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The optflow results of Pretrained weights is all zeros

Open llltttppp opened this issue 6 years ago • 10 comments

预训练的SegFlow.caffemodel模型中的score_res3_con_flow层权值全为0导致光流输出结果全是0,希望能提供正确的权值下载

In pretrained weights SegFlow.caffemodel, weights of layer("score_res3_con_flow") is all zeros, please upload a correct pretrained weights, thank you!

llltttppp avatar Jan 07 '19 11:01 llltttppp

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

fish8sank avatar Jan 14 '19 12:01 fish8sank

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

lcf000000 avatar Jun 20 '19 01:06 lcf000000

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

I think you should train the network with your own data

fish8sank avatar Jun 20 '19 02:06 fish8sank

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

I think you should train the network with your own data

I just run the demo. $ python infer_DAVIS.py dog So they just provide a pre-trained model instead of a well trained model?

lcf000000 avatar Jun 20 '19 02:06 lcf000000

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

I think you should train the network with your own data

I just run the demo. $ python infer_DAVIS.py dog So they just provide a pre-trained model instead of a well trained model?

You mean you test the data they provide by using the model they gave?If so, there should be segmentation results.You can check infer_DAVIS.py, I assume there are something wrong in your demo code.

fish8sank avatar Jun 20 '19 02:06 fish8sank

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

I think you should train the network with your own data

I just run the demo. $ python infer_DAVIS.py dog So they just provide a pre-trained model instead of a well trained model?

You mean you test the data they provide by using the model they gave?If so, there should be segmentation results.You can check infer_DAVIS.py, I assume there are something wrong in your demo code.

Oh, I modifed deploy.prototxt file. Now , it works well, thx very much !

lcf000000 avatar Jun 20 '19 08:06 lcf000000

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need some help.

I use the pre-trained model which they provide to us, but the result is wrong, it can't segment anything. Should I train the model on myself ?

I think you should train the network with your own data

I just run the demo. $ python infer_DAVIS.py dog So they just provide a pre-trained model instead of a well trained model?

You mean you test the data they provide by using the model they gave?If so, there should be segmentation results.You can check infer_DAVIS.py, I assume there are something wrong in your demo code.

Oh, I modifed deploy.prototxt file. Now , it works well, thx very much !

How to modify deploy.prototxt file ?

xieguotian avatar Jul 02 '19 08:07 xieguotian

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need s

预训练的SegFlow.caffemodel模型中的score_res3_con_flow层权值全为0导致光流输出结果全是0,希望能提供正确的权值下载

In pretrained weights SegFlow.caffemodel, weights of layer("score_res3_con_flow") is all zeros, please upload a correct pretrained weights, thank you!

Did you solve this problem ? The flow branch always output zero, so it doesn't contribute to segmentation result actually.

lcf000000 avatar Jul 10 '19 09:07 lcf000000

在训练的时候有个问题,分割分支和光流分支的训练数据是不一样的。但两个分支在后部分有特征层相互使用,所以在训练分割分支时输入是分割数据,光流分支参数固定,但后面给分割分支的光流特征还是要有的,所以光流分支的输入是什么呢,难道是同样的分割数据吗。同理在训练光流分支的时候,输入的光流数据,那分割之分的输入是什么呢?请问有人知道吗?

mingqizhang avatar Feb 20 '20 09:02 mingqizhang

I have the same questions as llltttppp said,even when i used the pretrained flownet model to train my own data,the flow result turns out to be all zeros. Need s

预训练的SegFlow.caffemodel模型中的score_res3_con_flow层权值全为0导致光流输出结果全是0,希望能提供正确的权值下载 In pretrained weights SegFlow.caffemodel, weights of layer("score_res3_con_flow") is all zeros, please upload a correct pretrained weights, thank you!

Did you solve this problem ? The flow branch always output zero, so it doesn't contribute to segmentation result actually.

were you able to get it working? please share what changes you made.

ShristiDasBiswas avatar Jun 17 '22 00:06 ShristiDasBiswas