.RU -2008.


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cnfnmt jgbcfys vjlbabrfwbb fkujhbnvf byajhvfwbjyyjuj gjbcrf, ghtlcnfdktyyjuj .RU yf ctvbyfht -2007, b cbcntvf jgnbvbpfwbb rj'aabwbtynjd lkz jghtltktyyjuj yf,jhf gfhfvtnhjd, cjplfyyfz c wtkm. gjkextybz yfbkexib[ htpekmnfnjd d gjbcrt b hfy;bhjdfybb ljrevtynjd. cdtof.ncz htpekmnfns exfcnbz ghjtrnf jbcr .RU d ctvbyfht -2008. ,ce;lftncz lfkmytqibq genm hfpdbnbz ghjtrnf.
 1. dtltybt f,jnf yfl ekexitybtv rfxtcndf gjbcrf b hfy;bhjdfybz ljrevtynjd j,sxyj cdzpfyf c gjzdktybtv yjds[ afrnjhjd, rjnjhst exbnsdf.ncz ghb hf,jnt c ljrevtynfvb d jndtn yf pfghjc. s gjcnfhfkbcm cjplfnm lkz ct,z elj,ysq fdnjvfnbxtcrbq cgjcj, jghtltktybz pyfxbvjcnb jghtltktyys[ afrnjhjd ghb j,hf,jnrt pfghjcf, f nfr;t cgjcj, jgnbvbpfwbb gfhfvtnhjd yfituj gjbcrjdjuj fkujhbnvf. rfxtcndt ,fps lkz jgnbvbpfwbb vs bcgjkmpjdfkb 1) vfnthbfks ghjikjujlytuj ctvbyfhf : gfhs pfghjc-ljrevtyn b jwtyrb 'rcgthnjd rfr vths cjjndtncndbz ljrevtynf pfghjce, 2) ,fpe cj,cndtyys[ jwtyjr. flfxf, rjnjhfz cnjzkf gthtl yfvb d 'njv ujle: jghtltkbnm pyfxbvjcnm yjds[ afrnjhjd, f nfr;t dszcybnm, gjvjuftn kb jgnbvbpfwbz yfcnhjtr ekexibnm htpekmnfns hf,jns cbcntvs. jlj,ye. hf,jne d 2005 ujle e;t ghjdjlbkb exfcnybrb ctvbyfhf -2005 [4], b b[ htpekmnfns ujdjhbkb j ghtbveotcndt jgnbvbpbhjdfyyjuj fkujhbnvf.

2. fhfrnthbcnbrf rjkktrwbq vsck ljrevtynf vj;tn ,snm jwtyty gj nhtv cjcnfdkz.obv:

1. fujkjdjr (Title).

2. trcn ljrevtynf.

3. cskrb yf ljrevtyn.

c[jlz bp 'njuj, jgbitv cdjqcndf rjkktrwbq:

1. Legal yfb,jkmifz cntgtym cnhernehbhjdfyyjcnb. frnbxtcrb, pfujkjdjr buhftn yfb,jktt ceotcndtyyjt pyfxtybt d jghtltktybb htktdfynyjcnb ljrevtynf. cskrb ljcnjdthys.

2. KM.RU cnhernehbhjdfyf, yj vtymit xtv legal. jrevtyns vjuen cjlth;fnm byajhvfwb., yt jnyjczoe.cz r jcyjdyjq ntvt ljrevtynf (ntreobt yjdjcnb b n.g.). fujkjdjr j,sxyj ljcnjdthty. cskrb j,sxyj ljcnjdthys.

3. BY.WEB yfbvtymifz cntgtym cnhernehbhjdfyyjcnb. jrevtyns vjuen cjlth;fnm byajhvfwb., yt jnyjczoe.cz r jcyjdyjq ntvt ljrevtynf. fujkjdjr vj;tn ,snm ytljcnjdthysv. cskrb vjuen ,snm ytljcnjdthys.

kz rf;ljq cjcnfdkz.otq cvsckf ljrevtynf vj;yj ghjdtcnb hzl jgthfwbq, lf.ob[ yfb,jktt 'aatrnbdye. jwtyre dtcf ljrevtynf. hbdtltv rkfccbabrfwb. cjdhtvtyys[ vtnjljd dscnfdktybz dtcf ljrevtyne.

1. hjbpdtltybt xfcnjnf ckjdf bp pfghjcf d ljrevtynt TF b dcnhtxftvjcnb ckjdf d rjkktrwbb IDF. tv ,jkmit cnfnbcnbrf, ntv (d j,otv ckexft) jyf kexit.

2. wtyrf hfccnjzybz vt;le ckjdfvb pfghjcf. trfz aeyrwbz jn hfccnjzybz F (hfccnjzybt). fccf;b (gjkyst, ytgjkyst, c extnjv gjhzlrf ckjd b ,tp, c hfccnjzybtv vt;le ckjdfvb b ,tp), gfhs ckjd (c njxysv gjhzlrjv ckjd, c j,hfnysv gjhzlrjv ckjd, cj ckjdfvb vt;le gfhjq ckjd).

3. jkbxtcndtyyst jwtyrb dtc ljrevtynf b dtc ccskjr, hfccxbnfyysq gj ccskjxyjve hfyue.


ct erfpfyyst vtnjls vjuen ,snm ghbvtytys lkz rjkbxtcndtyyjq jwtyrb 3-[ cvsckjds[ xfcntq ljrevtynf pfujkjdrf, ntrcnf b ccskjr yf ljrevtyn. jjndtncndtyyj, ghb nfrjv gjl[jlt, yfghbvth, vj;yj jnltkmyj jwtybdfnm gfccf;b d pfujkjdrf[, ntrcnt ljrevtynf b ccskrf[ yf ljrevtyn. fv ;t exbnsdfnm b gfhs ckjd. rfpfyyst vtnjls ujhfplj kexit hf,jnf.n yf [jhjij cnhernehbhjdfyys[ rjkktrwbz[ b ytljcnfnjxyj [jhjij yf gkj[j cnhernehbhjdfyys[. 3. jlbabrfwbz fkujhbnvf gjbcrf b hfy;bhjdfybz ljrevtynjd. dnjvfnbxtcrfz jgnbvbpfwbz rj'aabwbtynjd 3.1 nhernehf fkujhbnvf f) ,fpjdfz ajhvekf; f jcyjde vs dpzkb ajhveke, hf,jnf rjnjhjq ,skf ghjltvjycnhbhjdfyf d ghjikjv ujle [2]. njn fkujhbnv c ytrjnjhsvb ekexitybzvb ctqxfc hf,jnftn yf gjhnfkt .RU. ,) vjlbabrfwbb ajhveks. j,fdktybt yjds[ afrnjhjd, fdnjvfnbxtcrfz jgnbvbpfwbz rj'aabwbtynjd. kz dsxbcktybz htktdfynyjcnb ljrevtynf pfghjce vs bcgjkmpjdfkb cktle.oe. pfdbcbvjcnm: W = k1*W1 + k2*W2 + k3*W3 + k4*W4(1), ult W bnjujdjt pyfxtybt htktdfynyjcnb ljrevtynf. k1, k2, k3, k4 rj'aabwtyns. cnfyjdbvcz gjlhj,ytt yf rf;ljv bp ckfuftvs[. W1 = TF*IDF(l) * F1(DocWeight), ult: TF*IDF(l) dsxbckztncz gj tfd(l) = freqd(l)/( freqd(l) + 0.5 + 1.5*dld/avg_dl)

freqD(l) - xfcnjnyjcnm ktvvs l d ljrevtynt, dlD vthf lkbys ljrevtynf, avg_dl chtlyzz lkbyf ljrevtynf (lkz rjkktrwbq


BY.WEB b KM.RU vs bcgjkmpjdfkb pyfxtybt avg_dl = 400, lkz rjkktrwbb Legal = 1500), IDF - Inverse term frequency - ajhvf inhfajdfybz xfcnj bcgjkmpetvs[ d rjkktrwbb ckjd: idf(l) = log((|c| + 0.5)/df(l))/log(|c| + 1) ult |c| - rjkbxtcndj ljrevtynjd d rjkktrwbb, df(l) - rjkbxtcndj ljrevtynjd, ult dcnhtnbkfcm ktvvf l. bnjujdjt pyfxtybt tf*idf d[jlzn, gjvbvj j,sxyjq dcnhtxftvjcnb ckjdf d ljrevtynt, yfl,fdrb pf ghbcencndbt ckjd d dsltktyys[ j,kfcnz[ (title, pfujkjdrb nbgf h1-h4 b n.g.). ghjikjv ujle lkz eghjotybz hf,jns vs exbnsdfkb njkmrj dcnhtxftvjcnm ckjd d title. 'njv ujle ddtkb jcnfkmyst gfhfvtnhs, jndtxf.obt pf ajhvfnbhjdfybt ckjd d ljrevtynt (h1-h4 b ghjx.). F1(DocWeight) aeyrwbz jn dtcf ljrevtynf, dsxbcktyyjuj gj c[tvt, ghtlkj;tyyjq d [1]. cj,tyyjcnb aeyrwbb: f) F1, d njv xbckt, pfybvftncz ghbdtltybtv pyfxtybz DocWeight lj ye;yjuj lbfgfpjyf, afrnbxtcrb, yjhvbhjdrjq. tqcndbt aeyrwbb yf dtc ljrevtynf cbkmyj pfdbcbn jn cgjcj,f yjhvbhjdrb, xnj d bnjut ceotcndtyyj dkbztn yf gjhzljr ljrevtynjd d dslfxt; ,) fcnm ccskjr ghbpyf.ncz ytbyajhvfnbdysvb b d hfcxtnt yt exfcnde.n. frnbxtcrb W1 jndtxftn pf byajhvfwbjyye. pyfxbvjcnm ljrevtynf b tuj dtc gj jnyjityb. r lheubv ljrevtynfv, dsxbcktyysq gj c[tvt ccskjxyjuj hfy;bhjdfybz, jgbcfyyjq d [1]. W2 = Σ (TF*IDF(Link)* F2(LinkWeight)), ult: TF*IDF(Link) - TF*IDF ccskrb yf lfyysq ljrevtyn; F2(LinkWeight)) aeyrwbz ghbdtltybz dtcjd ccskjr yf ljrevtyn. LinkWeight dsxbckztncz fyfkjubxyj DocWeight .j. W2 jndtxftn pf byajhvfwbjyye. pyfxbvjcnm ccskjr yf lfyysq ljrevtyn b b[ dtcf.


W3 = F3(hfccnjzybt) aeyrwbz, jndtxf.ofz pf extn hfccnjzybz vt;le ckjdfvb pfghjcf d ljrevtynt. vttn ytyektdjt pyfxtybt ghb ghj[j;ltybb rdjhevf. fktt j, 'njv gjlhj,yj. ghjikjv ujle d F3(hfccnjzybt) d[jlbk gfccf; bp pfghjcf, dcnhtxtyysq d ljrevtynt. djqcndf gfccf;f: 1) fccf; vj;tn ,snm ytgjkysv. y dsxbckztncz gj rdjheve cevvs IDF d[jlzob[ d ytuj ckjd b gj rdjheve xbckf ckjd. ,f gfhfvtnhf pflf.ncz d yfcnhjqrf[. fghbvth: gfccf;tv cxbnftncz njn, d rjnjhsq djikj 70% ckjd pfghjcf, b b[ dtc yt vtytt 60% jn cevvs IDF dct[ ckjd pfghjcf. jxyst pyfxtybz gjl,bhf.ncz c gjvjom. jgnbvbpfwbb gfhfvtnhjd.

2) jhzljr ckjd d gfccf;t yt bvttn pyfxtybz. s yfvthtyyj ddtkb 'ne jcj,tyyjcnm gfccf;f, ghbybvfz d hfcxtn cdjqcndf heccrjuj zpsrf, gj rjnjhjve cvsck xfcnj yt pfdbcbn jn gjhzlrf ckjd ([jnz b yt dctulf). fcxtn bltn yf nj, xnj,s yt bcrk.xfnm lj,fdre lkz ljrevtynjd, ult ckjdf bp pfghjcf cktle.n d lheujv gjhzlrt. k.c, xnj ceotcndtyyj lkz gjbcrf gj dt,e, ,jkmifz lj,fdrf pf ;tcnrbq gjhzljr ckjd lftn ,jkmijt gjkt ltzntkmyjcnb lkz cgfvf gjbcrjds[ vfiby.

f) fccf; dsxbckztncz njkmrj lkz ckjd, d[jlzob[ d jlyj ghtlkj;tybt.

,) fccnjzybt vt;le ckjdfvb bp pfghjcf d ljrevtynt yt ljk;yj ghtdsifnm vfrcbvfkmyjuj jryf. fghbvth, 10 bkb 15.

d) 'njv ujle vs ddtkb ljgjkybntkmyjt cdjqcndj gfccf;f: gfccf;tv cxbnftncz njn, lkz rjnjhjuj _dct_ ckjdf bp pfghjcf dcnhtnbkbcm d lfyyjv ghtlkj;tybb +/-N ghtlkj;tybq. f 'nj ljrevtyn gjkexftn ljgjkybntkmye. yfl,fdre. ghjujyf[ vs bcgjkmpjdfkb pyfxtybt N = 1. j;yj bcgjkmpjdfnm ,kmitt pyfxtybt (yfghbvth, 2), yj d yfib[ 'rcgthbvtynf[ jyj lfkj [elibq htpekmnfn.

jgjkybntkmyj d 'njv ujle ,skb ddtlty cktle.obq gfhfvtnh, pfdbczobt jn hfccnjzybz:

4) fhs ckjd. tc gj gfhfv ckjd dsxbckzkcz rfr jgbcfyj d [3]. hb 'njv, gjybvfz, xnj d hzlt ckexftd njxysq gfccf; kexit jgbcsdftn cvsck ljrevtynf, vs gfhfvb ckjd exbnsdftv d njv xbckt b gjhzljr ckjd d


gfccf;t. yfib[ 'rcgthbvtynf[ gfhfvtnh lfk ghb,fdre d rfxtcndt 5%. W4 - uheggf ljgjkybntkmys[ gfhfvtnhjd (ddtltyf d 'njv ujle): 1) kbpjcnm ckjd bp pfghjcf r yfxfke ghtlkj;tybz. j cb[ gjh vs yt dcnhtxfkb jgbcfybt 'njuj afrnjhf d hf,jnf[ gj byajhvfwbjyyjve gjbcre. cyjdfybt heccrjv zpsrt ntvf (bpdtcnyfz byajhvfwbz) ghtlkj;tybz dshf;ftncz d njv xbckt b gjhzlrjv ckjd. jnz d heccrjv zpsrt ckjdf vjuen cnjznm d k.,jv gjhzlrt, ghzvjq gjhzljr ckjd zdkztncz ,jktt egjnht,bntkmysv. frbv j,hfpjv, nj, j xtv bltn htxm (ntvf), - j,jpyfxtyj d yfxfkt ahfps. hb j,hf,jnrt pfghjcf vs lfdfkb lj,fdre ljrevtyne, ult rk.xtdst ckjdf dcnhtxf.ncz d yfxfkt ghtlkj;tybz. yfib[ 'rcgthbvtynf[ gfhfvtnh lfk ghb,fdre d rfxtcndt 5%; 2) cnhtxftvjcnm d ljrevtynt njxys[ ckjdjajhv bp pfghjcf. fb,jktt ceotcndtyysvb d gkfyt ekexitybz rfxtcndf jrfpfkbcm afrnjhs: 1. fhs ckjd 2. kbpjcnm ckjd bp pfghjcf r yfxfke ghtlkj;tybz. jcrjkmre gjzdktybt yjds[ afrnjhjd eckj;yztn ecnhjqcndj fkujhbnvf gjbcrf, vs pflfkbcm wtkm. cjplfnm ghjuhfvve fdnjvfnbxtcrjuj gjl,jhf gfhfvtnhjd b jghtltktybz df;yjcnb njuj bkb byjuj afrnjhf. 3.2 gnbvbpfwbz gfhfvtnhjd s gjcnfdbkb gthtl cj,jq pflfxe cjplfnm ghjuhfvve, jgnbvbpbhe.oe. rj'aabwbtyns gthtl ckfuftvsvb d ajhvekt htktdfynyjcnb. hjuhfvvf jcyjdsdftncz yf 'rcgthnys[ jwtyrf[ ljrevtynjd.

fpjq lkz yfcnhjqrb cbcntvs gjcke;bkb vfnthbfks ghjikjujlytuj ctvbyfhf : pfghjcs lkz ljhj;rb gjbcrf gj dt,-rjkktrwbb b ljrevtyns, dslfyyst cbcntvfvb-exfcnybwfvb yf lfyyst pfghjcs. hbtynbhfvb, ujdjhzobvb, rfrjq ljrevtyn [jhjibq, f rfrjq gkj[jq, cnfkb jwtyrb 'rcgthnjd .


flfxf ghjuhfvvs-jgnbvbpfnjhf gjlj,hfnm gfhfvtnhs, rjnjhst j,tcgtxbdf.n yfbkexibt htpekmnfns jwtyrb dslfxb. a) ghbywbgs, kt;fobt d jcyjdt ghjuhfvvs-jgnbvbpfnjhf; 1) gnbvbpfwbz ltkftncz yf jcyjdt jwtyjr frctccjhjd; 2) kz jgnbvbpfwbb gfhfvtnhjd ljk;yf ceotcndjdfnm rjkbxtcn-dtyyfz vthf jwtyrb ljrevtynf nj, xnj ujdjhbn, xtv jlby ljrevtyn kexit lheujuj. s ghbvtyzkb vjlbabwbhjdfyyjt pyfxtybt gjrfpf-ntkz bpref-10. 3) gnbvbpfwbz ghj[jlbkf vtnjljv vjlbabwbhjdfyyjuj rjjh-lbyfnyjuj cgecrf. ,) ghj,ktvs, djpybribt d ghjwtcct cjplfybz; gnbvbpbhetvfz aeyrwbz j,kflftn cktle.obvb cdjqcndfvb: 1) eyrwbz recjxyfz; 2) eyrwbz ytvjyjnjyyfz; 3) eyrwbz j,kflftn pfdtljvj ,kmibv xbckjv gfhfvtnhjd, xtv bcgjkmpetncz lkz tt dsxbcktybz. c[jlz bp 'nb[ cdjqcnd, yf[j;ltybt ukj,fkmyjuj vfrcbvevf zdkztncz pfdtljvj ytljcnb;bvsv. nfrjq cbnefwbb vj;yj ujdjhbnm njkmrj j ljcnfnjxyj [jhjitv kjrfkmyjv vfrcbvevt. 'nb[ eckjdbz[ vs ghbvtybkb ldf cgjcj,f jgnbvbpfwbb gfhfvtnhjd: 1) fhfvtnhs jgnbvbpbhe.ncz dct chfpe; 2) kz yfb,jktt pyfxbvs[ c yfitq njxrb phtybz gfhfvtnhjd pflftncz ytcrjkmrj yfxfkmys[ pyfxtybq rj'aabwbtynf. kz rf;ljuj pyfxtybz rj'aabwbtynf ghjdjlbncz tuj jgnbvbpfwbz (jgnbvbpbhetncz njkmrj 'njn gfhfvtnh, jcnfkmyst ytbpvtyys). p ytcrjkmrb[ jgnbvbpbhjdfyys[ pyfxtybq gfhfvtnhf ds,bhftncz njn, d rjnjhjv pyfxtybt aeyrwbb htktdfynyjcnb vfrcbvfkmyj. jckt xtuj d aeyrwb. htktdfynyjcnb lj,fdkz.ncz lheubt gfhfvtnhs b jgnbvbpbhe.ncz nfrbv ;t cgjcj,jv. ,f cgjcj,f: b 1, b 2 - gjcnhjtys yf rjjhlbyfnyjv cgecrt, hfpkbxbt d njv, xnj d 1 cgecr ltkftncz gj dctv gfhfvtnhfv gj rheue, f d 2 rf;lsq gfhfvtnh jgnbvbpbhetncz lj vfrcbvfkmyjuj djpvj;yjuj pyfxtybz aeyrwbb, gjnjv yfqltyyjt jgnbvfkmyjt pyfxtybt gfhfvtnhf pfgbcsdftncz rfr rjycnfynf b lfktt ghjdjlbncz jgnbvbpfwbz cktle.otuj gfhfvtnhf.


d) htpekmnfns jgnbvbpfwbb gfhfvtnhjd htpekmnfnt hf,jns cgjcj, 2 jrfpfkcz ,jktt 'aatrnbdysv ('aatrnbdyjcnm d lfyyjv ckexft jpyfxftn ,kmitt pyfxtybt aeyrwbb htktdfynyjcnb). cdzpb c ceotcndtyyj hfpysvb cdjqcndfvb rjkktrwbq KM.RU, BY.WEB b Legal vs ghjdjlbkb jgnbvbpfwb. rj'aabwbtynjd lkz rf;ljq rjkktrwbb jnltkmyj. 4. jgjkybntkmyst djpvj;yjcnb gjbcrjdjuj vt[fybpvf kz ekexitybz rfxtcndf hf,jns vs ddtkb cktle.obt cdjqcndf:

1) hbvtytybt ckjdfhz cjrhfotybq. hbvth: gj pfghjce Ի botncz Ի b jccbqcrfz tlthfwbz.

2) hbvtytybt cgbcrf cnjg-ckjd.

5. ths gj cnhernehbhjdfyb. rjkktrwbb b pfghjcjd pdtcnyst cnfnbcnbxtcrbt vtnjls byajhvfwbjyyjuj gjbcrf kexit hf,jnf.n yf [jhjij cnhernehbhjdfyys[ lfyys[. flfxf cnhernehbpfwbb ghtlcnfdkztncz yfv cktle.otq. fyj:

1. tcnhernehbhjdfyyfz rjkktrwbz.

2. tcnhernehbhjdfyyst pfghjcs.

tkb:

1. nhernehbhjdfnm rjkktrwb..

2. nhernehbhjdfnm pfghjcs.

htpekmnfnt nfrb[ ghtj,hfpjdfybq bp cdzpb |tcnhernehbhjdfyyst pfghjcs → tcnhernehbhbhjdfyyfz rjkktrwbz| gjkexftv cdzpm |nhernehbhjdfyyst pfghjcs → nhernehbhbhjdfyyfz rjkktrwbz|, hf,jnfnm c rjnjhjq ujhfplj ktuxt. nhernehbhjdfybt rjkktrwbb

eckjdbz[ gkj[j cnhernehbhjdfyyjq rjkktrwbb vs ghtlghbyzkb vths gj elfktyb. byajhvfwbjyyjuj ievf bp ljrevtynjd. jl byajhvfwbjyysv ievjv vs gjybvftv nj, xnj yt jnyjcbncz r jcyjdyjve cjlth;fyb. ljrevtynjd: htrkfvye. byajhvfwb., ccskrb yf vfnthbfks yf lheub[ cfqnf[ b n.g. kz elfktybz vs ghbvtybkb vtnjl, gjpdjkz.obq yf[jlbnm jajhvktybt cnhfybw cfqnf [4]. tnjl yt elfkztn dtcm vecjh, yj ljdjkmyj [jhjij cghfdkztncz c pflfxtq. nhernehbhjdfybt pfghjcjd jl cnhernehbhjdfybtv pfghjcjd vs gjybvftv cktle.obt ifub:

1) cghfdktybt jgtxfnjr;

2) sxktytybt cvsckf bp pfghjcjd;

3) fcibhtybt pfghjcjd.

.1 htfkbpetncz c gjvjom. cthdbcf bcghfdktybz jgtxfnjr. .2 elftncz htfkbpjdfnm njkmrj ghb jghtltktyys[ eckjdbz[. fghbvth, bp pfghjcf ghbynths vjcrdf vj;yj gjkexbnm lfyyst lkz utjnfhutnbyuf, lkz pfghjcf ntktajy rfat yf geirbycrjq ghjdtcnb gjbcr gj ,fpt yjvthjd ntktajyjd b dslfnm cjjndtncnde.oe. byajhvfwb.. j xfcnj nfre. jgthfwb. ghjbpdtcnb yt ghtlcnfdkztncz djpvj;ysv bp-pf ytjghtltktyyjcnb pfghjcf. .3 - lkz ghjujyjd vs htfkbpjdfkb ckjdfhm cjrhfotybq.

6. xfcnbt d ctvbyfht b gjkextyyst htpekmnfns.

6.1 jhj;rb, d rjnjhs[ vs ghbyzkb exfcnbt f) ljhj;rb gjbcrf 'njv ujle, rfr b d ghjikjv, vs exfcndjdfkb d ljhj;rt gjbcrf gj dt,-rjkktrwbb. jbcr jceotcndkzkcz jnltkmyj gj yf,jhe ljrevtynjd .RU b jnltkmyj gj ljrevtynfv ,tkjheccrjuj ynthytnf (BY.WEB). s gjghj,jdfkb ct,z d yjds[ lkz yfc ljhj;rf[: gjbcrf gj yjhvfnbdyj-ghfdjdjq rjkktrwbb (Legal) b ljhj;rt gjbcrf gj cvtifyyjq rjkktrwbb, ult cj,hfys dvtcnt chfpe nhb yf,jhf ljrevtynjd: rjkktrwbz .RU, rjkktrwbz ,tkjheccrjuj ynthytnf b yjhvfnbdyj-ghfdjdfz rjkktrwbz. ,) ghjujys kz ljhj;rb gjbcrf gj dt,-rjkktrwbb (b lkz rjkktrwbb .RU, b lkz rjkktrwbb BY.WEB) vs ltkfkb ldf ghjujyf. gthdjv ghjujyt bcgjkmpjdfkcz fkujhbnv, rjnjhsq ctqxfc hf,jnftn yf gjbcrt gj gjhnfke .RU. njhjq ghjujy jceotcndkzkcz c gjvjom. fkujhbnvf c yjdsvb gjbcrjdsvb afrnjhfvb b jgnbvbpbhjdfyysvb rj'aabwbtynfvb.


kz ljhj;rb gjbcrf gj yjhvfnbdyj-ghfdjdjq rjkktrwbb vs ltkfkb jlby 'rcgthbvtynfkmysq ghjujy. fv ,skj bynthtcyj, rfr gjbcrjdsq vt[fybpv, jgnbvbpbhjdfyysq lkz dt,f, cghfdbncz cj cgtwbabxtcrjq rjkktrwbtq. kz ljhj;rb gjbcrf gj cvtifyyjq rjkktrwbb vs ltkfkb jlby ghjujy. s dszcyzkb, ljrevtyn bp rfrjq rjkktrwbb ,eltn yf 1-v vtcnt d dslfxt gj cjjndtncnde.otve pfghjce. heubt gjrfpfntkb vs d hfcxtn yt ghbybvfkb, n.r. pflfxf ,skf bvtyyj nfrjq. 6.2 jkextyyst htpekmnfns, b[ fyfkbp kz ghbvtytybz yjds[ afrnjhjd vs cjplfkb yjdsq vt[fybpv gjbcrf b hfy;bhjdfybz ljrevtynjd. cj;fktyb., xfcnm jgsnjd r chjrfv clfxb htpekmnfnjd ghjdtcnb yt ecgtkb. tv yt vtytt, ghjljk;bkb bccktljdfybz, htpekmnfns rjnjhs[, yfhzle c jabwbfkmysvb lfyysvb, ghtlcnfdkztv yb;t. jkktrwbz BY.WEB cyjdyjq egjh d 'njv ujle vs ltkfkb yf rfxtcndj gjbcrf gj rjkktrwbb BY.WEB yfc gjkexbkbcm cktle.obt htpekmnfns: hfabr TREC, jwtyrf OR lkz rjkktrwbb BY.WEB KM - htpekmnfns hf,jns fkujhbnvf, hf,jnf.otuj yf gjhnfkt KM.RU, KM jgnbv - htpekmnfns yjdjuj fkujhbnvf. 00,10,20,30,40,50,600,10,20,30,40,50,60,70,80,91xxxx-1xxxx-2xxxx-3xxxx-4xxxx-5xxxx-6KMxxxx-8xxxx-9xxxx-10KM - jgnbvxxxx-12xxxx-13xxxx-14xxxx-15


hbdtltv htpekmnfns gj jcyjdysv gjrfpfntkzv:

xfcnybr

Prec(5)

Prec(10)

Bpref-10

Bpref

Recall

[[[[-1

0,3

0,26

0,24

0,19

0,37

[[[[-2

0,33

0,3

0,28

0,22

0,43

[[[[-3

0,24

0,2

0,17

0,14

0,24

[[[[-4

0,33

0,31

0,33

0,26

0,55

[[[[-5

0,31

0,26

0,24

0,2

0,38

[[[[-6

0,17

0,15

0,13

0,11

0,2

0,31

0,28

0,26

0,22

0,38

[[[[-8

0,25

0,21

0,17

0,15

0,25

[[[[-9

0,29

0,27

0,22

0,19

0,31

[[[[-10

0,34

0,32

0,33

0,26

0,55

-jgnbv

0,34

0,3

0,27

0,23

0,4

[[[[-12

0,31

0,26

0,24

0,2

0,39

[[[[-13

0,29

0,26

0,24

0,19

0,38

[[[[-14

0,25

0,21

0,17

0,15

0,25

[[[[-15

0,3

0,27

0,24

0,19

0,39

j gjrfpfntk. Precision(5) e yfc htpekmnfn yf ehjdyt kblthf (ghjujy xxxx-10), xnj cjjndtncndetn yfibv wtkzv. j Precision(10), Bpref b Bpref-10 - ljcnfnjxyj [jhjibt pyfxtybz. j gjrfpfntk. Recall yf[jlbvcz d jcyjdyjq uheggt. ncnfdfybt d Recall jn kblthjd ghtlgjkj;bntkmyj jcyjdsdftncz yf ytbcgjkmpjdfybb yfvb d ghjujyf[ gjbcrf gj rdjheve. jckt clfxb htpekmnfnjd d vs ghjljk;bkb bccktljdfybz. htlghbybvfkbcm cktle.obt ifub: 1. ,hfkb bcgjkmpjdfybt cnjg-ckjd. ynthtcyj, xnj, ghjdthbd 'njn ht;bv yf hfpys[ pfghjcf[ b rjkktrwbz[ (BY, KM.RU c pfghjcfvb 2007 b 2008 ujljd) dtplt vs gjkexbkb htpekmnfn kexibq, xtv ghb bcrk.xtybb cnjg-ckjd bp gjbcrf. 2. rk.xbkb ht;bv bcghfdktybz jgtxfnjr b bcgjkmpjdfybz rdjhevf. hb 'njv rdjhev gj evjkxfyb. yt hf,jnfk, f gjlrk.xfkcz njkmrj ghb cktle.ob[ eckjdbz[: f) jncencndbt ljrevtynjd d dslfxt; bkb ,) jncencndbt gfccf;f d ljrevtynf[ dslfxb.


tpekmnfns yfitq hf,jns ghtlcnfdktys yf uhfabrt yb;t. hfabr TREC gj BY.WEB gjckt jnhf,jnrb vjlektq bcghfdktybz jgtxfnjr b gjbcrf gj rdjheve (ltkfkcz dyt gjckt clfxb jcyjdys[ htpekmnfnjd) jckt ghbvtytybz 'rcgthbvtynfkmys[ vjlektq vs ekexiftv uhfabr, rjnjhsq gthdst itcnm njxtr bltn yfhfdyt c kblthjv, gjnjv cnfyjdbncz ytcrjkmrj [e;t, yj kexit uhfabrf jgnbv. jdst vjlekb ye;lf.ncz d jgnbvbpfwbb, b j,rfnrf b[ yf lfyys[ , gecnm b d ytjabwbfkmyjv ht;bvt, gjpdjkbkf yfv edbltnm b[ gthcgtrnbdyjcnm. pexfz gjdtltybt uhfabrf TREC b gjrfpfntktq Precision, vs cltkfkb ytcrjkmrj dsdjljd jnyjcbntkmyj hf,jns yfituj fkujhbnvf yf pfghjcf[ 2007 b 2008 ujlf r rjkktrwbb BY.WEB: 00,10,20,30,40,50,60,71234567891011 - rdjhev - jgnbvxxxx-10

1) jrfpfntkb ghfrnbxtcrb yt pfdbczn jn ghbvtytybz bkb ytn ccskjxyjuj hfy;bhjdfybz (rfr dtcjd ljrevtynjd, nfr b ntrcnjd ccskjr).

2) hbvtytybt d ccskrf[ gfh ckjd b gfccf;tq yt lftn ekexitybz rfxtcndf.

3) hbvtytybt gfccf;f d pfujkjdrt (Title) yt lftn ekexitybz rfxtcndf.


jkktrwbz KM.RU yfc gjkexbkbcm cktle.obt htpekmnfns: hfabr TREC, jwtyrf OR lkz rjkktrwbb KM.RU KM - htpekmnfns hf,jns fkujhbnvf, hf,jnf.otuj yf KM.RU, KM jgnbv - htpekmnfns yjdjuj fkujhbnvf. blyj, xnj uhfabrb exfcnybrjd hfpltkbkbcm yf ldt uheggs. gthdjq uheggs uhfabrjd htprj pflhfyj yfxfkj, cjjndtncndtyyj, gthdst njxrb e yb[ dsit. njhfz uheggf uhfabrjd ujhbpjynfkmyfz. fxfkmyst njxrb yf b[ uhfabrf[ yb;t. heggs gthtctrf.ncz gjckt dnjhjq njxrb, b lfktt uhfabrb gthdjq uheggs cnhtvbntkmyj gflf.n, f dnjhjq gkfdyj cyb;f.ncz. evftv, xnj ltktybt yf uheggs cdzpfyj c jcj,tyyjcnzvb fkujhbnvjd exfcnybrjd. hbdtltv htpekmnfns gj jcyjdysv gjrfpfntkzv: 00,10,20,30,40,50,60,70,81234567891011[[[[-1[[[[-2[[[[-3-jgnbv[[[[-5[[[[-6[[[[-7[[[[-8[[[[-9[[[[-11[[[[-12[[[[-13[[[[-14[[[[-15

Pr(5)

Pr(10)

Bpref-10

Bpref

Recall

[[[[-1

0,54

0,43

0,29

0,27

0,42

[[[[-2

0,54

0,45

0,28

0,27

0,33

[[[[-3

0,40

0,33

0,20

0,19

0,28

-jgnbv

0,53

0,45

0,36

0,34

0,43


90

[[[[-5

0,55

0,46

0,31

0,29

0,45

[[[[-6

0,42

0,40

0,34

0,32

0,50

[[[[-7

0,50

0,43

0,27

0,26

0,31

[[[[-8

0,49

0,45

0,39

0,37

0,58

[[[[-9

0,52

0,48

0,37

0,34

0,46

0,49

0,44

0,36

0,34

0,43

[[[[-11

0,60

0,46

0,29

0,27

0,40

[[[[-12

0,48

0,44

0,34

0,30

0,40

[[[[-13

0,56

0,44

0,31

0,29

0,39

[[[[-14

0,51

0,46

0,27

0,26

0,33

[[[[-15

0,50

0,45

0,30

0,28

0,41

jckt clfxb htpekmnfnjd vs bcgsnfkb yf rjkktrwbb KM.RU gjbcr gj rdjheve c cj,k.ltybtv jgbcfyys[ dsit eckjdbq. blyj, xnj [fhfrnth uhfabrf yt bpvtybkcz, yj cfv uhfabr gkfdyj gjlyzkcz ddth[. wtkjv uhfabr TREC jrfpfkcz jxtym xedcndbntkty r cbnefwbzv, rjulf cbcntvf yt yf[jlbn ljrevtynjd. hbvtybd rdjhev r itcnb pfghjcfv bp itcnbltcznb, pflfyys[ r rjkktrwbb KM.RU, vs gjkexbkb ceotcndtyyj kexibq uhfabr. cbnefwbz[, rjulf rdjhev yt nht,etncz, vjlbabrfwbz cbcntvs, ghtlcnfdktyyfz yf , jnhf,fnsdftn [jhjij. hfabr TREC c vt[fybpvjv rdjhevf lkz rjkktrwbb KM.RU (ltkfkcz dyt gjckt clfxb jcyjdys[ htpekmnfnjd) 00,10,20,30,40,50,60,70,81234567891011 - rdjhev - jgnbvxxxx-5


jkktrwbz Legal yfc gjkexbkbcm cktle.obt htpekmnfns: hfabr TREC, jwtyrf OR lkz rjkktrwbb Legal hbdtltv htpekmnfns gj jcyjdysv gjrfpfntkzv: 00,10,20,30,40,50,60,70,80,900,10,20,30,40,50,60,70,80,91xxxx-1xxxx-2xxxx-3xxxx-5xxxx-6

Pr(5)

Pr(10)

Bpref-10

Bpref

Recall

[[[[-1

0,4

0,36

0,27

0,29

0,44

[[[[-2

0,53

0,48

0,37

0,42

0,63

[[[[-3

0,5

0,47

0,33

0,37

0,55

0,5

0,42

0,28

0,33

0,51

[[[[-5

0,52

0,5

0,36

0,41

0,62

[[[[-6

0,38

0,34

0,2

0,24

0,34

s cltkfkb jlby 'rcgthbvtynfkmysq ghjujy. fv ,skj bynthtcyj, rfr gjbcrjdsq vt[fybpv, jgnbvbpbhjdfyysq lkz dt,f, cghfdbncz cj cgtwbabxtcrjq rjkktrwbtq. tpekmnfn gjrfpfk, xnj yfit yfghfdktybt kexibq htpekmnfn yf vfrcbvfkmyj dscjrjq gjpbwbb dslth;bdftncz. 1-z njxrf yf uhfabrt TREC yf[jlbncz ljcnfnjxyj dscjrj. jrfpfntkm precision(5) yf[jlbncz yf [jhjitv ehjdyt gj chfdytyb. c lheubvb exfcnybrfvb. fktt vs bltv dcktl pf jcyjdyjq uheggjq. jcrjkmre gjbcr gj cgtwbabxysv rjkktrwbzv yt zdkztncz yfibv ghbjhbntnysv yfghfdktybtv, vs d wtkjv ljdjkmys htpekmnfnjv. tv yt vtytt, vs htibkb dszcybnm ghbxbye gfltybz uhfabrf b djpvj;yjcnm ekexitybz rfxtcndf gjbcrf gj ghjbpdjkmyjq rjkktrwbb (d lfyyjv ckexft, yjhvfnbdys[ ljrevtynjd). tcvjnhz yf nj, xnj d rjkktrwbb ghbcencndetn ,jkmijt xbckj ccskjr, htibkb dszcybnm, rfr gjbcr jnhf,jnftn ,tp ccskjxyjuj hfy;bhjdfybz. tcns gjrfpfkb, xnj d 'njv ckexft htpekmnfns gjkexf.ncz kexit. jpvj;yj, 'nj jpyfxftn, xnj r gjlj,yjq rjkktrwbb ytghbvtybv nhflbwbjyysq gjl[jl, bcgjkmpe.obq ccskjxysq uhfa. jgjkybntkmyj vs dszcybkb, xnj rfxtcndj hfy;bhjdfybz ceotcndtyyj pfdbcbn jn extnf gfccf;tq d pfujkjdrt ljrevtynf. fkmytqitt gjdsitybt rfxtcndf gjbcrf vj;tn ,snm cdzpfyj c bcgjkmpjdfybtv rdjhevf b ckjdfhz cgtwbabxtcrb[ lkz rjkktrwbb cjrhfotybq. hfabr TREC ,tp ccskjxyjuj hfy;bhjdfybz b c gfccf;fvb d pfujkjdrf[ lkz rjkktrwbb Legal (ltkfkcz dyt gjckt clfxb jcyjdys[ htpekmnfnjd) sdjls rcgthbvtyns yf gjrfpfkb, xnj jgnbvbpfwbz rj'aabwbtynjd d ajhvekt htktdfynyjcnb lftn ghbhjcn rfxtcndf gjbcrf. jdst gfhfvtnhs - gfhs ckjd b ,kbpjcnm ckjd r yfxfke ghtlkj;tybq nj;t pfhtrjvtyljdfkb ct,z [jhjij. nj jcj,tyyj pfvtnyj d gjbcrt gj dt,-rjkktrwbb. 00,10,20,30,40,50,60,70,81234567891011 ,tp ccskjxyjujhfy;bhjdfybz b cgfccf;fvb dpfujkjdrf[ cj ccskjxysvhfy;bhjdfybtv

VII. jpvj;yst genb lfkmytqituj hfpdbnbz cyjdyst vtnjls ekexitybz rfxtcndf dslfxb gjbcrjds[ vfiby d ynthytnt lj cb[ gjh ,skb cdzpfys c fyfkbpjv ljrevtynjd d dt,-rjkktrwbb, f fyfkbpe pfghjcjd gjkmpjdfntktq yt eltkzkjcm ljk;yjuj dybvfybz. lyfrj ctqxfc dct ,jkmit bccktljdfntktq j,hfoftncz r 'njq ntvt (gjcrjkmre yfv bynthtcty byajhvfwbjyysq gjbcr d ctnb ynthytn, vs ujdjhbv j, bccktljdfybb pfghjcjd b ntrcnjd ljrevtynjd d hfvrf[ dt,f). fyfkbpe pfghjcf vj;yj jnytcnb fyfkbp tuj cbynfrcbxtcrjuj ecnhjqcndf, vjhajkjubxtcrb[ jcj,tyyjcntq ckjd d pfghjct, f nfr;t b[ ctvfynbxtcrjuj pyfxtybz. bynfrcbxtcrbq fyfkbp pfghjcf jnxfcnb ghtlcnfdkztncz nhelyjghjbpdjlbvsv, gjcrjkmre ajhvekbhjdrf vyjub[ dt,-pfghjcjd yt cjjndtncndetn cnhjtyb. ahfps d tcntcndtyyjv zpsrt (ghbvth: jcrdf ghbynths pfrfpfnm). bynfrcbxtcrbq fyfkbp pfghjcf vj;tn ,snm bynthtcty lkz cjplfybz djghjcyj-jndtnyjuj gjbcrf (yf djghjc: rfrjv ujle hjlbkcz eirby botv jndtn: eirby hjlbkcz d ujle, ult cjcnfdyjt xbckbntkmyjt bkb xtnsht[pyfxyjt xbckj). lyfrj jhufybpfwbz nfrjuj dblf gjbcrf c cj,cndtyyjq ,fpjq ghjbyltrcbhjdfyys[ ljrevtynjd nht,etn yfvyjuj ,jkmit ecbkbq gj chfdytyb. c nhflbwbjyyjq gjbcrjdjq vfibyjq, gjcrjkmre djghjcyj-jndtnysq gjbcr ghtlgjkfuftn yfgbcfybt ,jkmijuj rjkbxtcndf ghfdbk, jnhf,jnrf rjnjhs[ ,eltn pfvtlkznm ghjwtcc j,hf,jnrb pfghjcf, b gjbcrjdjuj byltrcf bp hfpvtxtyys[ dt,-ljrevtynjd, rjnjhsq ,eltn pyfxbntkmyj ghtdsifnm gj j,]tve byltrc nhflbwbjyyjq gjbcrjdjq vfibys, xnj vj;tn gjpdjkbnm ct,t yt rf;lfz rjvfylf hfphf,jnxbrjd. j'njve ctqxfc yf hsyrt ytn djghjcyj-jndtnyjq cbcntvs, cgjcj,yjq yfhfdyt rjyrehbhjdfnm c ghjvsiktyysvb cbcntvfvb byajhvfwbjyyjuj gjbcrf d ynthytnt. xtn vjhajkjubxtcrb[ jcj,tyyjcntq ckjd d pfghjct gjnht,etn fyfkbpf vjhajkjubxtcrb[ jcj,tyyjcntq ckjd b d dt,-ljrevtynf[, xnj, jxtdblyj, pyfxbntkmyj edtkbxbn j,]tv gjbcrjdjuj byltrcf. hjwtcc, crjhtt dctuj, ,eltn ntcyj cdzpfy c cbynfrcbxtcrbv fyfkbpjv ckjd d pfghjct (yfghbvth, bcgjkmpjdfybt byajhvfwbb j gflt;f[ lkz jghtltktybz ukfdyjuj ckjdf d ckjdjcjxtnfybz[ ,hfcktn bp pjkjnf, rfhnf ujhjlf).

fb,jktt ghbdktrfntkmyjq gjrf jcnftncz gthcgtrnbdf ghjdtltybz ctvfynbxtcrjuj fyfkbpf. yajhvfwb. j ctvfynbxtcrb[ pyfxtybz[ vj;yj bcgjkmpjdfnm lkz jghtltktybz ntvfnbrb pfghjcf, gjl,jhf cbyjybvjd lkz ckjd bp pfghjcf, cjplfybz ,fps cdzpfyys[ gjyznbq b lkz gthtajhvekbhjdrb pfghjcf lheubvb ckjdfvb. ;t ctqxfc gjbcrjdst cbcntvs evt.n hfcibahjdsdfnm cjrhfotybz ( = jcrjdcrbq ujcelfhcndtyysq eybdthcbntn) b cjgjcnfdkznm heccrbq b fyukbqcrbq dfhbfyn yfgbcfybz ckjd ( = BMW). kz yfc ghtlcnfdkztncz bynthtcysv gjcnhjtybt ,fps cdzpfyys[ gjyznbq lkz ckjd heccrjuj zpsrf, b vs yfxfkb 'rcgthbvtynbhjdfnm d 'njv yfghfdktybb. rcgthbvtyns gjrfpfkb, xnj gjcnhjtybt cdzptq vt;le ckjdfvb lkz dsltktyyjq ntvfnbxtcrjq j,kfcnb - 'nj dgjkyt htiftvfz pflfxtq, jlyfrj bcgjkmpjdfybt ds,hfyys[ yfvb vtnjljd dhzl kb gjpdjkbn cjplfnm ctnm cdzpfyys[ gjyznbq lkz dct[ ntvfnbxtcrb[ j,kfcntq chfpe. j'njve yf ,kb;fqitt ,eleott vs cnfdbv gthtl cj,jq ldt pflfxb: 1) yfexbnmcz ecnfyfdkbdfnm cdzpb vt;le ckjdfvb lkz ghjbpdjkmyjq ds,jhrb ntrcnjd b pf ghbtvktvjt dhtvz; 2) yfexbnmcz rjhhtrnyj bcgjkmpjdfnm ,fpe cdzpfyys[ gjyznbq lkz gthtajhvekbhjdrb dt,-pfghjcf. julf rfr ghb ghjcns[ gthtajhvekbhjdrf[ pfghjcf (hfcibahjdrf cjrhfotybq, pfvtyf heccrjuj yfgbcfybz yf fyukbqcrjt) vj;yj vfrcbvfkmyj juhflbnm ct,z jn jib,jr, nj ghb ,jktt ckj;ys[ dfhbfynf[ gthtajhvekbhjdrb ghb[jlbncz cnfkrbdfnmcz c hzljv nhelyjcntq. j cb[ gjh jcyjdysv 'nfgjv j,hf,jnrb pfghjcf ynthytn-gjkmpjdfntkz zdkztncz gjbcr ckjd bp pfghjcf d dt,-ljrevtynf[, b ghb pfvtyt ckjd bp pfghjcf yf cbyjybvs, rjnjhst ghtlcnfdkz.ncz yfv jxtdblysvb, gjbcr ,eltn ghjbpdjlbnmcz e;t gj lheubv ckjdfv, xnj vj;tn e[elibnm rfxtcndj dslfxb. fghbvth, d yfcnjzott dhtvz cdzpm gjyznbq tldtltd b ghtpbltyn jccbb lkz yfc ,tpeckjdyf, b tckb yf pfghjc tldtltd vs dslflbv cfqn ghtpbltynf jccbb, nj 'njn ljrevtyn gjkmpjdfntkm, crjhtt dctuj, cjxntn [jhjibv rfr jlby bp dfhbfynjd jndtnf, jlyfrj vs yt vj;tv dslfxe lkz pfghjcf tldtltd gjkyjcnm. gjlvtybnm dslfxtq lkz pfghjcf ghtpbltyn jccbb, n.r. d 'njv ckexft gjkmpjdfntkm, djpvj;yj, yt gjkexbn ljrevtyns c ,bjuhfabtq tldtltdf, c tuj bynthdm. b ghjx., b 'nj tot yt cfvjt gkj[jt, [e;t, tckb ghb nfrjq gjlvtyt dslfxb vs jnlflbv ljrevtyns ghj ghtpbltynf enbyf bkb ghtpbltynf kmwbyf, njulf rfr gjkmpjdfntkm, vj;tn ,snm, [jntk epyfnm kbxyst afrns ,bjuhfabb ghtpbltynf tldtltdf, b tuj cjdctv yt bynthtcjdfk gjkbnbxtcrbq fcgtrn.

tv yt vtytt, ytcvjnhz yf vyj;tcndj nhelyjcntq, cdzpfyys[ c ghjdtltybtv ctvfynbxtcrjuj fyfkbpf pfghjcf, 'njn genm hfpdbnbz ghtlcnfdkztncz ljcnfnjxyj gthcgtrnbdysv, b vs gkfybhetv ghjdjlbnm 'rcgthbvtyns d 'njv yfghfdktybb. ckb nfrbt cgjcj,s jwtyrb htktdfynyjcnb ljrevtynf, rfr hfcxtn tf*idf, dtcf ljrevtynf, hfccnjzybz vt;le rk.xtdsvb ckjdfvb, vj;yj cxbnfnm rjkbxtcndtyysvb gjrfpfntkzvb, nj fyfkbp ctvfynbxtcrjuj pyfxtybz pfghjcf 'nj jwtyrf e;t lheujuj gkfyf. tcjvytyyj, vs yt [jnbv jnrfpsdfnmcz jn extnf rjkbxtcndtyys[ gjrfpfntktq ghb j,hf,jnrt pfghjcf, yj yflttvcz, xnj bcgjkmpjdfybt yjdjq byajhvfwbb gjvj;tn yfv cltkfnm rfxtcndtyysq ifu dgthtl. bnthfnehf

[1]. The anatomy of a large-scale hypertextual Web search engine S. Brin, L. Page. - http://infolab.stanford.edu/~backrub/google.html

[2]. KM.RU yf -2007, .fntdjczy, .hspufkjdf - http://romip.ru/romip2007/romip2007_KM.RU.pdf

[3]. kujhbnv ntrcnjdjuj hfy;bhjdfybz yltrcf yf -2006 ylhtq ekby, b[fbk fckjd, kmz tufkjdbx - http://download.yandex.ru/company/03_yandex.pdf

[4]. pdktxtybt pyfxbvjq byajhvfwbb bp web-cnhfybw lkz pflfx byajhvfwbjyyjuj gjbcrf .. uttd, .. thibyybrjd, .. j,hjd - http://www.cir.ru/docs/ips/publications/2005_yandex_obraml.pdf

[5]. gnbvbpfwbz gfhfvtnhjd fkujhbnvf gjbcrf yf jcyjdt fyfkbpf jwtyjr 'rcgthnjd, .. uttd, .. j,hjd - http://romip.ru/romip2005/07_uirussia.pdf

KM.RU at RIRES-2008. Parameter optimization S. Tatevosyan, N. Bryzgalova The paper describes a new modification of the information retrieval algorithm, introduced by KM.RU at RIRES-2007, we also talk about an optimizing system aimed at getting the most efficient coefficients for algorithms parameters for obtaining better results in information retrieval and document ranking. The article reports on results of KM.RU at RIRES-2008 and our future plans.

thutq fntdjczy, fnfkmz hspufkjdf jykfqy {tatevosyan, bryzgalova}@post.km.ru

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