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From Sam Lee <victor_email...@yahoo.com>
Subject Re: Can I Do Reverse Search?
Date Sun, 23 Oct 2005 23:14:58 GMT
yes, but I will have to do it for each ad as I stated
previously.

webpage www.mysite.com --match--> ad1.....ad101
> >
> > Then I match each ad with the webpage.
> > But due to negative keywords:
> > ad1....ad100 --NOT match--> www.mysite.com
> > ad101 --match--> www.mysite.com
> >
> > # of queries = 102
> >
> > If there is a way to match content with boolean
> > keywords, then # of query is 1 only.  Huge
> difference!
> >



--- Stefan Groschupf <sg@media-style.com> wrote:

> two document fields one named positive one called
> negative
> you query have to look somehow like this:
> positive: (keyword1 keywordN) AND NOT
> negative:(keyword1 keywordN)
> 
> Am 23.10.2005 um 20:50 schrieb Sam Lee:
> 
> > Yes, I thought of that.  But since the ads have
> > negative keywords, it's very possible for the
> webpage
> > to match the ads but not the other way around
> because
> > of the negative keywords.  So the system cannot be
> > sure that the ads match the webpage until it uses
> ads'
> > keyword and negative keywords to rematch the
> webpage.
> > This is a lot of resource for having each ad to
> match
> > the webpage again..
> >
> > webpage www.mysite.com --match--> ad1.....ad101
> >
> > Then I match each ad with the webpage.
> > But due to negative keywords:
> > ad1....ad100 --NOT match--> www.mysite.com
> > ad101 --match--> www.mysite.com
> >
> > # of queries = 102
> >
> > If there is a way to match content with boolean
> > keywords, then # of query is 1 only.  Huge
> difference!
> >
> > Any idea how to accomplish this?
> >
> > --- Stefan Groschupf <sg@media-style.com> wrote:
> >
> >
> >> Index the keywords of your ads with lucene.
> >> Extract all words from your page (ajax), remove
> stop
> >> words, build a
> >> query from the page words by connect the words
> with
> >> OR and you will
> >> find the best matching ad.
> >> You may need to limit the words per page or set
> the
> >> maximum clauses
> >> to a much higher number.
> >> HTH
> >> Stefan
> >>
> >> Am 23.10.2005 um 18:39 schrieb Sam Lee:
> >>
> >>
> >>> ok, I am implementing a google
> >>>
> >> adsense/adwords-like
> >>
> >>> system.  For examples, the website has keywords
> >>>
> >> "nike
> >>
> >>> red shoe", so it can match text ad with keywords
> >>>
> >> "nike
> >>
> >>> shoe -blue".  Of course, I can always use the
> text
> >>>
> >> ad
> >>
> >>> keywords to match the website's keywords.  But
> it
> >>>
> >> will
> >>
> >>> take too much resource to have all ads to
> rematch
> >>>
> >> the
> >>
> >>> new websites whenever new websites joins the ad
> >>> network.  So I need a way for the new websites
> to
> >>> "reverse match" the text ads.
> >>>
> >>> So if new website has "nike red shoes" as
> >>>
> >> keywords,
> >>
> >>> then it should match all text ads with "nike
> shoes
> >>> -blue".  The only difference is that it is doing
> >>>
> >> it in
> >>
> >>> reverse.
> >>>
> >>> many thanks.
> >>>
> >>>
> >>> --- Erik Hatcher <erik@ehatchersolutions.com>
> >>>
> >> wrote:
> >>
> >>>
> >>>
> >>>
> >>>> Sam - I'm not quite sure I follow you, but
> let's
> >>>>
> >> see
> >>
> >>>> if this fits...
> >>>> you want to have a document and see if a query
> >>>> matches it?  Please
> >>>> elaborate more on what you're after.  Maybe
> what
> >>>> you're looking for
> >>>> is the contrib/memory and the MemoryIndex
> within
> >>>> that Subversion area.
> >>>>
> >>>>      Erik
> >>>>
> >>>>
> >>>> On 22 Oct 2005, at 18:54, Sam Lee wrote:
> >>>>
> >>>>
> >>>>
> >>>>> Hi,
> >>>>>   Normally, lucene or Nutch can match query
> >>>>>
> >> "nike
> >>
> >>>>>
> >>>>>
> >>>> shoe
> >>>>
> >>>>
> >>>>> -blue" with "red nike shoe".
> >>>>>
> >>>>> But what about matching "red nike shoe" with
> >>>>>
> >> query
> >>
> >>>>> "nike shoe -blue"?  It is the other way
> around.
> >>>>>
> >>>>>
> >>>> Can I
> >>>>
> >>>>
> >>>>> do it with a combinations of API?
> >>>>>
> >>>>> Many thanks.
> >>>>>
> >>>>>
> >>>>>
> >>
> __________________________________________________
> >>
> >>>>> Do You Yahoo!?
> >>>>> Tired of spam?  Yahoo! Mail has the best spam
> >>>>>
> >>>>>
> >>>> protection around
> >>>>
> >>>>
> >>>>> http://mail.yahoo.com
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>
> >>
> >
>
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> >
> >>>
> >>>
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> >>>>
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> >>>>>
> >>>>>
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> >>>>
> 
=== message truncated ===



		
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