AE Supervised Classification

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Image Classification

Supervised Classification

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Supervised Classification

Spectral Signatures

Class

Training Samples

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Supervised Classification

Training Samples

-:

Field Visits

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using ERDASSupervised Classification

1.

Viewer)

germtm.img

)

2.Raster OptionsTrue

ColorDisplay As

RGB 453

Fit to FrameOK

7/28/2019 AE Supervised Classification

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RGB 453

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Signature

Editor

.3

Classifier

Signature Editor

AOI

4.Classifier

Close

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using ERDASSupervised Classification

AOIViewerTools.5

AOI

6.

7.AOI

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using ERDASSupervised Classification

AOI.8

Signature Editor . .Water1

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using ERDASSupervised Classification

.9

Signature Editor

:

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using ERDASSupervised Classification

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using ERDASSupervised Classification

.10 -Land Cover)Forests FarmlandsUrban

Barelands(

.11

MergingSave AsFile

Signature Editor)germtm_sig.sig(

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Methods of Evaluating Training Samples

-:

.1Mean Plot

.2Histogram

Alarm3.

.4Contingency Matrix

.5

Separability Analysis

Subjective Measurements

Objective

Measurements

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Training Samples Evaluation by using Mean Plot

Mean Plot Pixel Mean ValuesImage Bands

Signature

Editor-

Mean PlotView

A E2

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Training Samples Evaluation by using Mean Plot

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A E2 Abdelhamid Elnaggar, 5/5/2011

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Training Samples Evaluation by using the Histogram

Histogram Certain Band

HistogramViewSignature Editor

Overlap

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Training Samples Evaluation by using the Histogram

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Training Samples Evaluation by using the Histogram

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Training Samples Evaluation by using the Alarm

Alarm

Signature EditorImage Alarm

View

Indicate Overlap

OK

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Training Samples Evaluation by using Contingency

%5

ContingencyEvaluate

Signature Editor -:

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Training Samples Evaluation by using Contingency

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Training Samples Evaluation by using Contingency

ASCII Text

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Training Samples Evaluation by using Separability

Separability

SeparabilityEvaluateSignature Editor

ASCII TextCell Array

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Training Samples Evaluation by using Separability

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Training Samples Evaluation by using Separability

Euclidian

220 Divergence

5000

Transformed Divergence

2000

- Jefferies Matusita

1414

EuclidianJefferies - Matusita

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using ERDASSupervised Classification

:

Classification

Supervised

Classification

Classify

Supervised

Signature Editor

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using ERDASSupervised Classification

-:

.1 Input Raster File

germtm.img2.Input Signature File

)germtm_sig.sig(

Classified File.3

germtm_super.img

Output Distance File.4

germtm_distance.img

Filename)Folder(

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using ERDASSupervised Classification

5.Output File Attribute

Options

6.MinimumMaximumMeanStd.

Dev.Attribute Options

LayerClose

7.Supervised Classification

Non-parametric RuleFeature Space

8.Classify Zeros

germtm.img

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using ERDASSupervised Classification

.9 OKSupervised Classification OKJob

Status

10.Signature EditorFileClose

OK

11.AOI toolClose

12.ViewerFileClear

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using ERDASSupervised Classification

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Assignments

: 1.

2.

3.

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