June 9th, 2011 
Admin
What is LSI?
LSI, or Latent Semantic Indexing, is 1 of the newest weapons that search engines use to rate websites in order to provide searchers with the greatest possible search experience. LSI algorithms evaluate the overall theme of a website, placing emphasis on high quality and freshness of content. A wonderful deal of significance is given to the way a site is constructed and internally linked. Preference is granted to those sites which have relevant content pages that are cross-linked, but general cross-linking between unrelated pages can trigger ranking positions to suffer.
In an effort to weed out erroneous search outcomes, new LSI algorithms evaluate internet sites a lot like a human would. Are the internally linked pages related to every other in regards to subject matter, or are there pages about vehicle insurance cross-linked to pages about fishing equipment? Irrelevant cross-linking is frowned upon and will hurt the ranking of pages.
Incoming links are also evaluated on a theme basis. If incoming links from related sites link to you, you’ll score points. Unrelated incoming links can detract from your overall ranking score.
In several cases, LSI algorithms use a form of artificial intelligence to gauge the high quality of webpage content. If your content is nonsensical or appears to be machine generated, your ranking position will suffer.
Why LSI?
In days gone by, a webmaster could attain high search engine rankings by stuffing a webpage with loads of keywords. You’d find keywords in the title, headings, image alt tags and generously sprinkled throughout the page content. Put in enough keywords and you’d convince the search engines to place you high in the search outcomes pages.
Of course, the fast-buck artists took immediate benefit and easily achieved top rankings. Garbage pages, stuffed with keywords littered the finest positions in the search engines.
The search engines fought back and started placing more importance on incoming links than just counting keyword density. The hucksters responded with link farms – websites that are setup only for the purpose of artificially growing the quantity of incoming links. The search engines countered by looking at the relevancy of incoming links and web sites that used link farms saw their web sites with coveted top positions begin to plummet into oblivion.
A few enterprising people actually formed a syndicate of sorts that allowed member websites of comparable content to cross-link, again falsely inflating the importance of several web sites. A wonderful numerous folks pay nearly ,000 a year to participate in such programs, even though those practices may soon become ineffective.
Why do search engines care about users?
At first thought, several individuals wonder why search engines even care about users. After all, the search engines are free to use, so they don’t make cash when you search for free mp3 downloads or you look for that newest news story about the stock market, so why ought to they be concerned if visitors enjoy their search experience? Well, search engines do make money from searchers, indirectly. Take Google for example, with their AdWords advertisements. Those are the little ads that come up on the correct hand side of the search outcomes pages.
If you occur to click on one of those ads, the advertiser pays a particular amount of cash to Google, so Google makes cash for every and each and every click. When you consider the huge quantity of visitors Google receives on a every day basis and the big number of clicks on those ads, it comes up to a tidy sum. Of course, if the search results do not assist you to come across what you’re looking for, you’ll come across a far better search engine and Google’s income will drop.
Google completely does not want that to occur, so they’re continually trying to enhance their search outcomes to keep you coming back and clicking those revenue generating ads. They want to make sure that when you search for a particular topic, the search results are genuinely related to what you’re looking for.
Change with the times or die
As search engines refine their indexing algorithms, webmasters discover it increasingly difficult to achieve and maintain top search rankings. Keyword stuffing, cloaking and link farms no longer work. Pc generated content, rapidly and simply producing hundreds or thousands of ‘optimized’ pages will no longer fool the search engines. Any underhanded technique developed to ‘game’ the search engines will not work for lengthy, if at all.
Really, I feel the LSI algorithms are of wonderful benefit to webmasters. Just create your websites to confirm and you can accomplish the top rankings you want with out having to upgrade to the most recent ‘trick’ that works this week but stops working next week.
Search engines are large company and if you don’t play by their rules, you’ll find yourself sitting on the sidelines, so you had better pay close attention to LSI. If you want high rankings, give the search engines precisely what they’re looking for, then concentrate on running your organization instead of looking for the next blackhat method of getting those fleeting, artificially high ranking positions.
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