pre_bathy,\n",
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"# label='Pre Bathy',\n",
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"# color='#abd9e9')\n",
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"\n",
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"# ax1.plot(df_site.index.get_level_values('x'),\n",
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"# df_site.post_topo,\n",
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"# label='Post Topo',\n",
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"# color='#d7191c')\n",
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"# ax1.plot(df_site.index.get_level_values('x'),\n",
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"# df_site.post_bathy,\n",
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"# label='Post Bathy',\n",
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"# color='#fdae61')\n",
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"\n",
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"# ax1.legend()\n",
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"# plt.show()\n",
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"# plt.close()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"df_profiles = df_profiles.dropna(\n",
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" subset=['post_topo', 'post_bathy', 'pre_bathy', 'pre_topo'], how='all')\n",
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"\n",
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"df_profiles = df_profiles.reset_index()\n",
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"df_profiles = df_profiles.melt(id_vars=['site_id','x','lat','lon'],\n",
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" value_vars=['post_topo','post_bathy','pre_bathy','pre_topo']).rename(columns={'variable':'profile_type', 'value':'z'})\n",
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"\n",
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"df_profiles = df_profiles.dropna(subset=['z'])\n",
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"\n",
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"df_profiles.loc[df_profiles.profile_type=='post_topo','profile_type']='poststorm'\n",
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"df_profiles.loc[df_profiles.profile_type=='post_bathy','profile_type']='poststorm'\n",
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"df_profiles.loc[df_profiles.profile_type=='pre_topo','profile_type']='prestorm'\n",
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"df_profiles.loc[df_profiles.profile_type=='pre_bathy','profile_type']='prestorm'\n",
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"\n",
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"df_profiles = df_profiles.set_index(['site_id', 'profile_type', 'x'])\n",
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"df_profiles = df_profiles[~df_profiles.index.duplicated(keep='first')]\n",
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"\n",
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"df_profiles = df_profiles.sort_index()\n",
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"\n",
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"print('df_profiles:')\n",
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"df_profiles.head()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Just plots each site's x and z values\n",
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"for site_id,df_site in df_profiles.groupby('site_id'):\n",
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" f, (ax1) = plt.subplots(1,1, figsize=(6, 3))\n",
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" ax1.set_title(site_id)\n",
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" \n",
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" prestorm=df_site.index.get_level_values('profile_type') == 'prestorm'\n",
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" ax1.plot(df_site[prestorm].index.get_level_values('x'),\n",
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" df_site[prestorm].z,\n",
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" label='Pre Topo',\n",
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" color='#2c7bb6')\n",
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"\n",
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" \n",
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" poststorm=df_site.index.get_level_values('profile_type') == 'poststorm'\n",
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" ax1.plot(df_site[poststorm].index.get_level_values('x'),\n",
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" df_site[poststorm].z,\n",
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" label='Post Topo',\n",
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" color='#d7191c')\n",
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"\n",
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"\n",
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" ax1.legend()\n",
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" plt.show()\n",
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" plt.close()"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Get dune faces"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"code_folding": []
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},
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"outputs": [],
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"source": [
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"# Manually define dune x coordinates and work out slope\n",
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"\n",
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"dune_data = [\n",
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" {\n",
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" 'site_id': 'NARRA0004',\n",
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" 'dune_crest_x': 180,\n",
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" 'dune_toe_x': 205\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0008',\n",
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" 'dune_crest_x': 180,\n",
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" 'dune_toe_x': 205\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0012',\n",
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" 'dune_crest_x': 195,\n",
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" 'dune_toe_x': 205\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0016',\n",
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" 'dune_crest_x': 190,\n",
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" 'dune_toe_x': 200\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0021',\n",
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" 'dune_crest_x': 205,\n",
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" 'dune_toe_x': 210\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0023',\n",
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" 'dune_crest_x': 205,\n",
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" 'dune_toe_x': 215\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0027',\n",
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" 'dune_crest_x': 210,\n",
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" 'dune_toe_x': 219\n",
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" },\n",
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" {\n",
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" 'site_id': 'NARRA0031',\n",
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" 'dune_crest_x': 210,\n",
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" 'dune_toe_x': 218\n",
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" },\n",
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"]\n",
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"\n",
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"for site_dune in dune_data:\n",
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" df_site = df_profiles.xs(site_dune['site_id'], level='site_id').xs('prestorm',level='profile_type')\n",
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" \n",
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" dune_crest_x = site_dune['dune_crest_x']\n",
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" dune_toe_x = site_dune['dune_toe_x']\n",
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" dune_crest_z = df_site.iloc[df_site.index.get_loc(site_dune['dune_crest_x'],method='nearest')].z\n",
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" dune_toe_z = df_site.iloc[df_site.index.get_loc(site_dune['dune_toe_x'],method='nearest')].z\n",
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"\n",
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" dune_slope = (dune_crest_z - dune_toe_z)/(dune_crest_x - dune_toe_x)\n",
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" \n",
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" site_dune['dune_crest_z'] = dune_crest_z\n",
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" site_dune['dune_toe_z'] = dune_toe_z\n",
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" site_dune['dune_slope'] = dune_slope\n",
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" \n",
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" \n",
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"# Join back into main data\n",
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"df_dunes = pd.DataFrame(dune_data).set_index('site_id')\n",
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"print('df_dunes:')\n",
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"df_dunes.head()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
|
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"# # Just plots each site's x and z values\n",
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"# for site_id,df_site in df_profiles.xs('prestorm',level='profile_type').groupby('site_id'):\n",
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"# f, (ax1) = plt.subplots(1,1, figsize=(6, 3))\n",
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"# ax1.set_title(site_id)\n",
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"# ax1.plot(df_site.index.get_level_values('x'),\n",
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"# df_site.z)\n",
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"# ax1.plot([df_dunes.loc[site_id].dune_crest_x, df_dunes.loc[site_id].dune_toe_x],\n",
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"# [df_dunes.loc[site_id].dune_crest_z, df_dunes.loc[site_id].dune_toe_z],\n",
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"# 'r.-')\n",
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"# ax1.set_xlim([150,250])\n",
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"# ax1.set_ylim([0,15])\n",
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"# plt.show()\n",
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"# plt.close()"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## Get prestorm slope"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"z_ele = 0.7\n",
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"debug=False\n",
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"\n",
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"def find_nearest_idx(array, value):\n",
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" array = np.asarray(array)\n",
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" idx = (np.abs(array - value)).argmin()\n",
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" return idx\n",
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"\n",
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"prestorm_slope_data =[]\n",
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||
|
"for site_id, df_site in df_profiles.xs('prestorm',level='profile_type').groupby('site_id'):\n",
|
||
|
" \n",
|
||
|
" # Find index of our z_ele\n",
|
||
|
" idx = np.where(df_site.z.values>=z_ele)[0][-1]\n",
|
||
|
" \n",
|
||
|
" prestorm_end_x = df_site.iloc[idx].name[1]\n",
|
||
|
" prestorm_end_z = df_site.iloc[idx].z\n",
|
||
|
" \n",
|
||
|
" prestorm_start_x = df_dunes.loc[site_id].dune_toe_x\n",
|
||
|
" prestorm_start_z = df_dunes.loc[site_id].dune_toe_z\n",
|
||
|
" \n",
|
||
|
" prestorm_slope = (prestorm_end_z-prestorm_start_z)/(prestorm_end_x-prestorm_start_x)\n",
|
||
|
" \n",
|
||
|
" prestorm_slope_data.append({\n",
|
||
|
" 'site_id': site_id,\n",
|
||
|
" 'prestorm_end_x': prestorm_end_x,\n",
|
||
|
" 'prestorm_end_z': prestorm_end_z,\n",
|
||
|
" 'prestorm_start_x': prestorm_start_x,\n",
|
||
|
" 'prestorm_start_z': prestorm_start_z,\n",
|
||
|
" 'prestorm_slope': prestorm_slope\n",
|
||
|
" })\n",
|
||
|
" \n",
|
||
|
"df_prestorm_slope = pd.DataFrame(prestorm_slope_data).set_index(['site_id'])\n",
|
||
|
"print('df_prestorm_slope:')\n",
|
||
|
"df_prestorm_slope.head()\n",
|
||
|
" "
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "markdown",
|
||
|
"metadata": {},
|
||
|
"source": [
|
||
|
"## Get shelf slope\n",
|
||
|
"At 10 m contour"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "code",
|
||
|
"execution_count": null,
|
||
|
"metadata": {
|
||
|
"code_folding": []
|
||
|
},
|
||
|
"outputs": [],
|
||
|
"source": [
|
||
|
"# Elevation to take shelf slope at\n",
|
||
|
"z_ele = -9\n",
|
||
|
"debug=False\n",
|
||
|
"\n",
|
||
|
"def find_nearest_idx(array, value):\n",
|
||
|
" array = np.asarray(array)\n",
|
||
|
" idx = (np.abs(array - value)).argmin()\n",
|
||
|
" return idx\n",
|
||
|
"\n",
|
||
|
"def slope_at_point(x, z, z_ele,debug=False):\n",
|
||
|
" # Smooth profile a bit\n",
|
||
|
" # TODO the smoothing factor will change based on the number of data points\n",
|
||
|
" # Need to fix\n",
|
||
|
" s = UnivariateSpline(x, z, s=50)\n",
|
||
|
" xs = np.linspace(min(x),max(x),1000)\n",
|
||
|
" zs = s(xs)\n",
|
||
|
"\n",
|
||
|
" # Calculate derivates of spline\n",
|
||
|
" dzdx = np.diff(zs)/np.diff(xs)\n",
|
||
|
"\n",
|
||
|
" # Find index of z_ele\n",
|
||
|
" idx = find_nearest_idx(zs, z_ele)\n",
|
||
|
" slope = dzdx[idx]\n",
|
||
|
" shelf_x = xs[idx]\n",
|
||
|
"\n",
|
||
|
"\n",
|
||
|
" \n",
|
||
|
" # For checking how much smoothing is going on\n",
|
||
|
" if debug:\n",
|
||
|
" f, (ax1) = plt.subplots(1,1, figsize=(6, 3))\n",
|
||
|
" ax1.plot(x,z)\n",
|
||
|
" ax1.plot(xs,zs)\n",
|
||
|
" plt.show()\n",
|
||
|
" plt.close()\n",
|
||
|
" \n",
|
||
|
" return slope, shelf_x, z_ele\n",
|
||
|
" \n",
|
||
|
"shelf_data = []\n",
|
||
|
"for site_id, df_site in df_profiles.xs('prestorm',level='profile_type').groupby('site_id'):\n",
|
||
|
" shelf_slope, shelf_x, shelf_z = slope_at_point(df_site.index.get_level_values('x').values,\n",
|
||
|
" df_site.z, \n",
|
||
|
" z_ele, debug=debug)\n",
|
||
|
" shelf_data.append({\n",
|
||
|
" 'site_id': site_id,\n",
|
||
|
" 'shelf_slope': shelf_slope,\n",
|
||
|
" 'shelf_x': shelf_x,\n",
|
||
|
" 'shelf_z': shelf_z\n",
|
||
|
" })\n",
|
||
|
" \n",
|
||
|
"df_shelf = pd.DataFrame(shelf_data).set_index(['site_id'])\n",
|
||
|
"\n",
|
||
|
"df_shelf.loc['NARRA0004','shelf_slope'] = -0.02\n",
|
||
|
"\n",
|
||
|
"print('df_shelf:')\n",
|
||
|
"df_shelf.head()"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "markdown",
|
||
|
"metadata": {},
|
||
|
"source": [
|
||
|
"## Do geometry\n"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "markdown",
|
||
|
"metadata": {},
|
||
|
"source": [
|
||
|
"df_site"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "code",
|
||
|
"execution_count": null,
|
||
|
"metadata": {},
|
||
|
"outputs": [],
|
||
|
"source": [
|
||
|
"for site_id, df_site in df_profiles.groupby('site_id'):\n",
|
||
|
"\n",
|
||
|
" # Project the dune face outwards\n",
|
||
|
" dune_face_toe = Point(df_dunes.loc[site_id].dune_toe_x,\n",
|
||
|
" df_dunes.loc[site_id].dune_toe_z)\n",
|
||
|
" dune_face_sea = Point(\n",
|
||
|
" df_dunes.loc[site_id].dune_toe_x + 1000,\n",
|
||
|
" # df_dunes.loc[site_id].dune_toe_z +1000 * -1\n",
|
||
|
" df_dunes.loc[site_id].dune_toe_z +\n",
|
||
|
" 1000 * df_dunes.loc[site_id].dune_slope)\n",
|
||
|
" dune_line = LineString([dune_face_toe, dune_face_sea])\n",
|
||
|
"\n",
|
||
|
" # Project the shelf slope landwards\n",
|
||
|
" shelf_point = Point(df_shelf.loc[site_id].shelf_x,\n",
|
||
|
" df_shelf.loc[site_id].shelf_z)\n",
|
||
|
" shelf_land = Point(\n",
|
||
|
" df_shelf.loc[site_id].shelf_x - 1000, df_shelf.loc[site_id].shelf_z -\n",
|
||
|
" 1000 * df_shelf.loc[site_id].shelf_slope)\n",
|
||
|
" shelf_sea = Point(\n",
|
||
|
" df_shelf.loc[site_id].shelf_x + 1000, df_shelf.loc[site_id].shelf_z +\n",
|
||
|
" 1000 * df_shelf.loc[site_id].shelf_slope)\n",
|
||
|
" shelf_line = LineString([shelf_land, shelf_point, shelf_sea])\n",
|
||
|
"\n",
|
||
|
" # Find intersection between to lines\n",
|
||
|
" dune_shelf_int = dune_line.intersection(shelf_line)\n",
|
||
|
" dist_toe_to_int = dune_face_toe.distance(dune_shelf_int)\n",
|
||
|
"\n",
|
||
|
" # Plots\n",
|
||
|
" f, (ax1) = plt.subplots(1, 1, figsize=(12, 4))\n",
|
||
|
"\n",
|
||
|
" # Raw profile prestorm\n",
|
||
|
" ax1.plot(\n",
|
||
|
" df_site.xs('prestorm',\n",
|
||
|
" level='profile_type').index.get_level_values('x'),\n",
|
||
|
" df_site.xs('prestorm', level='profile_type').z,\n",
|
||
|
" label='Prestorm profile')\n",
|
||
|
"\n",
|
||
|
" # Raw profile poststorm\n",
|
||
|
" ax1.plot(\n",
|
||
|
" df_site.xs('poststorm',\n",
|
||
|
" level='profile_type').index.get_level_values('x'),\n",
|
||
|
" df_site.xs('poststorm', level='profile_type').z,\n",
|
||
|
" label='Poststorm profile')\n",
|
||
|
"\n",
|
||
|
" # Dune face\n",
|
||
|
" ax1.plot(\n",
|
||
|
" [df_dunes.loc[site_id].dune_crest_x, df_dunes.loc[site_id].dune_toe_x],\n",
|
||
|
" [df_dunes.loc[site_id].dune_crest_z, df_dunes.loc[site_id].dune_toe_z],\n",
|
||
|
" linestyle=':',\n",
|
||
|
" color='#999999',\n",
|
||
|
" label='Dune face ({:.2f})'.format(-df_dunes.loc[site_id].dune_slope))\n",
|
||
|
"\n",
|
||
|
" # Projected dune face\n",
|
||
|
" ax1.plot(\n",
|
||
|
" dune_line.xy[0],\n",
|
||
|
" dune_line.xy[1],\n",
|
||
|
" linestyle='--',\n",
|
||
|
" color='#999999',\n",
|
||
|
" label='Dune face (projected)')\n",
|
||
|
"\n",
|
||
|
" # Projected shelf slope\n",
|
||
|
" ax1.plot(\n",
|
||
|
" shelf_line.xy[0],\n",
|
||
|
" shelf_line.xy[1],\n",
|
||
|
" linestyle='--',\n",
|
||
|
" color='#999999',\n",
|
||
|
" label='Shelf slope (projected)')\n",
|
||
|
"\n",
|
||
|
" # Intersection\n",
|
||
|
" ax1.scatter(\n",
|
||
|
" dune_shelf_int.xy[0],\n",
|
||
|
" dune_shelf_int.xy[1],\n",
|
||
|
" marker='x',\n",
|
||
|
" color='#999999',\n",
|
||
|
" label='Dune/shelf projected intersection')\n",
|
||
|
"\n",
|
||
|
" # Prestorm slope\n",
|
||
|
" ax1.plot([\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_x,\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_end_x\n",
|
||
|
" ], [\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_z,\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_end_z\n",
|
||
|
" ],\n",
|
||
|
" color='violet',\n",
|
||
|
" label='Prestorm slope ({:.2f})'.format(\n",
|
||
|
" -df_prestorm_slope.loc[site_id].prestorm_slope))\n",
|
||
|
"\n",
|
||
|
" # # Find best slope based on distance form toe to intersection?\n",
|
||
|
" # best_slope_toe = shelf_line.interpolate(\n",
|
||
|
" # shelf_line.project(intersection) - 4 * dist_toe_to_int)\n",
|
||
|
" # best_slope = (dune_face_toe.xy[1][0] - best_slope_toe.xy[1][0]) / (\n",
|
||
|
" # dune_face_toe.xy[0][0] - best_slope_toe.xy[0][0])\n",
|
||
|
"\n",
|
||
|
" # # Best slope toe\n",
|
||
|
" # ax1.scatter(\n",
|
||
|
" # best_slope_toe.xy[0], best_slope_toe.xy[1], marker='o', color='g')\n",
|
||
|
"\n",
|
||
|
" # # Best slope\n",
|
||
|
" # ax1.plot([dune_face_toe.xy[0], best_slope_toe.xy[0]],\n",
|
||
|
" # [dune_face_toe.xy[1], best_slope_toe.xy[1]],\n",
|
||
|
" # color='g',\n",
|
||
|
" # label='Best slope ({:.3f})'.format(-best_slope))\n",
|
||
|
"\n",
|
||
|
" # Find best slope based on intersection of prestorm slope and surf zone slope\n",
|
||
|
" prestorm_slope_line = LineString([\n",
|
||
|
" Point(\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_x,\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_z,\n",
|
||
|
" ),\n",
|
||
|
" Point(\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_x + 10000,\n",
|
||
|
" df_prestorm_slope.loc[site_id].prestorm_start_z +\n",
|
||
|
" 10000 * df_prestorm_slope.loc[site_id].prestorm_slope)\n",
|
||
|
" ])\n",
|
||
|
"\n",
|
||
|
" # Where prestorm slope projection intersects shelf line\n",
|
||
|
" prestorm_slope_shelf_int = prestorm_slope_line.intersection(shelf_line)\n",
|
||
|
"\n",
|
||
|
" # Distance between dune/shelf intersection and prestorm/shelf intersection\n",
|
||
|
" dist_shelf_prestorm_ints = prestorm_slope_shelf_int.distance(\n",
|
||
|
" dune_shelf_int)\n",
|
||
|
"\n",
|
||
|
" best_slope_pt = shelf_line.interpolate(\n",
|
||
|
" shelf_line.project(dune_shelf_int) + 0.3 * (shelf_line.project(prestorm_slope_shelf_int) -\n",
|
||
|
" shelf_line.project(dune_shelf_int)))\n",
|
||
|
" \n",
|
||
|
" best_slope =(df_prestorm_slope.loc[site_id].prestorm_start_z-best_slope_pt.xy[1][0])/(df_prestorm_slope.loc[site_id].prestorm_start_x-best_slope_pt.xy[0][0])\n",
|
||
|
" \n",
|
||
|
" if not prestorm_slope_shelf_int.is_empty:\n",
|
||
|
" ax1.plot(\n",
|
||
|
" prestorm_slope_shelf_int.xy[0],\n",
|
||
|
" prestorm_slope_shelf_int.xy[1],\n",
|
||
|
" marker='x',\n",
|
||
|
" color='#999999',\n",
|
||
|
" label='Prestorm slope/shelf\\nprojected intersection')\n",
|
||
|
" ax1.plot(\n",
|
||
|
" prestorm_slope_line.xy[0],\n",
|
||
|
" prestorm_slope_line.xy[1],\n",
|
||
|
" color='#999999',\n",
|
||
|
" linestyle='--',\n",
|
||
|
" label='Prestorm slope projected line')\n",
|
||
|
" ax1.plot(\n",
|
||
|
" [df_prestorm_slope.loc[site_id].prestorm_start_x,\n",
|
||
|
" best_slope_pt.xy[0][0]],\n",
|
||
|
" [df_prestorm_slope.loc[site_id].prestorm_start_z,\n",
|
||
|
" best_slope_pt.xy[1][0]],\n",
|
||
|
" color='red',\n",
|
||
|
" linestyle='--',\n",
|
||
|
" label='Best slope ({:.3f})'.format(-best_slope))\n",
|
||
|
" \n",
|
||
|
" # TEMP Target slopes\n",
|
||
|
" target_slopes = {\n",
|
||
|
" 'NARRA0004': 0.076,\n",
|
||
|
" 'NARRA0008': 0.093,\n",
|
||
|
" 'NARRA0012': 0.060,\n",
|
||
|
" 'NARRA0016': 0.11,\n",
|
||
|
" 'NARRA0021': 0.063,\n",
|
||
|
" 'NARRA0023': 0.061,\n",
|
||
|
" 'NARRA0027': 0.060,\n",
|
||
|
" 'NARRA0031': 0.057,\n",
|
||
|
" }\n",
|
||
|
"\n",
|
||
|
" target_direction = {\n",
|
||
|
" 'NARRA0004': \"flatter\",\n",
|
||
|
" 'NARRA0008': \"steeper\",\n",
|
||
|
" 'NARRA0012': \"flatter\",\n",
|
||
|
" 'NARRA0016': \"flatter\",\n",
|
||
|
" 'NARRA0021': \"steeper\",\n",
|
||
|
" 'NARRA0023': \"steeper\",\n",
|
||
|
" 'NARRA0027': \"steeper\",\n",
|
||
|
" 'NARRA0031': \"steeper\",\n",
|
||
|
" }\n",
|
||
|
" ax1.plot([dune_face_toe.xy[0][0], dune_face_toe.xy[0][0] + 1000], [\n",
|
||
|
" dune_face_toe.xy[1][0],\n",
|
||
|
" dune_face_toe.xy[1][0] - 1000 * target_slopes[site_id]\n",
|
||
|
" ],\n",
|
||
|
" color='red',\n",
|
||
|
" label='Target slope\\n({} than {:.3f})'.format(\n",
|
||
|
" target_direction[site_id], target_slopes[site_id]))\n",
|
||
|
"\n",
|
||
|
" ax1.set_xlim([100, 800])\n",
|
||
|
" ax1.set_ylim([-15, 12])\n",
|
||
|
"# ax1.set_xlim([100, 600])\n",
|
||
|
"# ax1.set_ylim([-10, 12])\n",
|
||
|
"\n",
|
||
|
" # ax1.set_xlim([df_dunes.loc[site_id].dune_crest_x - 50,\n",
|
||
|
" # intersection.xy[0][0] + 50])\n",
|
||
|
" # ax1.set_ylim([intersection.xy[1][0] -3,\n",
|
||
|
" # df_dunes.loc[site_id].dune_crest_z + 3])\n",
|
||
|
"\n",
|
||
|
" ax1.set_title(site_id)\n",
|
||
|
" ax1.legend(loc='upper right', prop={'size': 10})\n",
|
||
|
" f.savefig('08-{}.png'.format(site_id), dpi=600)\n",
|
||
|
" plt.show()\n",
|
||
|
" plt.close()"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "code",
|
||
|
"execution_count": null,
|
||
|
"metadata": {},
|
||
|
"outputs": [],
|
||
|
"source": [
|
||
|
"dune_shelf_int"
|
||
|
]
|
||
|
},
|
||
|
{
|
||
|
"cell_type": "code",
|
||
|
"execution_count": null,
|
||
|
"metadata": {},
|
||
|
"outputs": [],
|
||
|
"source": []
|
||
|
}
|
||
|
],
|
||
|
"metadata": {
|
||
|
"hide_input": false,
|
||
|
"kernelspec": {
|
||
|
"display_name": "Python 3",
|
||
|
"language": "python",
|
||
|
"name": "python3"
|
||
|
},
|
||
|
"language_info": {
|
||
|
"codemirror_mode": {
|
||
|
"name": "ipython",
|
||
|
"version": 3
|
||
|
},
|
||
|
"file_extension": ".py",
|
||
|
"mimetype": "text/x-python",
|
||
|
"name": "python",
|
||
|
"nbconvert_exporter": "python",
|
||
|
"pygments_lexer": "ipython3",
|
||
|
"version": "3.6.6"
|
||
|
},
|
||
|
"toc": {
|
||
|
"base_numbering": 1,
|
||
|
"nav_menu": {},
|
||
|
"number_sections": true,
|
||
|
"sideBar": true,
|
||
|
"skip_h1_title": false,
|
||
|
"title_cell": "Table of Contents",
|
||
|
"title_sidebar": "Contents",
|
||
|
"toc_cell": false,
|
||
|
"toc_position": {},
|
||
|
"toc_section_display": true,
|
||
|
"toc_window_display": false
|
||
|
},
|
||
|
"varInspector": {
|
||
|
"cols": {
|
||
|
"lenName": 16,
|
||
|
"lenType": 16,
|
||
|
"lenVar": 40
|
||
|
},
|
||
|
"kernels_config": {
|
||
|
"python": {
|
||
|
"delete_cmd_postfix": "",
|
||
|
"delete_cmd_prefix": "del ",
|
||
|
"library": "var_list.py",
|
||
|
"varRefreshCmd": "print(var_dic_list())"
|
||
|
},
|
||
|
"r": {
|
||
|
"delete_cmd_postfix": ") ",
|
||
|
"delete_cmd_prefix": "rm(",
|
||
|
"library": "var_list.r",
|
||
|
"varRefreshCmd": "cat(var_dic_list()) "
|
||
|
}
|
||
|
},
|
||
|
"types_to_exclude": [
|
||
|
"module",
|
||
|
"function",
|
||
|
"builtin_function_or_method",
|
||
|
"instance",
|
||
|
"_Feature"
|
||
|
],
|
||
|
"window_display": false
|
||
|
}
|
||
|
},
|
||
|
"nbformat": 4,
|
||
|
"nbformat_minor": 2
|
||
|
}
|