Data Science Questions, Problems & Solutions : TransWikia.com ~ Page 241

Understanding Youtube recommender (candidate generation step)

I'm trying to understand Deep Neural Networks for YouTube Recommendations. Their candidate generation step outputs top N itemsvia softmax (with negative sampling) at training time .via nearestneighbor...

Asked on 01/20/2021

1 answer

Public dataset for news articles with their associated categories for multilabel data classification

I am wondering if there are any public datasets of news, like New York Times (NYT) or similar to various news categories such as politics, entertainment, lifestyle, general news, sports...

Asked on 01/20/2021 by Snehil R Singh

1 answer

How to classify a new email as spam/not spam?

I am working on a small exercise for determining if an email is spam or not. My dataset is the following: ...

Asked on 01/19/2021 by LdM

1 answer

Machine learning on graphs

I'm looking for some method/model to help me with my current problem: I have a geometry, consisting of points, and eges. For each point I take information about itself and...

Asked on 01/19/2021 by Cla

0 answer

Can we do multivariate time series analysis using holt-winter ( Exponential smoothing) method?

Just like we have a method like ARIMAX and SARIMAX where we can provide exog and endog variable for perfroming multivariate analysis. I was hoping is there a way, we...

Asked on 01/19/2021 by yogesh agrawal

1 answer

Is there a good alternative to XGBoost for learn to rank?

My problem with XGBoost is that when I load the train dataset into the XGBoost DMatrix, there is a memory spike that is unavoidable, and I can't get my dataset...

Asked on 01/19/2021 by krissy_fong

0 answer

What is the relationship between the accuracy and the loss in deep learning?

I have created three different models using deep learning for multi-class classification and each model gave me a different accuracy and loss value. The results of the testing model as...

Asked on 01/19/2021 by N.IT

3 answer

How to create a Question bank out of several Question papers?

I have many questions papers. I want to extract all the questions out of them so as to create a question bank. The issue is that all the question papers...

Asked on 01/19/2021 by Faraz Gerrard Jamal

0 answer

What are some solutions for dealing with time series data that are recorded at uneven intervals?

Let's say I have a time series data which is a bunch of observations that occur at different time stamps and intervals. For example, my observations come from a camera...

Asked on 01/19/2021

1 answer

How should I sample my validation set if I randomly sample training data?

I have:training dataset of size 150k.validation dataset of size 19k. At each epoch I randomly sample without replacement 10k datapoints for training because I get Out of Mem...

Asked on 01/18/2021

1 answer

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