semantic recommender systems

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    ^COKH\IN

    WCN@OOCHLCW ^Y^\CO^

    ^cwlkw Yflwo

    ^cokh|in Zcg

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    ]k}cw~

    ;( \ac Lc~ijh `d k Aygwil ^cokh|in Wcn`oochlcw

    ^y~|co& E`ah |wk~~hcw

    7( Lctcf`}ihj kh @h|`f`jy/^s}}`w|cl Ihd`wok|i`hWcn`oochlihj ^y~|co d`w ^na`fkw~& ^achj/Yskh Ykhj

    N`h~socw N`ooshink|i`h~ khl Hc|z`wbihj N`hdcwchnc !NNHN)& 7=;; ICCC

    ]cwtk~itc N`o}s|ihj !EN]N)& 7==9 E`ih| N`hdcwchnc~

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    @s|fihc

    Wcn`oochlcw ^y~|co~

    Aygwil ^cokh|in Wcn^y~

    ^cokh|in Wcn`oochlcw Kwnai|cn|swc

    Wcn`oochlcw Chjihc

    ^cokh|in Ok|naihj Kfj`wi|ao

    N`ogihihj Wcn`oochlk|i`h~

    ^`nikf Hc|z`wbihj K~}cn|~

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    Wcn`oochlcw ^y~|co~

    @hc `w o`wc ~|k|i~|inkf |cnahi{sc~ |` nwck|cwcn`oochlk|i`h~

    Ihkgifi|y |` wcn`oochl gk~cl `h ockhihj~ khlwcfk|i`h~ai}~

    Nswwch| gk~in |y}c~5 N`h|ch| gk~cl& N`ffkg`wk|itc

    Dif|cwihj& Aygwil

    Aygwil K}}w`kna5 ^|k|i~|inkf " ^cokh|in

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    Wcn`oochlcw ^y~|co~

    ^|k|i~|inkf Oc|a`l~5 ^s}}`w| Tcn|`w Oknaihc~!^TO)& ^TL& Bhh((

    J``l }cwd`wokhnc& }``w wc~sf|~ `h }w`nc~~ihj n`h|cq|khl ~cokh|in~(

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    Aygwil ^cokh|in Wcn^y~

    ]k}cw ~sjjc~|~ k aygwin ~nacoc |ak| n`ogihc~~|k|i~|inkf oc|a`l~ khl ~cokh|in kfj`wi|ao

    Kff \`o Nwsi~c O`tic~ t~( Kff nkw~ f``b fibc Ocwnclc~

    C>7=

    !Ok|na i~ gy lcdihi|i`h h`| cqkn|)

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    ^cokh|in Wcn`oochlcw Kwnai|cn|swc

    C]J5 s~cw }w`difc& fibc~"li~fibc~

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    Wcn`oochlcw Chjihc

    ]cwd`wo~ }w`difc khkfy~i~& 7 ~|k|i~|inkf khkfy~i~ khl~cokh|in khkfy~i~(

    ^|k|i~|inkf khkfy~i~5 Gkyc~ikh khl Wkhl`o D`wc~|

    Wck~`h~5

    z`wb zcff zi|a h`i~y lk|k

    z`wb zcff zi|a ihn`o}fc|cshncw|kih bh`zfcljc

    ck~y s}lk|c `h hcz bh`zfcljc

    kgifi|y |` z`wb `h n`h~|wkihcl chtiw`hoch|

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    S~cw ]w`difc

    S~cw O`lcf s~c~ kh `h|`f`jy |` chkgfc |ac ~y~|co |`wck~`h kg`s| kn|i`h~ |ak| |ac s~cw ziff |kbch `h k ~c|

    `d ih}s|~

    ^y~|co5

    Nfk~~idic~ ckna l`n ih|` }wclcdihcl aicwkwnay `d

    n`hnc}|~ khl wcfk|i`h~ai}~ k~ wc}wc~ch|cl gy `h|`f`jy

    Lk|k n`ffcn|i`h& }wc }w`nc~~& ~|`} z`wl~ ^`ftc~ n`fl ~|kw|(

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    S~cw ]w`difc I|co Ok|naihj

    > liddcwch| n`o}kwi~`h~5

    ;( Ihlitilskf i|co~ ok|nacl |` n`h|ch| i|co~

    7( Jw`s}~ `d i|co~ kwc nfs~|cwcl ih|` wcfk|cl i|co~>( ^c|~ `d s~cw }w`difc~ kwc nfs~|cwcl ih|` wcfk|cl s~cw

    }w`difc~

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    ^cokh|in Ok|naihj Kfj`wi|ao ;

    S~c~ g`|a s~cw i|co }wcdcwchnc~ khl s~cw }w`difc

    kn|i`h~ lk|k(

    ^cokh|in Wcfk|clhc~5 ~yh`hyo~ !gkhb& fchlihjih~|i|s|i`h)& kh|`hyoy !knnc}|& wcecn|)& ocw`hyoy

    !n`sw| i~ k }kw| `d j`tcwhoch|)

    Z`wlhc| Fcqinkf Lk|kgk~c

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    ^cokh|in Ok|naihj Kfj`wi|ao 7

    \tcw~by~ ^cokh|in Wcfk|clhc~ D`wosfk

    ~io!K&G) ?d!KG) R d!KG) " !d!K/G)) " !;/)!d!G/K))_

    d!KG) ? ^c| `d `gecn|~ K khl G i|co~ aktc ih n`oo`h

    K/G ? ^c| `d `gecn|~ K ak~ gs| G l`c~ h`| aktc

    ? h`h/hcjk|itc zcija|ihj dkn|`w |ak| ~}cnidic~ |ac

    io}`w|khnc `d jitch dck|swc(

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    ^cokh|in Ok|naihj Kfj`wi|ao >

    S~c~ o`lidicl tcw~i`h `d \tcw~by~ D`wosfk

    ~io!K&G) ? ~yh ~io~yh!K&G) " ay} ~ioay}!K&G) "

    ocw ~ioocw!K&G) ~io~yh& ~ioay}& khl ~ioocwlch`|c |ac ~ioifkwi|y

    gc|zcch |ac ~yh`hyo~& ay}cwhyo~& khl ocw`hyo~ `d

    K khl G

    ~yh& ay}& khl ocw lch`|c k zcija|cl tkfsc

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    N`ogihihj Wcn`oochlk|i`h~

    Zay aygwil wcn`oochlk|i`h0

    ;( I| chkgfc~ gchcdi|~ `d n`h|ch|/gk~cl khl

    n`ffkg`wk|itc dif|cwihj k}}w`knac~(

    7( ^`ftc~ `|acw aygwil |cnahi{sc~ zckbhc~~c~!Shlcw~|khlihj s~cw~ khl i|co~ `d |ac ~y~|co khl h`|

    s~ihj n`h|cq|()

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    ^`nikf Hc|z`wbihj K~}cn|~ ;

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    ^`nikf Hc|z`wbihj K~}cn|~ 7

    Nk|cj`wiuc~ ih|` > liddcwch| |y}c~

    ;( \ws~|cl Dwichl~

    7( H`| zcff bh`zh dwichl~

    >( Dwichl~ `d dwichl~

    Ckna jw`s} nkh nwck|c wcn`oochlk|i`h~ d`w |ac s~cw

    gs| k~~ijhcl zcija|~ kwc liddcwch|(

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    @h|`f`jy/^s}}`w|cl Ihd`wok|i`h

    Wcn`oochlihj ^y~|co ]w`gfco~ `h ~ckwna {scwic~

    N`wc |cna5

    ;( @h|`f`jy ~s}}`w|cl zcg}kjc nwkzfcw !zi|a J``jfckhl Yka`` ^C acf})

    7( Zcg}kjc nfk~~idicw

    >( Ihd`wok|i`h Cq|wkn|`w khl Wcn`oochlcw

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    Kwnai|cn|swc

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    N`h~|wsn|i`h `d @h|`f`jy Lk|kgk~c

    Bh`zfcljc ~akwihj lk|kgk~c n`h~|wsn|cl d`w ~}cnidinl`okih !~`oc ~na`fkw~ KI& KHH& Dsuuy \ac`wy / )

    7 N`h~|wsn|cl ~|kjc~5;( ^|k|i~|in~ khl khkfyuihj wcfk|cl n`hnc}|~ `d

    ~na`fkw~

    7( N`h~|wsn|i`h `d `h|`f`jy

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    N`h~|wsn|i`h `d @h|`f`jy Lk|kgk~c

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    @h|`f`jy ^s}}`w|cl Zcg}kjc Nwkzfcw

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    @h|`f`jy ^s}}`w|cl Zcg}kjc Nfk~~idicw

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    Ihd`wok|i`h Cq|wkn|`w

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    Ihd`wok|i`h Wcn`oochlcw

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    Ih|cjwk|cl Ih|cwdknc

    K n`ooshink|i`h gwiljc

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    Tcwidink|i`h~ / Wc~sf|~

    w||?T|T`?!T`/Tc)T`?;/!TcT`)

    Tkf?Tn`T`

    \ac ktcwkjc tkfsc~ `d wcfikgifi|y khl tkfili|y zcwc =(9; khl =(:9& wc~}cn|itcfy( Dw`o |ac |cnahinkffi|cwk|swc& |ac wcjsfkw/fctcf tkfsc~ `d wcfikgifi|y khl tkfili|y zcwc =(: khl =(3& wc~}cn|itcfy& zaina tcwidykhl tkfilk|c `sw cq}cwioch| wc~sf|~ zi|a aija/fctcf `s|n`oc~ `d ihd`wok|i`h wcn`oochlk|i`h(