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quality of information retrieval. The contributions of our research are twofold. First, the existing ranking algorithms of search engine are classified. And we extend expression of queries by “keyword and ”, instead of keywords only. Second, a new ranking algorithm based on user feedback and semantic tags is
Focused crawling is a mean for acquiring raw big data materials from the web. This paper proposes a focused crawler for discovering Arabic poetry resources based on the Apache Nutch crawler. The crawler identifies poetry relevant resources using an SVM classifier and a list of Arabic poetry related keywords. The
, Patrol Packet Protocol (PTP). This protocol allows users to enter a part of a required URL with keyword(s). Additionally, the ISP completely works with a new routing protocol, PTP. The result of the search is the short list of URLs that relevant to the entering search URL and keywords.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.