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2007
ๆœ็ดขๅผ•ๆ“ŽๆŠ€ๆœฏ็š„ๅ‘ๅฑ•


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 โ€ข          โ€ข                  โ€ข      โ€œQuery         โ€
            โ€ขLink              โ€ข
 โ€ข          โ€ขCTR               โ€ข
                               โ€ข
            โ€ขAnchor text




                                   OmniSearch

                           Google Universal Search
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3ไธช้—ฎ้ข˜


          Search within Search
   1




   2




   3
ไป…ๆœ‰PageRankๆ— ๆณ•้ฟๅ…โ€œๆœไบ†ๅˆๆœโ€
ไป…ๆœ‰PageRankๆ— ๆณ•้ฟๅ…โ€œๆœไบ†ๅˆๆœโ€
  PageRankๆ— ๆณ•้ฟๅ…

 โ€ข
     โ€“                   โ€ฆ
 โ€ข
     โ€“               โ€ฆ
 โ€ข
     โ€“           โ€ฆ
 โ€ข
     โ€“                   โ€ฆ
 โ€ข
     โ€“
ไธพไพ‹
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3ไธช้—ฎ้ข˜
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3


          Search within Search
   1




              Invisible Tabs
   2




   3
ๅž‚็›ดๆœ็ดข็š„ๅขž้•ฟๅพˆๅฟซ


  โ€“   MP3       โ€ฆ




  โ€“         โ€ฆ
โ€ฆไฝ†ๆ˜ฏๅž‚็›ดๆœ็ดข็š„ไปทๅ€ผ่ขซ้™ๅˆถ

 โ€ข


 โ€ข


 โ€ข

 โ€ข โ€œInvisible Tabsโ€                Search Engine
   Watch          Danny Sullivan
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3ไธช้—ฎ้ข˜
ๆœ็ดขๅผ•ๆ“Ž้ขไธด็š„3


          Search within Search
   1




              Invisible Tabs
   2




               Deep Web
   3
Deep Web โ€“ ไบ’่”็ฝ‘็š„็›ฒๅŒบ

       30       45              126                2000~2004
         3~7




       94%          3

       - Deep web                                                          1/3

       -


               0.2%~15.6%



               ๆ•ฐๆฎๆฅๆบ๏ผšโ€Accessing the Deep Webโ€, Communications of the ACM, May 2007
ๆœ็ดขๅผ•ๆ“ŽๅฏนDeep Web็š„่ฆ†็›–
ๆœ็ดขๅผ•ๆ“ŽๅฏนDeep Web็š„่ฆ†็›–
The Entire Deep Web

      Google (32%)

      Yahoo (32%)

        MSN (11%)

          All (37%)




                      0%   5%              37%                           100%

                                Coverage of Search Engines on Deep Web
็ฌฌไธ‰ไปฃๆœ็ดขๅบ”็”จ็š„็‰น็‚น

 โ€ข
     โ€“
     โ€“
 โ€ข
     โ€“ Mash-up
     โ€“ Blending
 โ€ข
     โ€“
 โ€ข
     โ€“    Ajax
่‡ชๅŠจๆŸฅ่ฏขๅˆ†ๆžๅผ•ๆ“Ž


 โ€ข
     โ€“
 โ€ข                         Query
     โ€“
     โ€“
     โ€“               800
     โ€“
         โ€ข   query
         โ€ข
ๆ™บ่ƒฝๆ•ดๅˆๅคšไธชๆฅๆบๆ•ฐๆฎ็š„ๆœ็ดข็ป“ๆžœ
่‚ก็ฅจๆŸฅ่ฏข๏ผš
่‚ก็ฅจๆŸฅ่ฏข๏ผš็›ดๆŽฅ็ป™ๅ‡บ่‚ก็ฅจ่ตฐๅŠฟๅ’Œ็›ธๅ…ณ้“พๆŽฅ
็ซ่ฝฆ็ฅจๆŸฅ่ฏข๏ผš
็ซ่ฝฆ็ฅจๆŸฅ่ฏข๏ผš็›ดๆŽฅ็ป™ๅ‡บ่ฝฆๆฌกๅ’Œ่ฝฆ็ฅจ่ฝฌ่ฎฉไฟกๆฏ
ไบบ็‰ฉๆŸฅ่ฏข๏ผš
ไบบ็‰ฉๆŸฅ่ฏข๏ผš็ฝ‘้กตๆŒ–ๆŽ˜ๆŠ€ๆœฏ็š„ๅบ”็”จ




   :

       URL: http://www.yahoo.cn
็งปๅŠจๆœ็ดขๆ˜ฏ็ฌฌไธ‰ไปฃๆœ็ดข็š„ๆœ€ไฝณๅบ”็”จ


    :   ,     โ€ฆ
้›…่™Ž็งปๅŠจๆœ็ดขไธพไพ‹๏ผš
้›…่™Ž็งปๅŠจๆœ็ดขไธพไพ‹๏ผš้ค้ฅฎๆŒ‡ๅ—

ๅœจๆ—ง้‡‘ๅฑฑ๏ผŒไธ€ไธช็”จ
ๆˆท้ฅฟไบ†๏ผŒ่พ“ๅ…ฅโ€ฆ


pizza
้›…่™Ž็งปๅŠจๆœ็ดขไธพไพ‹๏ผš
้›…่™Ž็งปๅŠจๆœ็ดขไธพไพ‹๏ผš็”ตๅฝฑๅ‘ๅฏผ

ๅœจ่ดนๅŸŽ๏ผŒไธ€ไธช็”จๆˆทๆƒณ
็œ‹ๅœบ็”ตๅฝฑ่พ“ๅ…ฅโ€ฆ



Stranger than fiction
Q&A




      http://www.yahoo.cn

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