Random Forest (ViGrA) Classification in SAGA - Revision history

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T04:15:30Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T04:11:13Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T04:07:03Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T04:02:57Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T03:51:06Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T03:50:30Z

Creating Training Data (Points) for each class

Cameronsamson: /* Creating Training Data (Points) for each class */

2014-12-22T03:49:27Z

Creating Training Data (Points) for each class

JuliaRiddick: /* Running a random forest classification */

2014-12-22T02:52:10Z

Running a random forest classification

JuliaRiddick: /* Buffering and Merging layers */

2014-12-22T02:46:15Z

Buffering and Merging layers

JuliaRiddick: /* Creating Training Data (Points) for each class */

2014-12-22T02:40:08Z

Creating Training Data (Points) for each class

@@ Line 172: / Line 172: @@
+A point layer file has been created. Now we must add the points. To add a point right click on the created layer and add to map to ensure that the layer has been activated.
+[[File:AddpointtomapSAGA.png|300px|thumb|left]]
-A point layer file has been created. Now we must add the points. To add a point right click on the created layer and add to map to ensure that the layer has been activated.
-[[File:AddpointtomapSAGA.png|300px|thumb|left]]

@@ Line 142: / Line 142: @@
 [[File:SettingsforpointsSAGA.png|300px|thumb|left]]
@@ Line 173: / Line 178: @@
 [[File:AddpointtomapSAGA.png|300px|thumb|left]]
@@ Line 203: / Line 213: @@
 [[File:MaptoloadtoSAGA.png|300px|thumb|left]]
@@ Line 231: / Line 247: @@
 [[File:AddshapeSAGA.png|300px|thumb|left]]

← Older revision		Revision as of 04:07, 22 December 2014
Line 142:		Line 142:

	[[File:SettingsforpointsSAGA.png\|300px\|thumb\|left]]		[[File:SettingsforpointsSAGA.png\|300px\|thumb\|left]]

@@ Line 114: / Line 114: @@
 [[File:CreateshapeSAGA.png|300px|thumb|left]]
@@ Line 144: / Line 142: @@
 [[File:SettingsforpointsSAGA.png|300px|thumb|left]]
@@ Line 173: / Line 169: @@
 [[File:AddpointtomapSAGA.png|300px|thumb|left]]

← Older revision		Revision as of 03:51, 22 December 2014
Line 173:		Line 173:

	[[File:AddpointtomapSAGA.png\|300px\|thumb\|left]]		[[File:AddpointtomapSAGA.png\|300px\|thumb\|left]]

@@ Line 144: / Line 144: @@
 [[File:SettingsforpointsSAGA.png|300px|thumb|left]]
@@ Line 175: / Line 173: @@
 [[File:AddpointtomapSAGA.png|300px|thumb|left]]
@@ Line 208: / Line 204: @@
 [[File:MaptoloadtoSAGA.png|300px|thumb|left]]
@@ Line 242: / Line 232: @@
 [[File:AddshapeSAGA.png|300px|thumb|left]]
@@ Line 275: / Line 261: @@
 [[File:selecttheactionSAGA.png|300px|thumb|left]]
@@ Line 308: / Line 292: @@
 [[File:createpointSAGA.png|300px|thumb|left]]
@@ Line 343: / Line 324: @@
 [[File:threeclassesSAGA.png|300px|thumb|left]]

← Older revision		Revision as of 03:49, 22 December 2014
Line 114:		Line 114:

	[[File:CreateshapeSAGA.png\|300px\|thumb\|left]]		[[File:CreateshapeSAGA.png\|300px\|thumb\|left]]






Line 148:		Line 144:

	[[File:SettingsforpointsSAGA.png\|300px\|thumb\|left]]		[[File:SettingsforpointsSAGA.png\|300px\|thumb\|left]]

@@ Line 649: / Line 649: @@
-After the classification has been produced, the final image is produced, and may be visually displeasing as colours are produced at random.
+After the classification has been produced the final image is displayed and may result in visually displeasing colours as they are produced at random.
 [[File:RFclassification1SAGA.png|300px|thumb|left]]
 ===Validation===

← Older revision		Revision as of 02:46, 22 December 2014
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	In the menu that pops up, select the buffer distance to 'not set' and then select a appropriate buffer size, I chose 10 for my classification, ~~the~~ ~~higher~~ ~~detailed that~~ your training data is in you can select ~~a smaller size~~, or if the features are very similar you can choose a larger buffer size.		In the menu that pops up, select the buffer distance to 'not set' and then select a appropriate buffer size. I chose 10 for my classification. The greater detail your training data is, the smaller the size you can select. Or, if the features are very similar you can choose a larger buffer size.

	[[File:BuffersettingsSAGA.png\|300px\|thumb\|left]]		[[File:BuffersettingsSAGA.png\|300px\|thumb\|left]]

@@ Line 145: / Line 145: @@
-Name your class for points, and make sure the shape type is selected to be points.
+Name your class for points and make sure the shape type is selected to be points.
 [[File:SettingsforpointsSAGA.png|300px|thumb|left]]
@@ Line 179: / Line 179: @@
-A point layer file has been created, now we must add the points, to add a point right click on the created layer and add to map to ensure that the layer has been activated.
+A point layer file has been created. Now we must add the points. To add a point right click on the created layer and add to map to ensure that the layer has been activated.
 [[File:AddpointtomapSAGA.png|300px|thumb|left]]
@@ Line 212: / Line 212: @@
-You will see a small screen, asking which map to upload the shape file to, as I will be creating a class for water I will select the image band that best represent this class, in this case NIR band represent water well in a black.
+You will see a small screen asking which map to upload the shape file to. As I will be creating a class for water I will select the image band that best represent this class, in this case the NIR band represents water in a black.
 [[File:MaptoloadtoSAGA.png|300px|thumb|left]]
@@ Line 246: / Line 246: @@
-Too add a point, activate the add shape feature that is in the Edit-->Add Shape
+To add a point activate the add shape feature that is in the Edit-->Add Shape
 [[File:AddshapeSAGA.png|300px|thumb|left]]
@@ Line 312: / Line 312: @@
-Then select the area in which you wish to create the point and click, a small square with a circle inside will form, that represents the location that you chose, to finalize the creation either press enter or double left click on the mouse and click on the only option to edit selected shapes.
+Then select the area in which you wish to create the point and click. A small square with a circle inside will form, that represents the location that you chose. To finalize the creation either press enter or double left click on the mouse and click on the only option to edit selected shapes.
 [[File:createpointSAGA.png|300px|thumb|left]]
@@ Line 380: / Line 380: @@
-Once your training data has been created for a class repeat the same process yo create a new layer file for each class you will be using for your classification.
+Once your training data has been created for a class repeat the same process to create a new layer file for each class you will be using for your classification.
 ===Buffering and Merging layers===