Hi Mahammad,

the UCI Machine Learning repository might be of interest for you:

http://archive.ics.uci.edu/ml/index.php

In one of our works on festure selction we used the MIT BIH arrhathmia database which is also freely available:

Article Optimization of ECG Classification by Means of Feature Selection

Greetings, Sebastian

thank you very much!

Hi,

Besides, the repository which Sebastian mentioned here are some other resources:

https://www.kdnuggets.com/datasets/index.html

http://www.kdd.org/kdd-cup/

https://www.kaggle.com/datasets

http://mldata.org/repository/data/

https://www.data.gov/

https://research.google.com/youtube8m/index.html

Hope that something of this will help you.

thank you very much!

Hi,

Link below contains datasets in .mat format for classification and feature selection.

Link: http://featureselection.asu.edu/datasets.php