root / org.gvsig.toolbox / trunk / org.gvsig.toolbox / org.gvsig.toolbox.algorithm / src / main / java / es / unex / sextante / vegetationIndices / ttvi / TTVIAlgorithm.java @ 59
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1 | 59 | nbrodin | package es.unex.sextante.vegetationIndices.ttvi; |
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3 | import es.unex.sextante.vegetationIndices.base.SlopeBasedAlgorithm; |
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4 | |||
5 | public class TTVIAlgorithm |
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6 | extends
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7 | SlopeBasedAlgorithm { |
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8 | |||
9 | |||
10 | @Override
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11 | public void defineCharacteristics() { |
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13 | super.defineCharacteristics();
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15 | setName("TTVI");
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16 | |||
17 | } |
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18 | |||
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20 | @Override
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21 | protected double getIndex(final double dRed, |
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22 | final double dNIR) { |
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24 | final double dNDVI = getNDVI(dRed, dNIR); |
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26 | return Math.sqrt(Math.abs(dNDVI + 0.5)); |
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27 | |||
28 | } |
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30 | } |