Data Science Questions, Problems & Solutions : TransWikia.com ~ Page 42

Adding and multiplying higher values based on different columns of a dataframe

I am trying to calculate scores based on different values in the dataframe. Since these scores are based on different conditions, I am having problems where in the final calculation,...

Asked on 08/29/2021 by ashnaa1610

1 answer

When does Adam update its weights?

I have a dataset with at least 70% of labels incorrect. I'd expect that incorrect labels would compensate each other while true labels will be taught properly (given a very...

Asked on 08/29/2021

1 answer

Training a CNN on a large dataset

I am currently trying to build a CNN for around 100,000 images. There are 42 classes. I have used the default batch size of 32. This is how my model...

Asked on 08/29/2021

2 answer

What is the best way to encode an arbitrary collection of strings into int categorical variables?

I have a bunch of categorical labels which I want to transform into int categorical features for an ML algorithm.The problem is I don't have a prior list of...

Asked on 08/28/2021

1 answer

Dynamic Images in Tableau

A Tableau Workbook I'm working on has different users logging in to see the data for their company. In the dashboard I have created a dynamic image that shows the...

Asked on 08/28/2021 by Ashlee

1 answer

Should I set higher dropout prob if there are plenty of data?

I have some excessive amount of data for the size of NN I am able to teach in a reasonable time. If I feed all the data into the network...

Asked on 08/28/2021

1 answer

Can we use decreasing step size to replace mini-batch in SGD?

As far as I know, mini-batch can be used to reduce the variance of the gradient, but I am also considering if we can achieve the same result if we...

Asked on 08/28/2021 by coolcat

2 answer

Train model for predicting events based on other signal events

I am trying to build a supervised ML-Model in the area of predictive Maintenance where the features are signal events, which can be represented with a gantt chart: ...

Asked on 08/28/2021 by Sip

1 answer

Merging sparse and dense data in machine learning to improve the performance

I have sparse features which are predictive, also I have some dense features which are also predictive. I need to combine these features together to improve the overall performance of...

Asked on 08/28/2021 by Sagar Waghmode

5 answer

What is External representation of time in Sequential learning?

I am reading the literature on sequential learning and it is often mention that in order to handle sequential/temporal data, there two categories of work in sequential learningExternal Representation of...

Asked on 08/28/2021

0 answer

Ask a Question

Get help from others!

Data Science : Recent Questions and Answers (Page 42)

Ask a Question