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Merged
achapkowski merged 6 commits into from
Jan 6, 2021
Merged

Power users sample updates #896

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0506590
updated maps
Jan 5, 2021
e83b5a1
delete unwanted file
Jan 5, 2021
630f583
fixed issue 5534
Jan 6, 2021
d11760e
fixed issue 5534
Jan 6, 2021
3425d54
fixed issue 5534
Jan 6, 2021
b06a993
fixed issue 5534
Jan 6, 2021
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34 changes: 15 additions & 19 deletions ...s/02_power_users_developers/building_a_change_detection_app_using_jupyter_dashboard.ipynb
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53 changes: 21 additions & 32 deletions samples/02_power_users_developers/jupyter_dashboard_for_raster_analytics.ipynb
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121 changes: 46 additions & 75 deletions samples/02_power_users_developers/openstreetmap_exploration.ipynb
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29 changes: 26 additions & 3 deletions samples/02_power_users_developers/population_exploration_dashboard.ipynb
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2 changes: 1 addition & 1 deletion .../02_power_users_developers/tour_the_world_with_landsat_imagery_and_raster_functions.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -383,7 +383,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.6.9"
"version": "3.7.9"
},
"widgets": {
"state": {
Expand Down
114 changes: 68 additions & 46 deletions ...nalysts_data_scientists/visualize_monthly_changes_in_hirakund_reservoir_using_video.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,25 @@
},
{
"cell_type": "code",
"execution_count": 15,
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"!conda install -c anaconda pillow -y"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"!conda install -c conda-forge imageio -y"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
Expand All @@ -71,7 +89,7 @@
"\n",
"import arcgis\n",
"from arcgis.gis import GIS\n",
"from arcgis import geometry\n",
"from arcgis import geometry, geocode\n",
"from arcgis.raster.functions import apply"
]
},
Expand All @@ -84,7 +102,7 @@
},
{
"cell_type": "code",
"execution_count": 4,
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
Expand All @@ -107,7 +125,7 @@
},
{
"cell_type": "code",
"execution_count": 5,
"execution_count": 7,
"metadata": {},
"outputs": [
{
Expand All @@ -125,7 +143,7 @@
" </a>\n",
" <br/>Landsat multispectral and multitemporal imagery with on-the-fly renderings and indices for visualization and analysis. The Landsat 8 imagery in this layer is updated daily and is directly sourced from the Landsat on AWS collection.<img src='https://geosaurus.maps.arcgis.com/home/js/jsapi/esri/css/images/item_type_icons/imagery16.png' style=\"vertical-align:middle;\">Imagery Layer by esri\n",
" <br/>Last Modified: December 19, 2019\n",
" <br/>0 comments, 259,890 views\n",
" <br/>0 comments, 378,680 views\n",
" </div>\n",
" </div>\n",
" "
Expand All @@ -134,7 +152,7 @@
"<Item title:\"Multispectral Landsat\" type:Imagery Layer owner:esri>"
]
},
"execution_count": 5,
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
Expand Down Expand Up @@ -178,6 +196,24 @@
"rgb_collection = apply(landsat, 'Natural Color with DRA')"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"g = geocode('Hirakund reservoir, Odisha', out_sr=3857)[0]"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"extent = g.get('extent')"
]
},
{
"cell_type": "code",
"execution_count": 14,
Expand All @@ -198,54 +234,50 @@
}
],
"source": [
"m = gis.map('Hirakund reservoir, Odisha', 10)\n",
"m.basemap = 'imagery'\n",
"\n",
"m = gis.map()\n",
"m.basemap = 'satellite'\n",
"m.extent = extent\n",
"m"
]
},
{
"cell_type": "code",
"execution_count": 7,
"cell_type": "markdown",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"{'spatialReference': {'latestWkid': 3857, 'wkid': 102100},\n",
" 'xmin': 9251479.106444037,\n",
" 'ymin': 2433602.2844587043,\n",
" 'xmax': 9401907.17810932,\n",
" 'ymax': 2494751.907086869}"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"extent = m.extent\n",
"extent"
"## Function to create collection of images with desired time intervals"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Function to create collection of images with desired time intervals"
"The function below creates an array of images with the desired time intervals. If a user specifies 'm' then the images in the selected collection will be consolidated on a monthly basis i.e. all the images of the specified extent will be mosaicked monthly and if the user specifies 'y' as the interval then the images in the selected collection will be consolidated on yearly basis."
]
},
{
"cell_type": "markdown",
"cell_type": "code",
"execution_count": 12,
"metadata": {},
"outputs": [],
"source": [
"The function below creates an array of images with the desired time intervals. If a user specifies 'm' then the images in the selected collection will be consolidated on a monthly basis i.e. all the images of the specified extent will be mosaicked monthly and if the user specifies 'y' as the interval then the images in the selected collection will be consolidated on yearly basis."
"from functools import lru_cache\n",
"\n",
"@lru_cache(maxsize=50)\n",
"def load_font():\n",
" try:\n",
" if system()=='Windows':\n",
" return ImageFont.truetype(\"arial.ttf\", 30)\n",
" elif system()=='Linux':\n",
" return ImageFont.truetype(\"~/.fonts/truetype/dejavu/DejaVuSans.ttf\", 30)\n",
" else:\n",
" return ImageFont.truetype(\"Arial.ttf\", 30)\n",
" except:\n",
" return ImageFont.load_default()"
]
},
{
"cell_type": "code",
"execution_count": 10,
"execution_count": 13,
"metadata": {},
"outputs": [],
"source": [
Expand All @@ -263,12 +295,7 @@
" save_folder='.', \n",
" save_file=img_name)\n",
" img = Image.open(img_name).convert('RGB')\n",
" if system()=='Windows':\n",
" font = ImageFont.truetype(\"arial.ttf\", 30)\n",
" elif system()=='Linux':\n",
" font = ImageFont.truetype(\"~/.fonts/truetype/dejavu/DejaVuSans.ttf\", 30)\n",
" else:\n",
" font = ImageFont.truetype(\"Arial.ttf\", 30)\n",
" font = load_font()\n",
" draw = ImageDraw.Draw(img)\n",
" draw.text((550, 0),str(j)+\"-\"+str(i),(255,255,255),font=font)\n",
" images.append(img)\n",
Expand All @@ -285,12 +312,7 @@
" save_folder='.', \n",
" save_file=img_name)\n",
" img = Image.open(img_name).convert('RGB')\n",
" if system()=='Windows':\n",
" font = ImageFont.truetype(\"arial.ttf\", 30)\n",
" elif system()=='Linux':\n",
" font = ImageFont.truetype(\"~/.fonts/truetype/dejavu/DejaVuSans.ttf\", 30)\n",
" else:\n",
" font = ImageFont.truetype(\"Arial.ttf\", 30)\n",
" font = load_font()\n",
" draw = ImageDraw.Draw(img)\n",
" draw.text((550, 0),str(i),(255,255,255),font=font) \n",
" images.append(img)\n",
Expand Down Expand Up @@ -400,7 +422,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.6.9"
"version": "3.7.9"
}
},
"nbformat": 4,
Expand Down