A newly granted Google patent on phrase-based indexing calls for a new look at that approach to indexing phrases on the Web, including a process referred to as phrasification.
Say you want to find out who the chief of police is in New York City. You might type the following words into a search box at Google:
When Google attempts to find an answer for you, it may break your query into individual words to find all of the documents that might be a best match for your search:
- New AND York AND police AND chief
Google may then take all the documents that are returned, and see which ones contain all of the terms you used, and then rank those based upon some of the ranking algorithms the search engine uses to try to show you the best matches for your query.
Continue reading “Phrasification and Revisiting Google’s Phrase Based Indexing”
There are a number of ways a search engine may decide upon how important a web page might be. That measure of importance might be used by search engines, along with a determination of relevance, as one of the ranking signals used to decide which pages to show first in lists of results shown to searchers. That importance might also be used to decide which pages a search engine crawling program should crawl and index, and revisit to see if content on those pages have changed.
A search engine might view the links between web pages, and decide that pages linked to frequently are more important than pages that aren’t. It might also determine that web pages that are linked to by important pages are more important than pages linked to by less important pages. Google’s PageRank is one approach for determining how important pages might be based upon looking at links between pages.
There are other ways that a search engine might use to decide how important a web page might be, including actually attempting to see how many people actually use that page.
Continue reading “Web Browsing History Better Search Engine Ranking Signal than PageRank?”