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Data Science : Recent Questions and Answers (Page 317)

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

Creative Analysis - What are the possible approaches?

We're analyzing some creatives from past advertising campaigns and are looking for the best way to approach. Currently we've broken down each creative into 20+ objective characteristics, for example:CTA button...

Asked on 09/20/2020 by user101465

1 answer

Clustering sequences of sentence embeddings

I have a sequence of events, right now I am not worried about their actual times, just the order. This is a sequence of web page views. I have modelled...

Asked on 09/20/2020 by dendog

1 answer

Downsampling audio files for use in Machine Learning

I'm trying to use the work (Neural Networks) done in this repo:https://github.com/jtkim-kaist/VAD It says this:Note: To apply this toolkit to other speech data, the speech data...

Asked on 09/19/2020 by Finn Maunsell

1 answer

How to handle preprocessing (StandardScaler, LabelEncoder) when using data generator to train?

So, I have a dataset that is too big to load into memory all at once. Therefore I want to use a generator to load batches of data to train...

Asked on 09/19/2020

1 answer

How can we identify potential customers for a new list of customers?

I have two data sets:Customer demographic data;Transaction data of the customers.Now, if I have to identify potential customers to develop a marketing strategy, I would make use of clustering to...

Asked on 09/18/2020 by swetha

1 answer

Learning rate Scheduler

A very important aspect in deep learning is the learning rate. Can someone tell me, how to initialize the lr and how to choose the decaying rate. I'm sure there...

Asked on 09/18/2020

1 answer

Logistic Regression from scratch in numpy - Is data normalization needed?

I was trying to implement Logistic Regression from scratch in python to learn better how it works under the hood. In particular I am following this video...

Asked on 09/18/2020 by revy

1 answer

Dealing with diverse groups in regression

What happens if a certain dataset contains different "groups" that follow different linear models? For example, let's imagine that examining the scatterplot of a certain feature $x_i$ against...

Asked on 09/17/2020 by Kira Bulatov

2 answer

Has anyone succeeded in finding a good Scala/Spark kernel for Jupyter?

The ones I've tried so far Almond: Works very well for just Scala, but you have to import dependencies, and it gets tedious after a while. And unfortunately can't run...

Asked on 09/17/2020 by Varun Gawande

0 answer

Predicting credit applications with timeseries

I was wondering what the best way is to make a model for predicting credit applications. I have two tables, which look like this: client_nr yearmonth...

Asked on 09/16/2020 by Yatoom

1 answer

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