Geographic Information Systems Questions, Problems & Solutions : TransWikia.com ~ Page 502

Where to find open tabular hyperspectral data for machine learning research?

Where can i find open datasets regarding " Wheat/Maize Leaf Spectra with Associated water content, Potassium and Nitrogen Measurements" for machine learning research i.e. hyperspectral tabular data collected from a...

Asked on 12/06/2020 by user2400412

0 answer

Locating the maximum values of a raster intersection with a vector of polygons using Python

I have extracted the statistics of a raster in the polygons of a vector layer using the python zonal_stats function. I need to identify the coordinates of the found maximum...

Asked on 12/06/2020 by a.fornasiero

2 answer

GeoNetwork work in https

I have installed the geonetwork, a link with http.I recently upgraded to use https, but many of the chosen options work.FeedbackThe geonetwork prepared to work over https?...

Asked on 12/06/2020 by Vitor Venancio

0 answer

Average area calculation differences between raster stack and single Maxent models

I ran 100 bootstrap replicated models, for which I want to calculate the area of suitable habitat based on three different threshold rules (MTP, ESS and MaXSS). The issue I'm...

Asked on 12/05/2020

0 answer

Unique constraint on Geometry to resolve INSERT conflicts

I have a simple table with a geometry column like so:CREATE TABLE geomtable ( gid serial, geom geometry, trip_count integer);I want a unique...

Asked on 12/05/2020 by Chintan Pathak

0 answer

Aligning existing polygon borders using QGIS?

I'm looking for a method to align the borders of two overlapping and already existing polygon layers. I'm aware of the node tool and its tolerance snapping option, but the...

Asked on 12/05/2020 by damian

3 answer

Finding opposite side of a polygon

I have a polygon and known 2 points. One is the center of the polygon and another is outside the polygon. I'm trying to find the opposite point of the...

Asked on 12/05/2020 by briansexton

1 answer

SNAP vs. GDAL vs. Orfeo - image rescale, histogram cut

I work with a Sentinel-2 .jp2 image (red band, 10950 x 10950 pixels). My aim is to reach the same result what SNAP does with a Python script. See...

Asked on 12/05/2020 by pnz

1 answer

Setup QGIS Display name to return only unique values from a search

In QGIS I am trying to setup the Locator to return matching Street Entry from the attribute table as opposed to all matching without creating a new merged layer. In...

Asked on 12/05/2020 by Tyler Veinot

0 answer

How to fix SRTM half-pixel shift with GeoServer

The SRTM data has an half-pixel shift (I assume that’s what is described in the last FAQ, and that GeoServer uses pixel corner origin ? I couldn’t...

Asked on 12/05/2020 by Skippy le Grand Gourou

0 answer

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