• Average Nearest Neighbor

    Working virtually with students ... curious if anyone has suggestions for determining average nearest neighbor other than using ArcGIS (many students are Mac users and or older stations) as they dont have ac...
    last modified by claremontcolleges
  • Ripleys K Function in ArcGIS Desktop

    I am trying to use the Ripleys K function in ArcGIS Desktop and the output graph result is not showing up. Is there a trick to get the output graphs to show up? I searched through all of my output folders and tried th...
    last modified by jlalger_mtu
  • Categorical variables while using Geographically Weighted Regression (GWR)

    Hello! I have a question regarding Geographically Weighted Regression (GWR) in ArcGIS. So, I am using ArcMap 10.2 version. I have a large dataset of different parameters of groundwater geochemical constituents and phy...
    last modified by nnawrin29
  • Neighborhood Time Step in Emerging HotSpots Tool

    In the Emerging HotSpots Tool, users could use the parameter "Neighborhood Time Step" to include previous N time-step intervals in the analysis neighborhood.  My questions are : 1) If the Ne...
    created by ya674004
  • How can I aggregate incident points for OLS and GWR while preserving the detail of my explanatory variable dataset?

    Hi everyone,   I want to run an ordinary least squares regression in ArcGIS Pro on my dataset which is composed of about 400 fire occurrences (point data) and demographic variables (100x100m polygons of income, ...
    last modified by NaomiC1
  • What is the intercept's variable in Generalized Linear Regression (GLR)'s result.

    Hello, I am Vita Now, I am doing my analysis with GLR. I would like to know more about the intercept's variable, which always shows in the " summary of GLR Results," what is the function, and what happens if this var...
    created by Vita_Ridwan
  • Why do we get different COtypes or outliers on repeating the "Optimized Outlier analysis" and "Cluster and Outlier analysis"

    Hi all, I am new to ArcGIS and am looking to find outliers (high and low) in my data. The variable I am using is a disease severity variable ranging from 0 to 60 (i.e. my analysis field). I am trying to...
    last modified by poojansh_UNC
  • Calculating the centroid of each polygoin, but weighted by points from another layer

    Hi All, I'm trying to get the centroid of each polygon in the attached image, but I want the centroid calculation to be based on the clusters of green dots in each polygon. The purple polygons are from one layer and ...
    last modified by palermopenano
  • Count of majority value for each cell?

    I ran 10 classifications (Random Trees) in ArcMap. Each time the output will be somewhat different.   I have made a final map based on the majority value of each pixel using cell statistics (majority). ...
    last modified by emilierietz
  • Error 000539 when filling NoData values using Raster Calculator FocalStatistics

    I have a global ocean pH raster map.The raster has large NoData areas: all land areas and many coastlines have NoData. The land areas should remain as NoData, but the ocean areas (blue) should be filled with pH values...
    last modified by michel.andreas.kroeze
  • Are there any alternatives to GWR for small datasets ?

    Hi, I'm working with a dataset including 29 territories. I have run GWR and prediction models in the past and would like to evetually run something similar here but knowing that GWR is not appropriate for small datas...
  • I am trying to calculate a Hot Spot Analysis on a 8 mb point cloud in arcgis pro 2.4.2 on a normal computer, but the processing is taking ages and is still on level 0..

    Any tip?   Frank
    last modified by frank.hanssen@nina.no
  • Guidance on Optimized Hotspot Analysis

    I am using the Optimized Hotspot Analysis tool in ArcGIS Pro to identify clustering of high and low values in my incident point data. After running the tool iteratively for multiple input point datasets, I have notice...
    created by Dan_Patterson

    Hi. I have over 10 000 polylines spread over 430 polygons. I would like to sum the length of all polylines within each polygon. Do anyone know how I can do this in ArcGIS 10? I tried Hawth's Analysis Tools for ArcGI...
    last modified by parmer
  • Forest-based Classification and Regression stuck at 0%

    Hello, I'm trying to run Forest CART in ArcPro 2.4, with about 8 explanatory variables trying to predict the 9th variable. The setting up of the tool runs with only warnings, then proceeds to Create Trees. However, C...
    created by Vadrosaul
  • Run a GWR with a 1-5 ranking Dependent Variable, variation error

    I am running a GWR with a dependent variable that ranks from 1-5. I receive error: 110242: There is not enough variation in the dependent variable for at least one logical neighborhood. I have 5 explanatory variables ...
    created by Mallain5
  • Arcpy rejecting outputs of recursive math expressions/python methods

    9/10 spatial analysis I do involve mathematical expressions. Users want me to execute recursive math functions,to aid spatial analysis and clustering. I have challenges passing such expressions into arcpy.da and Code ...
    last modified by william.kalande@gmail.com
  • How the GWR count their Weight?

    Hello!  My study is about evaluating the correlation between flower production and weather parameters. My data are taken from 2015 - 2018 in form of point data. The point data is the greenhouse location, which o...
    last modified by p66077084
  • Kriging vs Spline with Barriers

    Hi, I'm Jeniffer Soto from the Biogeochemistry group at USGS. We want to create a prediction surface for different water quality parameters along the Sacramento-San Joaquin Delta. Predictions are currently being compl...
  • Regression/OLS for point data?

    I have been looking around online and whenever I see reference to OLS or GWR, few to no one using point (x,y) data in their tutorials. Why is this and is there a way to do a "what is the relationship between these var...
    last modified by deleted-user-QSeUFv9HNbK9