_Latent Sematic indexing (LSI) Content, anyone heard about this?

Discussion in 'Search Engine Optimization' started by eyes2005, Apr 27, 2007.

  1. #1
    Has anybody heard about this _Latent Semantic indexing (LSI) Content
    Which is the new craze for 2007 content pages. 2006 content pages was all about adding keyword rich articles to your websites, but now you have to do something Different, in order to get high rankings for your keywords (besides h1 tags, title tags, etc) you have to do this new style of content to your pages


    a)Has anybody started doing this?

    b) What is it about?

    c) How will this affect my site, which has LOADS OF keyword rich pages ? Will other sites outrank me for keywords? (or only the ones who use LSI) ?

    d)As far as keywords are concerned, Explain anything else we need to be doing DIFFERNT to our pages, or anything else (linking stragety)? ?


    Get back in Detail... especially those who have started doing this
     
    eyes2005, Apr 27, 2007 IP
  2. Fabian.JH

    Fabian.JH Active Member

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    #2
    LSI is more important in 2007. This is to prevent spammers from controlling the search engines and places more importance of relevant content.

    Basically, it means having words that are related to the keyword you are targeting on your page. This can be 'dog' and 'leash', as a simple example. The more related words you have, the better LSI you have.

    Having said that, it takes a lot of effort to implement LSI conciously. If you just write your content so that is relevant to your keywords and niche, you will be applying LSI almost automatically.
     
    Fabian.JH, Apr 27, 2007 IP
  3. eyes2005

    eyes2005 Well-Known Member

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    #3
    So lets say my keywords are on Loan. with these 5 keywords, (i will make an article page for each)

    1. college Loan
    2. business loan
    3. student loan
    4. low interest loan
    5. online loan

    and write articles on them each... According to what you are saying,

    Can you explain how i would use LSI in this example please...
    Take 3)student loan,for example, - where i will write an article on that, containing that word 3-5% in the article.... what other words/terms should i include in the article... SO THAT I APPLY LSI AUTOMATICLALLY ?

    + How many times (%) would i use them terms along side the keyword Student loan?

    give an example + an approx paragraph please Fabian.JH
     
    eyes2005, Apr 27, 2007 IP
  4. YoungMaster

    YoungMaster Peon

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    #4
    He was saying to just write it naturally. Then it will be automatic. No need to put to much thought into it. Just write a good quality article that people will enjoy.
     
    YoungMaster, Apr 27, 2007 IP
  5. eyes2005

    eyes2005 Well-Known Member

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    #5
    If i am writing 100s of keyword rich articles, rather than using 3-5% keyword density,

    if i reduce to 2% in the article (while optimizing all my tags, H1, title, etc)

    then keywords would be less on the page, but reasonable.... would that look more better from a LSI point of view ?
     
    eyes2005, Apr 27, 2007 IP
  6. blogpt

    blogpt Active Member

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    #6
    Just write it naturally as YoungMaster said. Keep in mind that, if someone likes your article, they will link to you and it will increase your page's importance. Sometimes this is more important than trying to change the text for search engines.
     
    blogpt, Apr 27, 2007 IP
  7. YoungMaster

    YoungMaster Peon

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    #7
    It's all about just writing naturally. Don't try to do it. Just write.

    If you want an example, find an article that has been written about a subject by an expert in that field and has not been optimized. One that was written purely for the benefit of the reader. That will be a perfect example.
     
    YoungMaster, Apr 27, 2007 IP
  8. eyes2005

    eyes2005 Well-Known Member

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    #8
    Is this a good strategy/example ?

    Keyword - Student loan

    In a 500 word article on the keyword, student loan,

    i will use "student loan" in the article 5-6 times, and then use variations of this term 4-5 times

    variations -eg, college loan, scholarship, college loan, low interest loan, online loan

    So i have used COLLEGE LOAN Five times....+ 5 VARIATIONS of that keyword throughout the article?

    Is that any good ?
     
    eyes2005, Apr 27, 2007 IP
  9. FrozenSolid

    FrozenSolid Peon

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    #9
    Hey eyes2005,

    Yep - I've heard of LSI ;)

    As far as I know, Google has been using it for years, although they only announced it recently.

    It is a mathematical way of scoring elements of a page against other elements on that page, and comparing it to other sites in order to determine the ranking in the search engine.

    It works with themes.


    Google knows how relevant the word 'cat' is the word 'dog', for example. It know this because of the way these two words are used on different sites. It compares nearly everything about a page: links; anchor text; meta tags; punctuation; sentence structure; language; img tags; page size - and a lot more.

    It compares this to sites that have proven themselves to be 'authority' sites. So Google knows, based on authority sites, that 'cat' and 'dog' are animals - because sites that use these keywords will often mention the keyword 'animal' when talking about cats or dogs.

    You can try it for yourself: if you type this into Google:
    ~dog
    (That's the tilde key : Shift+@)


    ...then Google will display the search results as normal, but it will bold all the terms that it sees as thematically related to the word 'dog', based on it's examination of authority sites.


    So, how do you make use of this?


    You have to make sure that your site is very tightly 'themed'. Say you've got a page on your site about Tomato Soup. You would have to make sure that everything on that page only related specifically to tomato soup. By this I mean:

    >Content
    Take some time to go to Google and enter your main keywords. Look at the top 5 sites that come up. Read a few pages of each - these are the pages that Google likes. Notice the words they use, any consistent styles, html, sentence structure, img tags, title etc.

    When writing your content, forget about keyword density. It's dead. Use that theme search (the one with the ~ key) to grab a bunch of related terms and use them all in your content (only if they are relevant, of course). There's more to it than this, but by varying your keywords and building a strong theme base you will be seen as much more of an expert than a site that stuffs in keywords to achieve an x% keyword density.

    >Meta Tags
    They have been devalued, but not nearly as much as most people think. The title tag, description and keywords are still very important to have.

    >Links
    Anchor text, arrangement of words in the anchor text and the destination page you are pointing to all have to be very specifically about tomato soup. All of your out going links must also only point to pages exclusively talking about tomato soup - it's definitely not a bad thing to have a few outbound links, but make them relevant.

    It is OK to link to other pages in your site, but do it carefully. If your are on a page about tomato soup, don't go linking to your page about pea soup - it will not do you any good. A strong internal linking structure is important, but to maximise your chances of ranking highly you must only link to other sites within the same 'silo' on the website, or the parent silo.

    What's a silo? A silo is basically a folder on your site. So, you domain might be www.cats.com, and it might have a silo called 'pink-cats' located here www.cats.com/pink-cats/.

    You should keep relevant, similar content within the same silo, and only link to informaiton within the same silo, or the silo above it. So, for this page: www.cats.com/bigcats/blue/blue-cat.html you would either link to another, relevant page in the silo 'blue', or you would link to the category page for 'blue' it's self. Don't go linking to www.cats.com/bigcats/yellow/cat.html - it's in a different silo.

    Silos don't have to be in folders - you can have a virtual silo system. Sites that run from templates and are database driven usually use a virtual linking system - like word press. The folder structure is imitated, and can be seen by Google from the way you link to certain pages.

    >'Expert Verbage' Terms
    These are terms that are unlikely to be mentioned on any other page, other than the subject the page is about. For example, the phrase 'malice aforethought' is very unlikely to appear on any other page than one talking about the law. A good way to spark ideas and find these expert verbage terms is to use Amazon. Shoot over to Amazon and search for your keyword in the books section. Scroll down to 'Statistically Improbable Phrases' - you can find a bunch of them there.



    So what's the bottom line?

    Write for humans - not machines.

    Think about it... what does Google want (apart from world domination)? It want to give people the information they want via search - if they don't do this, and do it well - they go out of business.

    By writing for humans, you are giving people good content that they want. Google will notice and appreciate this... and Google are only going to give you better rankings over time as they get better at filtering the treasure from the trash.

    Hope this helps...

    Dave
     
    FrozenSolid, Apr 27, 2007 IP
  10. oseymour

    oseymour Well-Known Member

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    #10
    as youngmaster has told you a couple times....you just have to write naturally.

    Whenever I visit, I can usally tell from reading just the first paragraph whether the content is naturally written or written just for the search engines....
     
    oseymour, Apr 27, 2007 IP
  11. oseymour

    oseymour Well-Known Member

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    #11
    hey dave great explanation dave....Can I post that on my blog...I'd be happy to link back to you?
     
    oseymour, Apr 27, 2007 IP
  12. FrozenSolid

    FrozenSolid Peon

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    #12
    Sure - post away ;)
     
    FrozenSolid, Apr 27, 2007 IP
  13. thetafferboy83

    thetafferboy83 Active Member

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    #13
    thetafferboy83, Apr 27, 2007 IP
  14. Thomas J.

    Thomas J. Guest

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    #14
    Google recently integrated this into their algo to uncover and fairly index pages which are most valuable. SeoBook has a good article explaining LSI. http://www.seobook.com/archives/000657.shtml

    My guess is they are attempting to unload those sites and pages which have been created to circumvent the old algo by using keywords. With the integration they are beating the tricksters by adding an additional semantic challenge to determine if the page is truly relevant to that being queried.

    You can read about LSI at another good reference located:
    http://citeseer.ist.psu.edu/deerwester90indexing.html

    It is a situation which extends the value of those worthy and defeats those pages which fail to meet the standard. The bottom line is to simply write valuable content and you will be indexed accordingly and appropriately. Not every web page can be ranked in the top ten positions and this is simply a safeguard to ensure those pages which are top tens are getting there without playing the algo.
     
    Thomas J., Apr 27, 2007 IP
  15. sipltech

    sipltech Well-Known Member

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    #15
    Forget LSI :) SEO's needs to focus on lot of other things. LSI is for those who are studying the IR Theory. To me there is nothing called LSI Implementaion as SEO value.

    Most important factor is understanding the Keyword weight. You need to calculate the weight of keywords, add Synonyms and promote it well. Earlier Google use to show synonyms or related terms when we use "~" before any keyword search.

    Using synonyms or related terms as keyword is just a common sense, if applied yields better results, it's not at all a so called "LSI Technique" ;) Take my words, Most of the SEO's who offer this service dont even know the computation of LSI score or ever come across IR theory.

    To me a professional writer who have the "Word Power" can help a lot. ;) I strongly suggest you to discuss this with Dr. Garcia or read his site at http://www.miislita.com
     
    sipltech, Apr 27, 2007 IP
  16. sipltech

    sipltech Well-Known Member

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    #16
    sipltech, Apr 27, 2007 IP
  17. egarcia

    egarcia Peon

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    #17
    Thanks for quoting me. There is a lot of educational effort to do.

    To clear things up or for a second opinion, check here

    http://www.miislita.com/blog/blog_commento.asp?blog_id=309&month=4&year=2007&giorno=&archivio=

    Indeed, there is no such thing as "LSI-friendly" docs.

    To get rid off SEO myths, start here:

    http://www.miislita.com/information-retrieval-tutorial/svd-lsi-tutorial-1-understanding.html

    To skip all the math go straight to tutorial #5 or wait for the upcoming issue of IRWatch.

    Cheers

    Dr. E. Garcia
     
    egarcia, Apr 28, 2007 IP
  18. everypcneed

    everypcneed Peon

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    #18
    I have been reading up on this as of late. To my knowledge Hakia is the first real search engine using this method. I can see the other SEs following suit very shortly.
     
    everypcneed, Apr 28, 2007 IP
  19. Phynder

    Phynder Well-Known Member

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    #19
    Bingo. In fact, most SEOs can't spell NLP either.
     
    Phynder, Apr 28, 2007 IP
  20. thetafferboy83

    thetafferboy83 Active Member

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    #20
    That's cos NLP is a load of hocus pocus that self-obsessed gurus flog to desperate businessmen.
     
    thetafferboy83, Apr 28, 2007 IP