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Data Science : Recent Questions and Answers (Page 121)

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

Tools for project management Data Science

I'm in charge of a small data science team (3 data scientists, me included). We do our projects with at least one business person (PM) per project ( we have...

Asked on 05/27/2021 by Diogo Santos

2 answer

Improving misclassification for one class in a multi-class classification task

Here I am trying to use 3 convolution layer neural network to classify a set of images (train data: (3249) , validation data: (487), test data: (326)) I have one...

Asked on 05/27/2021

1 answer

Encoding features for multi-class classification

I have a question regarding how to setup a dataset for modeling. Let’s say I have a dataset representing which car a person will buy depending on some characteristics: The...

Asked on 05/27/2021 by dooder

1 answer

Is there a node embedding method that is portable between graphs?

I have several graphs whose nodes I want to encode to later process them with a neural network. I want the embeddings to take into account the topology of the...

Asked on 05/27/2021 by Charles G

0 answer

Normalization for a 2d input array

I am new to machine learning and trying to apply it to my problem.I have a training dataset with 44000 rows of features with shape 6, 25. I want...

Asked on 05/27/2021

1 answer

Add Cell Numbers to Jupyter?

Does anyone know a way to add cell numbers (not line numbers within cells)? I have been using nbextensions for a while but it does not seem to have...

Asked on 05/26/2021

1 answer

TicTacToe Linear Regression low accuracy and R^2 score

Im using the python sklearn library to attempt a linear regression TicTacToe AI. I create my training set by simply having the computer play random 'blind' games against itself. For...

Asked on 05/26/2021 by efel

1 answer

Text classification and predictive model

I have collected a lot of data that I would like to analyse and classified. Unfortunately, they are not already labelled, so I am going to do manually.The dataset...

Asked on 05/26/2021

1 answer

Advice on dealing with very large datasets - HDF5, Python

I've recently started working on an application for visualization of really big datasets. While reading online it became apparent that most people use HDF5 for storing big, multi-dimensional datasets as...

Asked on 05/26/2021 by munieq11

1 answer

Object detection is not improving although loss is decreasing

I am working on a project for detecting buildings from satellite images (using OpenStreetMap data as labels) using the Tensorflow Object Detection API. I...

Asked on 05/26/2021

1 answer

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