Regression Analysis

Regression Analysis

Ø  Open the Regression Tutorial Arc_GIS

Ø  Open Regression Exercises

Ø  Open the Regression Analysis 911 Calls on Arc Map

Ø  Go on table content

Ø  Right click on Hot Spot analysis

Ø  Click on Activate

Ø  Right Click on 911 Calls

Ø  Go on Properties

Ø  Go on Source

Ø  Click on Set data resource

Ø  Open Regression Exercises

Ø  Open Data folder

Ø  Select the 911 Calls and Add it

Ø  Click on Apply

Ø  Click on OK

Ø  Right click on Regression Analysis

Ø  Go on Activate

Ø  Then click on Full  Extent

Ø  Now Click on Window

Ø  Select the overview

Ø  Now go on Arc Tools Box

Ø  Right click on empty place in tools box

Ø  Click on environment

Ø  Expand the Work Space

Ø  Click the Current workspace

Ø  And again go on Regression Exercises

Ø  Give the folder Outputs

Ø  Then add it

Ø  Then expand the output coordinates

Ø  Click on output coordinates system

Ø  Click on 1^st box

Ø  Select the as Specified below

Ø  Then check the 2^nd box that coordinates is correct

Ø  Then click or expand the field

Ø  And check that correct sign is ok

Ø  And then click on OK

Ø  Click on Geoprocessing

Ø  Click on Geoprocessing Option

Ø  Background processing if is unable

Ø  Then click and able

Ø  Then click on OK

Ø  Go on table content

Ø  ObsData911calls unable it

Ø  And right click on ObsData91Calls

Ø  Click on open attribute table

Ø  And check out the all properties

Ø  Go on Arc tool box

Ø  Expand the Spatial Statistical  tool

Ø   Expand Modeling Spatial Relationship

Ø  Then click on Ordinary Least Squares

Ø  Click on input feature class

Ø  Select 1^st box ObsData91Calls

Ø  Now in 2^nd box Unique ID field

Ø  Select Unique ID

Ø  Now output feature class open

Ø  Go on Open Regression Exercises

Ø  Open Regression analysis

Ø  Click on Outputs

Ø  Type in Name  box OLS911Calls.shp

Ø  Then save it

Ø  Click on dependent variable box

Ø  Select Calls

Ø  Now select Explanatory variables

Ø  Select Popu

Ø  Then click on OK

Ø  Then process is continue for few minute

Ø  When process is complete OLS

Ø  Then go on result

Ø  Expand OLS

Ø  Then expand Messages

Ø   Check the No. of Observation (87)

Ø  Check the Variables (2)

Ø  Check the R-Squared

Ø  Check the Adjust R-Squared

Ø  Go on calculator

Ø  And write the R-Squared values

Ø  Click on view

Ø  Then go on graphic

Ø  And click on create scatter plot matrix

Ø  Click on layer table

Ø  And select OBS data911Calls

Ø  Click on below the field name

Ø  Select calls

Ø  Then click below the calls

Ø  And select  Popu

Ø  Then click below popu

Ø  Select Renters

Ø  Then click below the renters

Ø  Select MedIncome

Ø  And check Width, length

Ø  Change the number of bins (9)

Ø  Click on Next

Ø  Check the scatter plots

Ø  Then click on Finish

Ø  Go on Arc tool box

Ø  Again click on OLS tool

Ø  Click on 1^st box input features

Ø  Select OBS data911Calls

Ø  Click on 2^nd box UniqID field

Ø  Select UniqID

Ø  Click on 3^rd box output feature

Ø  Go on folder Regression analysis

Ø  And write the name ‘OLS911callsOLS.shp’

Ø  Then save it

Ø  Click on 4^th box dependent variable

Ø  Select Calls

Ø  Now in box explanatory variable

Ø  Select popu, jobs, lowedu, ds2urbnCenter

Ø  Now click on OK

Ø  Process is continue for few time

Ø  When our process is complete like come OLS

Ø  Check on result

Ø  Expend the 1^st OLS

Ø  Click on message

Ø  And check the multi R-squared and adjust R-squared

Ø  Again click on calculator

Ø  And now again write R-Squared value

Ø  Go on tool box

Ø  Now expand Analyzing pattern

Ø  Click on Spatial Autocorrelation (Moran I)

Ø  Click on 1^st box input feature

Ø  And select the OLS911callsOLS

Ø  Now click in 2^nd box input field

Ø  Select StdResid

Ø  And check it generate Report

Ø  Click on standardization

Ø  Select Row

Ø  Now click on Ok

Ø  Again process to be continue

Ø  When process is complete of OLS

Ø  Go on result

Ø  Expand the  Spatial Autocorrelation (Moran I)

Ø  Click on HTML report file morans I HTML

Ø  Now graph of auto correlation show on

Ø  Again go result

Ø  Expand the 2^nd OLS

Ø  Then expand the Messages

Ø  Now check the popu, jobs etc

Ø  Now again go tool box

Ø  Expand the  Modeling Spatial Relationship

Ø  And open the geographical weighted regression

Ø  In 1^st box select in input feature OBSdata911calls

Ø  In 2^nd box dependent variable

Ø  Select Calls

Ø  In 3^rd box firstly select Pop

Ø  Then jobs

Ø  Then lowedu

Ø  Then Dst2Urbncen

Ø  Click on output feature

Ø  Give a path regression exercises

Ø  And output

Ø  Give a name ResultGWR.shp

Ø  And then save it

Ø  And click on Kernal/types

Ø  Select adaptive

Ø  Click on Ok

Ø  Process to be continue

Ø  When process will be continued  and sign is check

Ø  Again go on Results

Ø  Expand the GWR

Ø  Then expand Messages

Ø  And check it

Ø  Now again go on tool box

Ø  Right click on GWR vs Prediction

Ø  Click on Edit

Ø  Result is show on screen

Ø  Now double click on GWR Regression

Ø  And check the all table

Ø  Click on OK

Ø  Now click on Run  > sign then process to be continue

Ø  Now go on table content and check the result which are shown

Ø  Click on page and print setup

Ø  Click on size and select A4 size page

Ø  Click on landscape

Ø  Click on ok

Now add the legend north arrow and give the coordinate system and then export the map in JPEG format