We present a new CAPTCHA which is based on identifying an image's upright orientation. This task requires analysis of the often complex contents of an image, a task which hum...
Wireless networks and the voice over Internet protocol (VoIP) have recently been widely adapted. VoIP services over Ad-hoc network can be accomplished by middleware embedded in mob...
Abstract. Ever-growing mobility and ubiquitous wireless Internet access raise the need for secure communication with devices that may be severely constrained in terms of processing...
: The Out-of-Home (OOH) media markets currently rely on a plethora of methods and technologies for measuring their potential or real success. From nationwide interviews over statis...
Advances in communication technology allow a variety of new network environments and services available very rapidly. Appearance of various network environments tends to enable a ...
Jae-Hyun Hwang, Jin-Hee Choi, Se-Won Kim, Chuck Yo...