Comments (2)
Hello,
The problem is that keras losses does not work with complex numbers. For this you have 2 options:
- Use the activation functions that although having complex input it has real output (documented here)
- Use my CVNN loss definitions (documented here)
On another note, the example depicted is a small U-NET shaped network designed for segmentation (the output is actually another image, in this case, size 24x24x4) but your labels are for classification tasks, I recommend you implement your own neural network for the task at hand or at least add a flatten and a dense layer at the end.
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@NEGU93 Thank you for the quick and useful response! Admittedly I was a little quick with piecing together your ReadMe file's example just to test out the package, my environment, and get the equivalent of a Hello World function running before I started tailoring it to my application. The pointers and info about handling complex values at the activation and loss functions were what I needed. Thank you again so much for the help!!
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Related Issues (20)
- I'm not getting complex valued output HOT 8
- CVNN API 3D layers HOT 6
- Error: Inputs to a layer should be tensors. Got: <cvnn.layers.core.ComplexInput object at ...> HOT 1
- ValueError: Unknown loss function:ComplexAverageCrossEntropy HOT 3
- Model subclassing compatibility HOT 4
- load CVNN model with succes HOT 1
- Implement complex-valued constraint parameter HOT 7
- Terrible slow caused by ComplexBatchNormalization() HOT 4
- Custom Activation Functions with tensorflow 2.8.2 HOT 1
- Pytorch implementation HOT 3
- ComplexConv2D with bias vector slows down training a lot HOT 7
- "WARNING:tensorflow: You are casting an input of type complex64 to an incompatible dtype float32. This will discard the imaginary part and may not be what you intended." HOT 5
- ModuleNotFoundError: No module named 'cvnn.montecarlo' HOT 1
- Unknown activation function 'cart_relu': Please ensure this object is passed to 'custom objects' argument HOT 5
- Cant find Complex Softmax which takes complex input and output complex output HOT 1
- Best Activation Function in Complex Domain HOT 1
- using this function layers.complex_input(shape=input_shape + (3,)) gives off dtype error HOT 2
- Problem with loading complex valued model HOT 2
- Equivalent Data PreProcessing for complex-valued input
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