Increasing the reliability of the results of automatic speech recognition systems is an important research and development issue. Although recent systems have been shown to achieve quite high recognition results for limited tasks, this may not be good enough for some applications, where some bits of information are critical, and have to be recognized correctly. In this paper, we suggest a metho...

With the continuous evolution of collaborative environments, the needs of automatic analyses and assessment of participants in instant messenger conferences (chat) have become essential. For these aims, on one hand, a series of factors based on natural language processing (including lexical analysis and Latent Semantic Analysis) and data-mining have been taken into consideration. On the other h...