Differences
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calculate_categorical_map [2013/08/13 20:05] admin |
calculate_categorical_map [2015/10/13 20:20] admin |
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| ^ Name ^ Type ^ Description ^ | ^ Name ^ Type ^ Description ^ | ||
| - | | Expression | [[Image Expression Type|Image Expression]] | Algebraic or logical expression used to calculate the output map. | | + | | Expression | [[Image Expression Type]] | Algebraic or logical expression used to calculate the output map. | |
| ===== Optional Inputs ===== | ===== Optional Inputs ===== | ||
| ^ Name ^ Type ^ Description ^ Default Value ^ | ^ Name ^ Type ^ Description ^ Default Value ^ | ||
| - | | Cell Type | [[Cell Type Type|Cell Type]] | Data cell type | Signed 32 Bit Integer | | + | | Cell Type | [[Cell Type Type]] | Data cell type | Signed 32 Bit Integer | |
| - | | Null Value | [[Null Value Type|Null Value]] | Null value | Default((Based on the value of the Cell Type input.)) | | + | | Null Value | [[Null Value Type]] | Null value | Default((Based on the value of the Cell Type input.)) | |
| - | | Result Is Sparse | [[Bool Type| Bool]] | If true, the resulting map is created as a sparse image. Sparse images have the advantage of storing only the cells containing non-null values, but they have diminished access time. | False | | + | | Result Is Sparse | [[Boolean Value Type]] | If true, the resulting map is created as a sparse image. Sparse images have the advantage of storing only the cells containing non-null values, but they have diminished access time. | False | |
| - | | Result Format | [[Map Type| Map]] | Map representing the output format. Any category information presents in the given map is not used as part of the map format. | None | | + | | Result Format | [[Map Type]] | Map representing the output format. Any category information presents in the given map is not used as part of the map format. | None | |
| ===== Outputs ===== | ===== Outputs ===== | ||
| ^ Name ^ Type ^ Description ^ | ^ Name ^ Type ^ Description ^ | ||
| - | | Result | [[Categorical Map Type|Categorical Map]] | Output map of classes or categories | | + | | Result | [[Categorical Map Type]] | Output map of classes or categories | |
| ===== Group ===== | ===== Group ===== | ||
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| ^ Example ^ Analysis ^ | ^ Example ^ Analysis ^ | ||
| - | | <code cpp>i1 / 0</code> | The expression always results in null value. | | + | | <code cpp>i1 / 0</code> | The expression always results in null value (division by zero). | |
| | <code cpp>i1 + i2 / i3 ^ 3</code> | If the current cell of any of the images involved in the calculation is null value, the expression results in null value . | | | <code cpp>i1 + i2 / i3 ^ 3</code> | If the current cell of any of the images involved in the calculation is null value, the expression results in null value . | | ||
| | <code cpp>if isNull(i1) then | | <code cpp>if isNull(i1) then | ||