训练过程中 学习率一直是0，损失很大是什么原因？

[yangzishy]

2024-07-25 08:59:42.137204: I T:\src\github\tensorflow\tensorflow\core\platform\cpu_feature_guard.cc:140] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 重载模型训练 epoch:1/150 Step: 1/725400, accuracy: 0.000000, center loss: 0.998900, cross loss: 8.594902, Total Loss: 15.785831 ,lr:0.010000 epoch:1/150 Step: 101/725400, accuracy: 0.000000, center loss: 1.156879, cross loss: 8.566621, Total Loss: 15.744566 ,lr:0.010000 epoch:1/150 Step: 201/725400, accuracy: 0.000000, center loss: 1.180815, cross loss: 8.429296, Total Loss: 15.581837 ,lr:0.010000