index_select anchor_w = self.FloatTensor(self.scaled_anchors).index_select(1, self.LongTensor([0])) 参数说明:index_select(x, 1, indices) 1代表维度1,即列,indices是筛选的索引序号。 例子: import torch x = torch.linspace(1, 12, steps=12).v
index_select
结果:
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2019-06-18
2019-07-04
2021-05-23
2021-05-27
2021-05-27