diff options
| -rw-r--r-- | python/pyspark/mllib/classification.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/python/pyspark/mllib/classification.py b/python/pyspark/mllib/classification.py index 9e28dfbb91..2bbb9c3fca 100644 --- a/python/pyspark/mllib/classification.py +++ b/python/pyspark/mllib/classification.py @@ -66,7 +66,8 @@ class LogisticRegressionModel(LinearModel): if margin > 0: prob = 1 / (1 + exp(-margin)) else: - prob = 1 - 1 / (1 + exp(margin)) + exp_margin = exp(margin) + prob = exp_margin / (1 + exp_margin) return 1 if prob > 0.5 else 0 |