生成随机数:
torch.rand() torch.randn()
tensor乘法:
torch.mm(tensor1, tensor2)
返回tensor最大值, 前K个最大值:
value, index = torch.max(input, dim) value, index = torch.topk(input, k, dim)
tensor拼接:
torch.cat(list, index)
tensor转置:
torch.Tensor.permute(0,1,2,3,4)
unsqueeze:添加维度 [3,4] -> [1,3,4]
torch.Tensor.unsqueeze(dim) torch.unsqueeze(tensor, dim)
squeeze:去掉维数为1的维度 [1,3,4] -> [3,4]
torch.Tensor.squeeze() torch.squeeze(tensor)
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