Data Science Questions, Problems & Solutions : TransWikia.com ~ Page 297

i have trained a model using fer2013 dataset using CNN for Emotion detection. Now i want to use it in a image

I have a trained model and saved the weights in fer.h5. Now i want to use the pre trained model in another set of images and save it to a...

Asked on 12/02/2020 by Hemananth

0 answer

Loss function returns x whereas tensorflow shows validation loss as (x+0.0567)

I have a custom loss function. In order to experiement how the loss is calculated during valiation, I update the loss function as follows:def custom_loss(y_true, y_pred): ...

Asked on 12/02/2020

1 answer

How can I "export" a model from Orange once I have prototyped a solution?

Using Orange, I would like to use the underlying python model within the control system of my device. The device is a simple machine which is not connected to...

Asked on 12/02/2020

1 answer

How to use keras.utils.Sequence with multiple files

I am looking at the documentation and this guide https://www.tensorflow.org/api_docs/python/tf/keras/utils/Sequence https://stanford.edu/~shervine/blog/keras-how-to-generate-data-on-the-fly And I need to write indef __len__(self):anddef __getitem__(self, idx):Which gets the...

Asked on 12/02/2020 by SantoshGupta7

1 answer

How can I randomly sample the space of consistent neural networks for given data?

Suppose I have a dataset $X$ and target labels $Y$. For a fixed neural network architecture, how can I randomly and uniformly sample from the space of all...

Asked on 12/02/2020 by Jack M

2 answer

Can I do bagging method as improvement technique to decision tree in research?

Bagging use decision tree as base classifier. I want to use bagging with decision tree(c4.5) as base as the method that improve decision tree(c4.5) in my research that solve problem...

Asked on 12/02/2020 by Farahaina Idris

1 answer

How to visualise a large correlation matrix?

I have a dataset with 24 variables, 21 of them numeric. As part of model building I decided to look into the correlation between features and so what I get...

Asked on 12/01/2020 by Shiv_90

1 answer

How to find optimized x values (input features) after training in deep learning?

I did deep learning training by Keras. I have done the training part by model.fit If I do model.predict, it only gives me y value. But I want to know...

Asked on 12/01/2020 by junmouse

2 answer

How to compare the output of Self-organizing maps?

I am trying to simultaneously cluster and visualize text documents using Self-organizing maps. Since text documents can be represented in various ways (vector space model, GloVe etc), I am trying...

Asked on 12/01/2020 by user66305

1 answer

How to set class weights for imbalanced classes in Keras?

I know that there is a possibility in Keras with the class_weights parameter dictionary at fitting, but I couldn't find any example. Would somebody so kind to provide one? By...

Asked on 12/01/2020

8 answer

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