TransWikia.com
  1. All Categories
  2. Data Science

Data Science : Recent Questions and Answers (Page 74)

Find answers to your questions about Data Science or help others by answering their Data Science questions.

Multi-Label Loss function and model training

I'm working on Multi-Label problem i.e output can predict 1 or more label as an output and hence training data also have multiple labels. Somehow I'm not able to map...

Asked on 07/19/2021

2 answer

How do I stack copies of a 1D tensor in keras?

I have a tensor x of shape (5, 1). I would like to stack 10 copies of it so that I get a tensor of shape (5, 10). In a...

Asked on 07/19/2021 by Contestosis

1 answer

In Time Series forecast, should Scaling be done on both train and test features combined ( test is 1 new data point)?

Let say I have a Time series, I'm using sliding/expanding window method to split to train and test data: train would be all the data I have until day x...

Asked on 07/19/2021 by tal lerman

0 answer

I have hourly data of a metric for 15 days, Can i predict the outcome values for same metric for the next 15 days?

I have tried a linear regression model for the same data, Since the regression line is continuous i'm not sure if it works to predict the outcome values for next...

Asked on 07/19/2021 by Uday T

1 answer

what's the difference between autoencoder and autoassociative neural networks?

Seems like Autoassociative neural networks and Autoencoders do the same thing. Are they the same, or is there some subtlety I'm not picking up...

Asked on 07/19/2021

2 answer

What are available Python libraries for Interpretable ML?

I recently become familiar with Interpretable ML and I found some libraries like LIME. I would be thankful if you can suggest to me some libraries and what are the...

Asked on 07/19/2021 by Katatonia

0 answer

Machine learning model (neural network or SVM) for unequal feature matrices size

I have feature matrices obtained from visual bags of words model for various dictionary sizes. Example, Nx5, Nx10, …., Nx15000. Where N is the number of samples and 5, 10,...

Asked on 07/18/2021

0 answer

MobileNet and MobileNetV2: Bad Inference Results

unfortunately I am having subjectively bad results in inference with pre-trained models of both MobileNet v1 and v2:from keras.applications.mobilenet_v2 import MobileNetV2ConvNet = MobileNetV2(input_shape = None, include_top = True, weights...

Asked on 07/18/2021 by TimLanger

1 answer

How to predict constant failing of equipment

I am trying to predict the failure of equipment that heats up the liquid in a pipeline using a heat exchanger. The heat exchanger gets built up inside the pipe...

Asked on 07/18/2021

1 answer

SparseCategoricalcrossEntropy(from_logits=True) internally apply softmax?

Regarding Tensorflow/Keras SparseCategoricalcrossEntropy. SparseCategoricalcrossEntropy(from_logits=True) expects the logits that has not been normalized by softmax. Then does SparseCategoricalcrossEntropy applies softmax internally? I suppose applying softmax would not be...

Asked on 07/18/2021

1 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP