HParams | A thoughtful approach to hyperparameter management | Machine Learning library
kandi X-RAY | HParams Summary
kandi X-RAY | HParams Summary
A thoughtful approach to hyperparameter management.
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Top functions reviewed by kandi - BETA
- Helper function to resolve configuration values .
- Marks a function as configurable .
- Merge positional arguments .
- Parse command line arguments .
- Parse configuration keys .
- Add configuration .
- Check that the function has keyword parameters .
- Return the function signature .
- Parse configuration .
- Initialize the parameter set .
HParams Key Features
HParams Examples and Code Snippets
Community Discussions
Trending Discussions on HParams
QUESTION
I have trained an electra model from scratch using google implementation code.
...ANSWER
Answered 2021-May-28 at 15:14It seems that @npit is right. The output of the convert_electra_original_tf_checkpoint_to_pytorch.py does not contain the configuration that I gave (hparams.json), therefore I created an ElectraConfig object -- with the same parameters -- and provided it to the from_pretrained function. That solved the issue.
QUESTION
I have multiple deep neural networks in my model and want them to have the same input sizes (networks are of different classes). For example, my model is:
...ANSWER
Answered 2021-May-17 at 05:11This can be achieved using OmegaConf's variable interpolation feature.
Here is a minimal example using variable interpolation with Hydra to achieve the desired result:
QUESTION
I'm trying to build a basic GAN to familiarise myself with Pytorch. I have some (limited) experience with Keras, but since I'm bound to do a larger project in Pytorch, I wanted to explore first using 'basic' networks.
I'm using Pytorch Lightning. I think I've added all necessary components. I tried passing some noise through the generator and the discriminator separately, and I think the output has the expected shape. Nonetheless, I get a runtime error when I try to train the GAN (full traceback below):
RuntimeError: mat1 and mat2 shapes cannot be multiplied (7x9 and 25x1)
I noticed that 7 is the size of the batch (by printing out the batch dimensions), even though I specified batch_size to be 64. Other than that, quite honestly, I don't know where to begin: the error traceback doesn't help me.
Chances are, I made multiple mistakes. However, I'm hoping some of you will be able to spot the current error from the code, since the multiplication error seems to point towards a dimensionality problem somewhere. Here's the code.
...ANSWER
Answered 2021-Apr-18 at 14:32This multiplication problem comes from the DoppelDiscriminator
. There is a linear layer
QUESTION
I try to train a model object detection and I follow this tutorial: https://tensorflow-object-detection-api-tutorial.readthedocs.io/en/tensorflow-1.14/training.html
But at the end I execute the command in the cmd : python model_main.py --alsologtostderr --model_dir=training/ --pipeline_config_path=training/ssd_inception_v2_coco.config
and it return the following lines:
...ANSWER
Answered 2021-Apr-16 at 09:25Make sure that you run these commands before training/validation for installing all the necessary packages/dependencies and testing the installation
QUESTION
I got a custom keras Model which I want to optimize for hyperparameters while having a good tracking of whats going on and visualization. Therefor I want to pass hparams to the custom model like this:
...ANSWER
Answered 2021-Jan-20 at 18:21tf.keras.Model
class overrides __setattr__
function, so you can not set mismatched variables. However, you can bypass this function below trick.
QUESTION
I am using CNN for classification problem. I have 3D images (CT scans) of patients and I am trying to predict the binary outcome on the basis of these images. I also have a clinical data and want to include that into the CNN model. I have a custom *Datagenerator (via keras.utils.Sequence) and it generates X, y, and also array of clinical data.
X,y will be used through out the model and would like to add clinical data in my second last dense layer (a layer prior to output layer)
Code for my Data generator
...ANSWER
Answered 2021-Jan-09 at 10:27Use Functional API:
QUESTION
I am using hydra composition with the following structure:
...ANSWER
Answered 2021-Jan-04 at 03:13OmegaConf interpolation is absolute and is operating on the final config.
Try this:
Hydra 1.0 (Stable)QUESTION
Greetings dear members of the community. I am creating a neural network to predict a multi-label y. Specifically, the neural network takes 5 inputs (list of actors, plot summary, movie features, movie reviews, title) and tries to predict the sequence of movie genres. In the neural network I use Embeddings Layer and Global Max Pooling layers.
However, I recently discovered the Recurrent Layers with Attention, which are a very interesting topic these days in machine learning translation. So, I wondered if I could use one of those layers but only the Plot Summary input. Note that I don't do ml translation but rather text classification.
My neural network in its current state
...ANSWER
Answered 2020-Dec-14 at 11:32Let me summarize the intent. You want to add attention to your code. Yours is a sequence classification task and not a seq-seq translator. You dont really care much about the way it is done, so you are ok with not debugging the error above, but just need a working piece of code. Our main input here is the movie reviews consisting of 'n' words for which you want to add attention.
Assume you embed the reviews and pass it to an LSTM layer. Now you want to 'attend' to all the hidden states of the LSTM layer and then generate a classification (instead of just using the last hidden state of the encoder). So an attention layer needs to be inserted. A barebones implementation would look like this:
QUESTION
I currently train my model using GPUs using Pytorch Lightning
...ANSWER
Answered 2020-Dec-07 at 20:48My understanding is that "Remove any .cuda() or to.device() calls" is only for using with the Lightning trainer, because the trainer handles that itself.
If you don't use the trainer, a LightningModule module is basically just a regular PyTorch model with some naming conventions. So using model.to(device)
is how to run on GPU.
QUESTION
I am working with a U-Net in Pytorch Lightning. I am able to train the model successfully but after training when I try to load the model from checkpoint I get this error:
Complete Traceback:
ANSWER
Answered 2020-Oct-01 at 21:27Cause
This happens because your model is unable to load hyperparameters(n_channels, n_classes=5) from the checkpoint as you do not save them explicitly.
Fix
You can resolve it by using the self.save_hyperparameters('n_channels', 'n_classes')
method in your Unet class's init method.
Refer PyTorch Lightning hyperparams-docs for more details on the use of this method. Use of save_hyperparameters lets the selected params to be saved in the hparams.yaml along with the checkpoint.
Thanks @Adrian Wälchli (awaelchli) from the PyTorch Lightning core contributors team who suggested this fix, when I faced the same issue.
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