International Journal of Pervasive Computing and Communications: Volume 13 Issue 2

Designing calm and non-intrusive ambient assisted living system for monitoring nighttime wanderings

Robert Radziszewski, Hubert Kenfack Ngankam, Vincent Grégoire, Dominique Lorrain, Hélène Pigot, Sylvain Giroux

Assistive living technologies provide support for specific activities, transforming a home into a smart home. The purpose of this paper is to present how to design, implement…

Automatic fight detection in surveillance videos

Eugene Yujun Fu, Hong Va Leong, Grace Ngai, Stephen C.F. Chan

Social signal processing under affective computing aims at recognizing and extracting useful human social interaction patterns. Fight is a common social interaction in real life…

A framework for unsupervised change detection in activity recognition

Sulaimon Adebayo Bashir, Andrei Petrovski, Daniel Doolan

This purpose of this paper is to develop a change detection technique for activity recognition model. The approach aims to detect changes in the initial accuracy of the model…

Collaboration and crowdsourcing in emergency management

Christoph Ernst, Andreas Mladenow, Christine Strauss

Emergency managers face coordinative challenges that require a high degree of mobility, flexibility and the ability to interpret heterogeneous, location-dependent information of…

A passive method for privacy protection in the perceptual layer of IoTs

Xiaoyu Li, Osamu Yoshie, Daoping Huang

The purpose of this paper is to detect the existence of unknown wireless devices which could result negative means to the privacy. The perceptual layer of internet of things…

Modeling human factors influencing herding during evacuation

Muzna Zafar, Kashif Zia, Dinesh Kumar Saini, Arshad Muhammad, Alois Ferscha

It has been witnessed that many incidents of crowd evacuation have resulted in catastrophic results, claiming lives of hundreds of people. Most of these incidents were a result of…