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calc_reciprocal_similarity_map [2015/10/11 21:25] admin |
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===== Inputs ===== | ===== Inputs ===== | ||
- | ^ Name ^ Type ^ Description ^ | + | ^ Name ^ Type ^ Description ^ |
- | | First Map | [[Categorical Map Type|Categorical Map]] | A map consisting of classes or categories. | | + | | First Map | [[Categorical Map Type]] | A map consisting of classes or categories. | |
- | | Second Map | [[Categorical Map Type|Categorical Map]] | A map consisting of classes or categories. | | + | | Second Map | [[Categorical Map Type]] | A map consisting of classes or categories. | |
===== Optional Inputs ===== | ===== Optional Inputs ===== | ||
^ Name ^ Type ^ Description ^ Default Value ^ | ^ Name ^ Type ^ Description ^ Default Value ^ | ||
- | | Window Size | [[Positive Int Type|Positive Int]] | Window size with equal number of lines and columns. Only odd numbers are acceptable. | 5 | | + | | Window Size | [[Positive Integer Value Type]] | Window size with equal number of lines and columns. Only odd numbers are acceptable. | 5 | |
- | | Use Exponential Decay | [[Bool Type|Bool]] | If true, the similarity is calculated using an exponential decay function truncated by the window size. Otherwise, a constant function is used within the specified window. | True | | + | | Use Exponential Decay | [[Boolean Value Type]] | If true, the similarity is calculated using an exponential decay function truncated by the window size. Otherwise, a constant function is used within the specified window. | True | |
- | | Cell Type | [[Cell Type Type|Cell Type]] | Data cell type. | Signed 8 Bit Integer | | + | | Cell Type | [[Cell Type Type]] | Data cell type. | Signed 8 Bit Integer | |
- | | Null Value | [[Null Value Type|Null Value]] | Null value. | -128 | | + | | Null Value | [[Null Value Type]] | Null value. | Default | |
- | | Exponential Decay Divisor | [[Real Value Type|Real Value]] | Value used to attenuate the distance in the exponential decay function. This value must be increased when the "Use Exponential Decay" is greater the 11.((See the [[calc_reciprocal_similarity_map#exponential_decay_function|exponential decay function documentation]] for more details.)) | 2 | | + | | Exponential Decay Divisor | [[Real Value Type]] | Value used to attenuate the distance in the exponential decay function. This value must be increased when the "Use Exponential Decay" is greater the 11.((See the [[calc_reciprocal_similarity_map#exponential_decay_function|exponential decay function documentation]] for more details.)) | 2 | |
===== Output ===== | ===== Output ===== | ||
- | ^ Name ^ Type ^ Description ^ | + | ^ Name ^ Type ^ Description ^ |
- | | First Similarity | [[Map Type|Map]] | Map showing the degree of spatial match from the first to the second input map. Similarity varies from zero (no match) to 1 (perfect match) within the specified window size. | | + | | First Similarity | [[Map Type]] | Map showing the degree of spatial match from the first to the second input map. Similarity varies from zero (no match) to 1 (perfect match) within the specified window size. | |
- | | Second Similarity | [[Map Type|Map]] | Map showing the degree of spatial match from the second to the first input map. Similarity varies from zero (no match) to 1 (perfect match) within the specified window size. | | + | | Second Similarity | [[Map Type]] | Map showing the degree of spatial match from the second to the first input map. Similarity varies from zero (no match) to 1 (perfect match) within the specified window size. | |
- | | First Mean | [[Real Value Type|Real Value]] | The mean similarity index for the given window size comparing the first map to the second. | | + | | First Mean | [[Real Value Type]] | The mean similarity index for the given window size comparing the first map to the second. | |
- | | Second Mean | [[Real Value Type|Real Value]] | The mean similarity index for the given window size comparing the second map to the first. | | + | | Second Mean | [[Real Value Type]] | The mean similarity index for the given window size comparing the second map to the first. | |
===== Group ===== | ===== Group ===== | ||
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The attenuation parameter can be used to control how fast the exponential function value decreases. The graphs below illustrates: | The attenuation parameter can be used to control how fast the exponential function value decreases. The graphs below illustrates: | ||
- | [{{:exponential_decay_function_x_1.png?direct&450|Exponential Decay Function with A=1}}] | + | [{{ :exponential_decay_function_x_1.png?direct&450 |Exponential Decay Function with A=1 }}] |
- | [{{:exponential_decay_function_x_2.png?direct&450|Exponential Decay Function with A=2}}] | + | [{{ :exponential_decay_function_x_2.png?direct&450 |Exponential Decay Function with A=2 }}] |
- | [{{:exponential_decay_function_x_4.png?direct&450|Exponential Decay Function with A=4}}] | + | [{{ :exponential_decay_function_x_4.png?direct&450 |Exponential Decay Function with A=4 }}] |
- | [{{:exponential_decay_function_x_10.png?direct&450|Exponential Decay Function with A=10}}] | + | [{{ :exponential_decay_function_x_10.png?direct&450 |Exponential Decay Function with A=10 }}] |
==== References ==== | ==== References ==== |