学习率衰减之周期余弦退火 (cyclic cosine annealing learning rate schedule),程序员大本营,技术文章内容聚合第一站。
代码如下: importmindspore.opsasPimportmindspore.common.dtypeasmstypefrommindsporeimportcontextfrommindspore.nn.learning_rate_scheduleimportLearningRateScheduleclassCosineDecayLR(LearningRateSchedule):def__init__(self, min_lr, max_lr, decay_steps):super(CosineDecayLR, self).__init__()ifnotisinstance(min...
(train_loader): scheduler.step() print(f'Epoch {epoch+1}/{num_epochs}, Loss: {loss.item():.4f}') # 绘制学习率变化曲线 plt.plot(range(len(lr_values)), lr_values) plt.xlabel('Iteration') plt.ylabel('Learning Rate') plt.title('CosineAnnealingLR Learning Rate Schedule') plt.grid(...
代码如下: importmindspore.opsasPimportmindspore.common.dtypeasmstypefrommindsporeimportcontextfrommindspore.nn.learning_rate_scheduleimportLearningRateScheduleclassCosineDecayLR(LearningRateSchedule):def__init__(self,min_lr,max_lr,decay_steps):super(CosineDecayLR,self).__init__()ifnotisinstance(min_lr,f...