| Vol-1580 urn:nbn:de:0074-1580-3 Copyright © 2015 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. This volume is published and copyrighted by its editors.

# BDCA 2015
Big Data Cloud and Applications

### Proceedings of the International Conference on Big Data, Cloud and Applications: Selected Papers

### Tetuan, Morocco, May 25 - 26, 2015.

Edited by

### Mohammed Al Achhab *
Mohamed Lazaar *
Youness Tabii *

* University of Abdelmalek Essaadi, National School of Applied Sciences, Tetuan, Morocco

## Table of Contents

### Session 1: Big Data and Applications

- Electric Load Forecasting Using Hybrid Machine Learning Approach Incorporating Feature Selection 1-7
  Malek Sarhani, Abdellatif El Afia
- Architecture Optimization Model for the Probabilistic Self-organizing Maps 8-15
  Zakariae En-Naimani, Mohamed Lazaar, Mohamed Ettaouil
- Improving Neighborhood-Based Collaborative Filtering by a Heuristic Approach and an Adjusted Similarity Measure 16-22
  Yasser El Madani El Alami, El Habib Nfaoui, Omar El Beqqali
- Towards a New Approach for Community Detection Algorithm in Social Networks 23-28
  Sara Ahajjam, Hassan Badir, Mohamed El Haddad
- Using Big Data Classification and Mining for the Decision-making 2.0 Process 29-33
  Rhizlane Seltani, Noura Aknin, Souad Amjad, Kamal Eddine El Kadiri

### Session 2: Cloud and Applications

- A Novel Framework for Ranking Cloud Service Providers Using Security Risk Approach 34-39
  Jamal Talbi, Abdelkrim Haqiq
- Homomorphic Encryption as a Solution of Trust Issues in Cloud 40-45
  Khalid El Makkaou, Abdellah Ezzati, Abderrahim Beni Hssane
- Improving Data Sharing Security in Cloud Computing 46-50
  Ibtissam Ennajjar, Youness Tabii, Abdelhamid Benkaddour
- Optimization Energy Consumption in Mobile Cloud Computing by Using an Elastic Framework 51-55
  Yassine Elmahoti, Noura Aknin
- The Security of Web Services: Secure Communication and Identity Management 56-60
  Hasnae L’amrani, Younès El Bouzekri El Idrissi, Rachida Ajhoun

2016-04-20: submitted by Mohamed Lazaar, metadata incl. bibliographic data published under Creative Commons CC0
2016-04-25: published on CEUR-WS.org |valid HTML5|