Using Search Engines to Market your Consultancy. What are Search Engines?
Search Engines
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Team members Team name: ‘BLUETOOTH’ Punch line: ‘Information unplugged’ G.Vivekananda Gargi garai Jayalakshmi Joydeep Roy Keerthi Kalyan
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Transcript of Search Engines
- 1. Team members
- Team name: BLUETOOTH
- Punch line: Information unplugged
- G.Vivekananda
- Gargi garai
- Jayalakshmi
- Joydeep Roy
- Keerthi Kalyan
2. Contents covered
- Definition of search engine
- History
- Popular forms of search engines
- How to build a query?
- How search engines work?
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- Querying
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- Ranking
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- Indexing
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- Natural language search
3. Search engines
- What is a
- search engine???
4. Definition
- Asearch engineis an information retrieval system designed to help find information stored on a computer system.
- Search engines help us to minimize the time required to find information
5. Why do we use search engines?
- With an estimated 800 million web pages finding the one you want is difficult!
- Allows a user to enter words which characterise a required page
- Time taken is less
6. Popular forms ofsearch engines
- Web search engine-Searches for information on the World Wide Web.
- Enterprise search engine-Search on
- (a) Intranets
- (b) Personal search engines
- (c) Mobile search engines.
7. How search engine works?
- Querying
- Ranking
- Indexing
- Natural language search
8. Querying
- Search engines provide an interface to a group of items that enables users to specify criteria about an item of interest and have the engine find the matching items within the group.
9. Ranking
- The equality between the desired item and the actual item must be exact.
- It is sometimes far more beneficial.
- Useful to incorporate a more measure of similarity between the desired item(s) and the items that exist in the group being searched.
10. Indexing
- A search engine will typically collect information, or metadata, about the group of items under consideration.
- The metadata collected about each item is typically stored on a computer in the form of an index.
11. Natural language search
- The term used to describe web search engines that apply natural language processing of some form.
- Traditional search engines tend to use a non-linguistic model of language.
- The results will be more accurate and efficient.
- Most popular language search is
- askjeeves.com
12. How to build a search
- The query can be simple or complex
- For complex queries, user can use the boolean operators like
- AND All the terms must appear
- OR At least one term must appear
- NOT Term following not must not appear
- Followed by One term followed by other
- Quotation mark Phrase must appear
13. Search engines
- Google is the most famous search engine
- The other search engines are:
- altavista
- yahoo!
- netscape
- msn
- AOL
- alexa, etc..
14. Uncertainty? Disbelief? Doubt??