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Data Science : Recent Questions and Answers (Page 325)

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

Using AutoEncoder for Greedy Layer-Wise Pretraining [Convolutional Neural Networks]

I am trying to implement greedy layer-wise pretraining for Convolutional Neural Network binary classifier using AutoEncoders. However, I am a little bit confused regarding the logic of implementation. If I...

Asked on 08/15/2020 by Stefan Radonjic

0 answer

pandas count values for last 7 days from each date

There are two pd.DataFrame. First is like this:print df1 id date month...

Asked on 08/14/2020 by Artem Betley

2 answer

Matching new set of data with pre-defined sets

I have sets of data describing sets of levels of requirements needed for certain sets of tasks. The following is a tabulated example:...

Asked on 08/14/2020 by Georgio Sayegh

3 answer

Neural Network for regression with one dependent and one independent variable

I am trying to make a simple neural network with one dependent and one independent variable. Could you maybe give me a tutorial or help me with the implementation of...

Asked on 08/13/2020 by Ana Smile

1 answer

Explanation about i//2 in positional encoding in tensorflow tutorial about transformers

I was implementing the transformer architecture in tensorflow. I was following the tutorial : https://www.tensorflow.org/tutorials/text/transformer#setup_input_pipeline They implement the positional encoding in this way:angle_rates = 1 /...

Asked on 08/13/2020 by Darome

1 answer

Deep learning based Resume Parser and Scoring

I want to know if Deep learning can be used for Resume Parsing and scoring of the resume. Currently what I am doing is extracting the text from pdf or...

Asked on 08/13/2020

1 answer

How is this score function estimator derived?

In this paper (https://arxiv.org/pdf/1703.03864.pdf) they have this equation, where they use the score function estimator, to estimate the gradient of an expectation. How did they derive this?...

Asked on 08/13/2020

1 answer

SVR is giving same prediction for all features

I'm creating a basic application to predict the 'Closing' value of a stock for day n+1, given features of stock n using Python and Scikit-learn A sample row in my...

Asked on 08/13/2020 by Ben Williams

1 answer

How and where to set weights in case of imbalanced cost sensitive learning in machine learning?

I confront with a binary classification machine learning task which is both slightly imbalanced and cost sensitive. I wonder what (and where in the modeling pipeline, say, in sklearn) is...

Asked on 08/13/2020

1 answer

Feature Selection and Outlier Detection

How does feature selection impact outlier detection and also, removing outliers impact feature selection?It could be a basic question. However, just to know the boundaries, I asked. Thanks in...

Asked on 08/12/2020 by Payal Bhatia

0 answer

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