WebJul 10, 2024 · I am debuging the mmdetection source code with pdb. When i viewed the fpn code, I found a strange debug info. See the snapshot picture below, please. As the … WebDec 17, 2024 · loss=tensor (inf, grad_fn=MeanBackward0) Hello everyone, I tried to write a small demo of ctc_loss, My probs prediction data is exactly the same as the targets label data. In theory, loss == 0. But why the return value of pytorch ctc_loss will be inf (infinite) ??
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WebApr 13, 2024 · 论文:(搜名字也能看)Squeeze-and-Excitation Networks.pdf这篇文章介绍了一种新的神经网络结构单元,称为“Squeeze-and-Excitation”(SE)块,它通过显式地建模通道之间的相互依赖关系来自适应地重新校准通道特征响应。这种方法可以提高卷积神经网络的表示能力,并且可以在不同数据集上实现极其有效的 ... WebJun 14, 2024 · If they are leaf node, there is "requires_grad=True" and is not "grad_fn=SliceBackward" or "grad_fn=CopySlices". I guess that non-leaf node has grad_fn , which is used to propagate gradients. graphcut has been removed in npp 8.0
python - pytorch ctc_loss why return tensor (inf, grad_fn ...
http://www.iotword.com/6497.html WebDec 20, 2024 · grad_fn の grad は、あとで出てくるグラディエント(gradient)の略です。 fn は、関数(function)の略となります。 末端変数「is_leaf」 ちなみに、 w と b はユーザーが定義した変数で、「 leaf Variable」 と呼ばれています。 英語の「leaf」は、木の葉っぱのことなので、訳すとすれば「 グラフの末端の変数 」ですね! w と b は、この … WebSep 13, 2024 · l.grad_fn is the backward function of how we get l, and here we assign it to back_sum. back_sum.next_functions returns a tuple, each element of which is also a tuple with two elements. The first... graph curves names