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| author | Ben Green <ben@SEASITs-MacBook-Pro.local> | 2015-06-11 21:27:14 -0400 |
|---|---|---|
| committer | Ben Green <ben@SEASITs-MacBook-Pro.local> | 2015-06-11 21:27:14 -0400 |
| commit | 1143cf60812c37957c81d39d6180921460e62901 (patch) | |
| tree | 5231b7fe4f3e27d00072d652297208660e47bb5a /experiments/ml.pyx | |
| parent | 18aa2dd933f4c76ebd374b42fa10d0067870f135 (diff) | |
| download | criminal_cascades-1143cf60812c37957c81d39d6180921460e62901.tar.gz | |
started adding weights into edge probabilities
Diffstat (limited to 'experiments/ml.pyx')
| -rw-r--r-- | experiments/ml.pyx | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/experiments/ml.pyx b/experiments/ml.pyx index c1a5616..9c570e9 100644 --- a/experiments/ml.pyx +++ b/experiments/ml.pyx @@ -6,6 +6,8 @@ from libc.math cimport log, exp DTYPE = np.float64 ctypedef np.float_t DTYPE_t +cdef DTYPE_t plogis(DTYPE_t weight, DTYPE_t delta): + return 1/(1 + exp(-weight/delta)) cdef DTYPE_t weight_success(int dist, int dt, DTYPE_t alpha, DTYPE_t delta, DTYPE_t gamma): |