data-cleaning.spatial-maps
form-binary-layers-for-neighbour-cells
(form-binary-layers-for-neighbour-cells map-vector origin number-of-columns)
Returns binary maps by the specified cell type for type of cells in the Moore neighbourhood (8 maps). map-vector: A vector of map cell values (filtered). origin: A vector of original map cell values. number-of-columns: A number of columns in the map. returns: Collection of binary maps for types of each neighbour cell. ## Usage (require '[data-cleaning.spatial-maps :refer :all]) (land-use-map [nil nil nil nil nil nil "1" 2 nil nil nil "1" "1" nil nil nil "1" "1" nil nil nil 2 2 3 nil nil "1" nil "1" nil nil nil nil nil nil]) (origin [2 2 "1" "1" 2 "1" "1" 2 2 nil 2 "1" "1" "1" nil 3 "1" "1" "1" "1" 4 2 2 3 "1" 5 "1" 2 "1" "1" "1" "1" "1" 2 3]) (form-binary-layers-for-neighbour-cells land-use-map origin 5) => [; left-upper-neighbour [nil nil nil nil nil nil 0 0 nil nil nil 1 1 nil nil nil 0 1 nil nil nil 0 1 1 nil nil 0 nil 0 nil nil nil nil nil nil] ; center-upper-neighbour [nil nil nil nil nil nil 0 1 nil nil nil 1 0 nil nil nil 1 1 nil nil nil 1 1 1 nil nil 0 nil 0 nil nil nil nil nil nil] ; right-upper-neighbour [nil nil nil nil nil nil 1 1 nil nil nil 0 0 nil nil nil 1 1 nil nil nil 1 1 1 nil nil 0 nil 1 nil nil nil nil nil nil] ; left-middle-neighbour [nil nil nil nil nil nil 1 1 nil nil nil 0 1 nil nil nil 0 1 nil nil nil 0 0 0 nil nil 0 nil 0 nil nil nil nil nil nil] ; center-middle-neighbour [nil nil nil nil nil nil 1 0 nil nil nil 1 1 nil nil nil 1 1 nil nil nil 0 0 0 nil nil 1 nil 1 nil nil nil nil nil nil] ; right-middle-neighbour [nil nil nil nil nil nil 0 0 nil nil nil 1 1 nil nil nil 1 1 nil nil nil 0 0 1 nil nil 0 nil 1 nil nil nil nil nil nil] ; left-lower-neighbour [nil nil nil nil nil nil 0 1 nil nil nil 0 1 nil nil nil 0 0 nil nil nil 0 1 0 nil nil 1 nil 1 nil nil nil nil nil nil] ; center-lower-neighbour [nil nil nil nil nil nil 1 1 nil nil nil 1 1 nil nil nil 0 0 nil nil nil 1 0 1 nil nil 1 nil 0 nil nil nil nil nil nil] ; right-lower-neighbour [nil nil nil nil nil nil 1 1 nil nil nil 1 1 nil nil nil 0 0 nil nil nil 0 1 1 nil nil 1 nil 0 nil nil nil nil nil nil]]
transform
(transform cleaned-map original-map operation-id)
Transforms cell values with the specified operation. Supported operations: - :log (x'=ln(x)), - :unit-rescaling (x'=(x-x_min)/(x_max-x_min). If operation-id is not known, original values are returned (from the filtered map). cleaned-map: A list of cell values in the already filtered map. original-map: A list of original cell values. operation-id: An identifier of transformation. returns: A list of transformed values. ## Usage (require '[data-cleaning.spatial-maps :refer :all]) (transform [nil nil nil nil "1" "2"] [nil nil nil "3" "1" "2"] :unit-rescaling) => [nil nil nil nil 0.0 0.5] (transform [nil nil nil nil "1" "2"] [nil nil nil nil "1" "2"] :log) => [nil nil nil nil 0.0 0.6931471805599453] (transform [nil nil nil nil "1" "2"] [nil nil nil nil "1" "2"] :unknown) => [nil nil nil nil "1" "2"]