Method
update
(self, val, n=1, decay=0)
Source from the content-addressed store, hash-verified
| 148 | self.count = 0 |
| 149 | |
| 150 | def update(self, val, n=1, decay=0): |
| 151 | self.val = val |
| 152 | if decay: |
| 153 | alpha = math.exp(-n / decay) # exponential decay over 100 updates |
| 154 | self.sum = alpha * self.sum + (1 - alpha) * val * n |
| 155 | self.count = alpha * self.count + (1 - alpha) * n |
| 156 | else: |
| 157 | self.sum += val * n |
| 158 | self.count += n |
| 159 | self.avg = self.sum / self.count |
| 160 | |
| 161 | |
| 162 | class LossMeter(object): |
Tested by
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