Dear Ahmed

Try to read this article

https://www.ncbi.nlm.nih.gov/pubmed/21775198

It clarifies some of the types of file formats for ECG data...

Regards

Dear Dr. Loay

Thank you for this valuable information.

I will read this 

Regards

Hello Ahmed,

Try the tool in the attached link, hope it will help you.

Regards

https://physionet.org/cgi-bin/atm/ATM 

Dear Karim Meddah

Thank you for your interest.

It is useful link 

Regards

please can you provide me with dataset

You can try this Link:

https://www.physionet.org/cgi-bin/atm/ATM?database=mitdb&tool=plot_waveforms

But MIT-BIH is a single session database which is not adequate for experiments in  biometrics. I would rather suggest you to use other databases specifically collected for biometrics such as: H. P. Da Silva, A. Lourenc¸o, A. Fred, N. Raposo, and M. Aires-de Sousa, "Check your biosignals here: A new dataset for off-the-person ECG biometrics," Computer Methods and Programs in Biomedicine, vol. 113, no. 2, pp. 503-514, 2014.

Dear Mr. Mohamed

thank you for sharing your answer

Regards