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Human Computer Interaction (HCI) has been a popular research area during the last few years. Compared with the tradition HCI methods such as using a keyboard or mouse, people prefer to have their tasks done in a more natural way. As an essential form of non-verbal communication in daily life, gesture is a good choice to turn the ideas into reality. Although various recognition methods are proposed...
This short correspondence serves as en errata to our paper titled, "Achievable rate region under joint distributed beamforming and power allocation for two-way relay networks," published in IEEE Transactions on Wireless Communications, vol. 11, no. 11, pp. 4026-4037, Nov. 2012. We do not present any novelty in this errata.
Blind path identification with the help of RFID technology not only makes the blind can gain feelings of orientation during walking, but also has the knowledge of the exactly location of the street. The main idea is that when a blind man walking on the path which has electronic tags pre-built under the tile of the blind path, those tags activated by radio wave came from the RFID reader sent their...
E-learning has been an important way, method, target and criterion of modern teaching. E-assessment is an important component of e-learning and e-qualification. Item Banks using Item Response Theory are the basis of e-assessment. With the application of WEB technology, how to share item bank resources becomes one of the problems to be solved imperatively in e-assessment. This paper proposes a grid-based...
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