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Data Science : Recent Questions and Answers (Page 113)

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

XGBoost Log Loss different from GridSearchCV Log Loss

I have a classification problem where i am trying to predict if the data returns a 1 or 0. So you're classic binary classification. I have my set of data...

Asked on 06/06/2021 by Sean O'Connor

1 answer

Riskscore creation on Numerical Data

I am working to create a Risk score on data where I have variables -Invested_amount, Profit Amount, Age of Account in days, Total Trading Transactions, Profit per Transaction &...

Asked on 06/06/2021 by jaiprakash prajapati

3 answer

How to tune an weighted voting ensemble method?

I am working on kidney cancer patients' data with 5 unbalanced labels. These codes are contained of Normalization, Oversampling on Feature Engineering part. A list of 9 ordinary Machine...

Asked on 06/05/2021

1 answer

Denoising Prior to Image Classification

From what I have read, Denoising during preprocessing for image classification tasks seems to be a bit controversial. While on one hand it might improve classification accuracy, the computational complexity...

Asked on 06/05/2021 by madprogramer

0 answer

ValueError: Input contains NaN, infinity or a value too large for dtype('float32') on predicting case (similar to titanic predicting)

I am still newbie on python with jupyter notebookI'd like to ask how to solve error "ValueError: Input contains NaN, infinity or a value too large for dtype('float32')" first...

Asked on 06/05/2021 by Faozan Indresputra

0 answer

Running out of memory when calculating loss using SigmoidFocalCrossEntropy

Code Versions:python == 3.8tensorflow == 2.2.0tensorflow-addons == 0.11.2Recently I've been using tensorflow addon's focal loss function for one of my models. In order to better understand/demonstrate what's going...

Asked on 06/05/2021 by RLB

0 answer

Is it possible for a DCGAN to do regression? What are some examples of this?

I'm currently a student doing some machine learning projects, and I want to use generative adversarial networks to train some data to discern for example, how old someone is. The...

Asked on 06/05/2021 by lppier

3 answer

Image parameters for SRGAN

In some implementations of SRGAN I've noticed, that datasets consist of the high-resolution images and the low-resolution images are created later by, e.g. resizing (decreasing the size) hr-images. However, e.g....

Asked on 06/05/2021 by ans

0 answer

Can I modify a Logistic Regression classifier to out put more than one class based on the probabilty?

I'm training a Logistic Regression classifier on text data. I found that many of my data points have more than one target class. Is it possible to modify my model...

Asked on 06/05/2021

1 answer

How to use SKLEARN PIPELINE

I have a question on using sklearn pipelines to predict/classify data.I understand how to build a pipeline, train it with training data, test it with test data; but after...

Asked on 06/04/2021 by Jacques Nel

1 answer

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