All Questions
Tagged with image-segmentation unbalanced-classes
3 questions
0
votes
0
answers
20
views
How do I initialize a bias for the final layer of a CNN if my final output is logits and not probabilities?
I'm working on a medical image binary segmentation problem using a U-Net in tensorflow, and my classes are extremely unbalanced (about 1 in 10,000).
I want to initialize a good bias for the last layer ...
- 153
1
vote
0
answers
752
views
How to classify unbalanced classes in image segmentation?
I'm trying to implement image segmentation for the first time, but I have trouble understanding the data format. As I understand it, my network input is supposed to be an image, so a ...
- 11
1
vote
0
answers
341
views
Neural Networks: How to set the weights for weighted sampling for semantic segmentation?
I'm currently trying to do semantic segmentation with a deep learning model on images. The dataset is highly imbalanced and i would like to try weighted sampling. I'm using pytorch and a dataloader ...
- 31