1. What is the meaning of 'all extended papers'? 
-It means that the papers that have been sent to the conference, (and if suggested) the authors/researchers need to extend their articles/works i.e. add additional writing materials in order to be published in the Scopus indexed journals. 

2. What are the differences between ICoHSE4 and Malaysian-French Biometrics Seminar? 
-ICoHSE4 is a conference where the authors/researchers send their research articles for reviews and subsequently for publications. Authors/researchers will also be invited to attend and make short presentations to share their research works. Whereas, Malaysian-French Biometrics Seminar is a knowledge sharing talk/presentation by the invited speakers, without any articles to be submitted or presentations by the authors/researchers. 

3. What are the differences between Proceedings and Scopus indexed journals? 
-Proceedings are articles that have been accepted only in a conference i.e. conference proceedings are books of abstracts from our event and conference. Whereas, Scopus is a bibliographic database containing abstracts and citations for academic journal articles. It covers nearly 22,000 titles from over 5,000 publishers, of which 20,000 are peer-reviewed journals in the scientific, technical, medical, and social sciences (including arts and humanities). It is owned by Elsevier and is available online by subscription. Searches in Scopus also incorporate searches of patent databases. 
4. How many papers can a researcher contributes as the Main Author? 
-As the first author, a researcher can only contributes at most is two (2) articles.