For most popular subjects, a simple text matching search that is restrictedto web page titles performs admirably when PageRank prioritizes the results(demo available at ).
This idea of propagating anchor text to the page it refers to was implementedin the World Wide Web Worm  especially becauseit helps search non-text information, and expands the search coverage withfewer downloaded documents.
Again: -- "What is it that the pope remits, and what participation does he grant to those who, by perfect contrition, have a right to full remission and participation?"
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Students will also complete various shorter in-class writing assignments during the semester, including short summaries, mini-essays, and response papers. Total number of assignments during the semester will determine the point value of each; that is, if 10 assignments are required, each is worth up to one full point.
In this paper, we presentGoogle, a prototype of a large-scale search engine which makes heavy useof the structure present in hypertext.
Indeed, the primary benchmark for information retrieval,the Text Retrieval Conference , uses a fairlysmall, well controlled collection for their benchmarks.
Forexample, documents differ internally in their language (both human andprogramming), vocabulary (email addresses, links, zip codes, phone numbers,product numbers), type or format (text, HTML, PDF, images, sounds), andmay even be machine generated (log files or output from a database).
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Also, it is interesting to note that metadata effortshave largely failed with web search engines, because any text on the pagewhich is not directly represented to the user is abused to manipulate searchengines.
URKUND is a completely automated system against plagiarism (Anti-plagiarism software)and is being successfully used at universities and colleges. URKUND's system checks all documents against three central source areas the Internet, Published material such as Journals, Books etc. and Previously submitted student material (e.g. Memoranda, case studies and examination works). Universities who have signed MoU with INFLIBNET Centre, which come under section 12(B)/2f of UGC Act and eligible for funding from UGC, will be getting the software free of cost from INFLIBNET Centre.
Apart from the problems of scalingtraditional search techniques to data of this magnitude, there are newtechnical challenges involved with using the additional information presentin hypertext to produce better search results.
A good example was OpenText,which was reported to be selling companies the right to be listed at thetop of the search results for particular queries .
The prototype with a full text and hyperlink databaseof at least 24 million pages is available at
To engineer a search engine isa challenging task.
Also, it is likely thatsoon we will have speech recognition that does a reasonable job convertingspeech into text, expanding the amount of text available.