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focus ments engineering life cycle related to global software development. RE is a software pro-ject's most critical phase; 2,3 the RE phase's success is essential for the project's success. Many studies have highlighted RE challenges related to the geographic distribution of global software development. 4–7 Here, we focus on challenges arising out of a(More)
The flow of information in online social media during events has been widely studied in the computer science community. It has also been shown how information picked from online social media can help to eventually aid eventful, especially, crisis situations in real life. However, most of the work has focused on utilizing a single social network for(More)
Our participation in CLEF 2007 consisted of two Cross-lingual and one monolingual text retrieval in the Ad-hoc bilingual track. The cross-language task includes the retrieval of English documents in response to queries in two Indian languages, Hindi and Bengali. The Hindi and Bengali queries were first processed using a morphological analyzer (Bengali), a(More)
This paper describes our experiment on two cross-lingual and one monolingual English text retrievals at CLEF 1 in the ad-hoc track. The cross-language task includes the retrieval of English documents in response to queries in two most widely spoken Indian languages, Hindi and Bengali. For our experiment, we had access to a Hindi-English bilingual lexicon,(More)
Cognitive radio's rising popularity among various engineers, scientists and researchers can be credited to the increasing number of users of wireless technology and the radio spectrum which is limited. In this paper, various advances which have been made so far to improvise cognitive radio technology have been discussed in brief to give the reader an(More)