Data Science Questions, Problems & Solutions : TransWikia.com ~ Page 26

How to feed training set labels into Keras LSTM

I’m implementing an LSTM with Keras and I know that I have to reshape the training dataset in a 3D object. Basically I have a dataset of shape (300000, 839)and...

Asked on 09/26/2021

1 answer

Patch wise training vs Full Convolutional Training in semantic segmentation

As mentioned in the title, what are those 2 methods? I already checked this question: Patchwise and Full training, (and the mentioned paper) but i can't really understand the...

Asked on 09/26/2021

1 answer

How backpropagation works in case of 2 hidden layers?

Imagine the next structure (for simplicity, there's no bias, and activation formatting with sigmoid or relu, just weights). The input has two neurons, the two hidden layers have 3 neurons...

Asked on 09/26/2021

0 answer

How do local minima occur in the equation of loss function?

In gradient descent, I know that local minima occur when the derivative of a function is zero, but when the loss function is used, the derivative is equal to zero...

Asked on 09/25/2021

2 answer

Include time as a variable in regression model

I am currently working on a regression problem which requires me to predict the costs of a fixed asset. I have used several variables to do so and derived a...

Asked on 09/25/2021 by Justin Messi

1 answer

Changing word inflections

This might be an unusual question. I have a situation where I am creating paraphrases with a rule based system. One transformation that I'd like to implement would one that...

Asked on 09/25/2021 by Alan Hogue

1 answer

How can I measure the reliability of the specificity of a model with very small train, test, and validation datasets?

Stats newbie here. I have a small dataset of 646 samples that I've trained a reasonably performant model on (~99% test and val accuracy). To complicate things a little bit,...

Asked on 09/25/2021

1 answer

Which type of model to use and what's my target variable

I am a beginner in Data Science field, so sorry if my question is too basic. The task is to build an ad bidding model for online marketing which...

Asked on 09/25/2021 by Elena Stamatelou

4 answer

Inception Score (IS) and Fréchet Inception Distance (FID), which one is better for GAN evaluation?

IS uses two criteria in measuring the performance of GAN: The quality of the generated images, and their diversity based on the entropy of the distribution of synthetic data. On...

Asked on 09/25/2021 by Giang Nguyễn

1 answer

Bib number recognition using Keras

I want to implement a racing bib number recognition application (for study purposes) using Keras API. I can manage training a CNN model to detect different numbers but how to...

Asked on 09/25/2021

2 answer

Ask a Question

Get help from others!

Data Science : Recent Questions and Answers (Page 26)

Ask a Question