| Vol-1622 urn:nbn:de:0074-1622-3 Copyright © 2016 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. This volume is published and copyrighted by its editors.

# SocInf 2016
Social Influence Analysis 2016

### Proceedings of the 2nd International Workshop on Social Influence Analysis
co-located with 25th International Joint Conference on Artificial Intelligence (IJCAI 2016)

### New York City, New York, USA, July 9, 2016.

Edited by

### Marcelo G. Armentano *
Ariel Monteserin *
Jie Tang **
Virginia Yannibelli *

* ISISTAN Research Institute (CONICET / UNICEN), Tandil, Argentina
** Knowledge Engineering Group, Tsinghua University, China

## Table of Contents

- Front Cover
- Preface
- List of papers

### Invited talks

- Big Network Analysis: Algorithms and Applications (invited talk) 1
  Jie Tang
- Negative Social Influence in Online Discussions (invited talk) 2
  Justin Cheng

### Peer-reviewed papers

- Mining Twitter for an Explanatory Model of Social Influence 3-14
  Jan Hauffa, Benjamin Koster, Florian Hartl, Valeria Köllhofer, Georg Groh
- Social Influence Analysis based on Facial Emotions 15-25
  Pankaj Mishra, Rafik Hadfi, Takayuki Ito
- Pinpointing Influence in Pinterest 26-37
  Panagiotis Liakos, Katia Papakonstantinopoulou, Michael Sioutis, Konstantinos Tsakalozos, Alex Delis
- HEMI: Hyperedge Majority Influence Maximization 38-47
  Varun Gangal, Balaraman Ravindran, Ramasuri Narayanam

### Brick-and-Mortar Store Recommendation Contest Top-3 solutions

- Location Based Services Recommendation with Budget Constraints 48-56
  Bei Shi, Hao Wei
- Cold-Start Solution for Entity Shop Recommender Systems using Online Sales Records 57-67
  Yichen Yao, Zhongjie Li
- Cold Start Purchase Prediction with Budgets Constraints 68-80
  Ke Hu, Xiangyang Li, Chaotian Wu

2016-07-06: submitted by Marcelo G. Armentano, metadata incl. bibliographic data published under Creative Commons CC0
2016-07-07: published on CEUR-WS.org |valid HTML5|