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Diffstat (limited to 'lib/manhattan_distance.c')
| -rw-r--r-- | lib/manhattan_distance.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/manhattan_distance.c b/lib/manhattan_distance.c new file mode 100644 index 0000000..caa5ee4 --- /dev/null +++ b/lib/manhattan_distance.c @@ -0,0 +1,40 @@ +// Manhattan Distance +// +// manhattan_distance +// +// Manhattan distance (L1 norm) +// +// +// +// Inputs: 2 +// Outputs: 1 +// Constants: 0 + + +#include <math.h> +#include "ts.h" + + +ts_parameter_t const ts_manhattan_distance_p = { .n_inputs = 2, .n_outputs = 1, .n_constants = 0, .params_size = 0 }; + +uint_t ts_manhattan_distance_offset( ts_constant_t const *c ) +{ + ( void )c; + return ( 0 ); +} + +int ts_manhattan_distance( + fp_t * const *y, uint_t y_n, + fp_t const * const *x, uint_t x_n, + uint_t n, ts_constant_t const *c +) +{ + TS_PROLOGUE( ts_manhattan_distance_p ); + (void)c; + for( uint_t i = 0; i < n; ++i ) + { + y[0][i] = fabs( x[0][i] ) + fabs( x[1][i] ); + } + return 0; +} + |