用法:
class mxnet.callback.Speedometer(batch_size, frequent=50, auto_reset=True)
- batch_size:(
int
) - 數據的批量大小。 - frequent:(
int
) - 指定必須記錄訓練速度和評估指標的頻率。默認行為是每 50 個批次記錄一次。 - auto_reset:(
bool
) - 在每個日誌之後重置評估指標。
- batch_size:(
參數:
基礎:
object
定期記錄訓練速度和評估指標。
示例:
>>> # Print training speed and evaluation metrics every ten batches. Batch size is one. >>> module.fit(iterator, num_epoch=n_epoch, ... batch_end_callback=mx.callback.Speedometer(1, 10)) Epoch[0] Batch [10] Speed: 1910.41 samples/sec Train-accuracy=0.200000 Epoch[0] Batch [20] Speed: 1764.83 samples/sec Train-accuracy=0.400000 Epoch[0] Batch [30] Speed: 1740.59 samples/sec Train-accuracy=0.500000
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注:本文由純淨天空篩選整理自apache.org大神的英文原創作品 mxnet.callback.Speedometer。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。