Ad hoc networks are multi-hop wireless networks without a pre-installed infrastructure. Such networks are widely used in military applications and in emergency situations as they permit the establishment of a communication network at very short notice with a very low cost. Video is very sensitive for packet loss and wireless ad-hoc networks are error prone due to node mobility and weak links. H...

Video abstraction allows searching, browsing and evaluating videos only by accessing the useful contents. Most of the studies are using pixel domain, which requires the decoding process and needs more time and process consuming than compressed domain video abstraction. In this paper, we present a new video abstraction method in H.264/AVC compressed domain, AVAIF. The method is based on the norm...

no abstract

introduction: computer games have attracted remarkable attentions in general publics with different cultures and their effects are subject of research by cognitive neuroscientists. in the present study, possible effects of the game fifa 2015 on cognitive performance, hormonal levels, and electroencephalographic (eeg) signals were evaluated in young male volunteers. methods: thirty two subjects ...

This paper explores how a robot’s physical presence affects human judgments of the robot as a social partner. For this experiment, participants collaborated on simple book-moving tasks with a humanoid robot that was either physically present or displayed via a live video feed. Multiple tasks individually examined the following aspects of social interaction: greetings, cooperation, trust, and pe...

In this paper, we present a video digest generation system that designed for use in nursery schools. The system utilizes plural surveillance cameras that set in different nursery rooms, each has a corresponding RFID receiver to catch the signal send by RFID tags. With every kid having a RFID tag in the pocket all the day time, the system automatically generate one daily video digest for each ki...

objectives after the introduction of video-assisted thoracoscopic surgery (vats) thymectomy, there has been increased interest in the use of this technique for myasthenia gravis. we conducted a retrospective study to assess the safety and efficacy of vats thymectomy in treatment of myasthenia gravis. patients and methods the medical records of 50 patients who underwent vats thymectomy for the t...

BACKGROUND In recent years the video game industry has surpassed both the music and video industries in sales. Currently violent video games are among the most popular video games played by consumers, most specifically First-Person Shooters (FPS). Technological advancements in game play experience including the ability to play online has accounted for this increase in popularity. Previous resea...