未验证 提交 37eec4d5 编写于 作者: X xiaoting 提交者: GitHub

Merge pull request #4322 from andyjpaddle/add_sar_dict

add sar dict
......@@ -9,11 +9,14 @@ from paddle import nn
class SARLoss(nn.Layer):
def __init__(self, **kwargs):
super(SARLoss, self).__init__()
self.loss_func = paddle.nn.loss.CrossEntropyLoss(reduction="mean", ignore_index=96)
self.loss_func = paddle.nn.loss.CrossEntropyLoss(
reduction="mean", ignore_index=92)
def forward(self, predicts, batch):
predict = predicts[:, :-1, :] # ignore last index of outputs to be in same seq_len with targets
label = batch[1].astype("int64")[:, 1:] # ignore first index of target in loss calculation
predict = predicts[:, :
-1, :] # ignore last index of outputs to be in same seq_len with targets
label = batch[1].astype(
"int64")[:, 1:] # ignore first index of target in loss calculation
batch_size, num_steps, num_classes = predict.shape[0], predict.shape[
1], predict.shape[2]
assert len(label.shape) == len(list(predict.shape)) - 1, \
......
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