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ÀÁÐÀÊÀÄÀÁÐÀ (Òîæå ñàìîå íî â ÷èòàåìîì âèäå)
Ýnj herjdjlcndj, cjcnjzott bp lde[ xfcntq, gjpyfrjvbn Âfc c Page Rank (PR) b tuj yfhfobdfybtv c gjvjom. dyenhtyytq cnhernehs ccskjr. Â gthdjq xfcnb 'njq cnfnmb vs j,]zcybv, xnj ;t nfrjt PR, rfr jy hf,jnftn b yfcrjkmrj jy hfcghjcnhfyty, f dnjhfz xfcnm cnfnmb ,eltn cjchtljnjxtyf yf yfhfobdfybb PR. Google b Page Rank Page Rank ,sk bpj,htnty cjexhtlbntktv Google Ëfhb Ïtql;tv (jnc.lf b yfpdfybt Page Rank), rfr cgjcj, jghtltktybz df;yjcnb dt,-cnhfybw. Äj njuj rfr ,sk bpj,htnty PR, gjbcrjdst cbcntvs jgbhfkbcm yf fyfkbp ntrcnf, vtnf-n'ujd b dyenhtyy.. jgnbvbpfwb. cnhfybws. Âctv 'nbv ,skj kturj vfybgekbhjdfnm. Ðfytt SEO-rjvgfybb yfybvfkb ghjuhfvvbcnjd, rjnjhst bpexfkb fkujhbnvs hf,jns gjbcrjds[ cbcntv c wtkm. gjkexbnm cnhfybws c dscjrbv PR gj cj,cndtyyjve ecvjnhtyb.. PR gjpdjkzk hfccxbnfnm pyfxtybt rf;ljq jnltkmyjq cnhfybws d Èynthytnt, ltkfz vyjubt dyenhtyybt SEO-nt[yjkjubb ,tcgjktpysvb.
Äkz gjkextybz ljgjkybntkmyjq byajhvfwbb j PR djcgjkmpeqntcm cktle.obvb bcnjxybrfvb: • http://infolab.stanford.edu/~backrub/google.html • http://en.wikipedia.org/wiki/PageRank Ðtktdfynyjcnm b Âf;yjcnm Âf;yj gjybvfnm, xnj PR yt hfccxbnsdftn htktdfynyjcnm, njkmrj df;yjcnm rf;ljq cnhfybws. Êjulf gjkmpjdfntkm ltkftn pfghjc, cjdthityyj byjq fkujhbnv dscxbnsdftn htktdfynyjcnm cnhfybws; d nj dhtvz rfr PR ghjcnj ds,bhftn yfb,jktt df;ysq htpekmnfn.
Ïjkmpjdfntkm ltkftn pfghjc d gjbcrjdbrt | Google ds,bhftn htpekmnfns, cjlth;fobt d ct,t bcrjvjt ckjdj (n.t rk.xtdjt ckjdj) | Înj,hfyyst htpekmnfns cjhnbhe.ncz jnyjcbntkmyj PR, yfxbyfz jn yfb,jktt df;ys[ b pfrfyxbdfz yfbvtytt df;ysvb | Ïjkmpjdfntkm bvttn djpvj;yjcnm dbltnm dct htpekmnfns gjbcrf |
Ðfpkbxyst fkujhbnvs jndtxf.n pf dsxbcktybt htktdfynyjcnb. Ñ njxrb phtybz SEO, rk.xtdst ckjdf d ntrcnt ccskrb, pfujkjdrb b rjyntyn – djn ytrjnjhst bp gjrfpfntktq htktdfynyjcnb. Êfr hfccxbnfnm Page Rank? Âf;yj gjybvfnm hfpybwe vt;le htfkmysv PR b ntv, xnj jnj,hf;ftncz d nek,fht. • Òek,fhyjt pyfxtybt PR (TBPR) vj;yj jnckt;bdfnm c gjvjom. gfytkb bycnhevtynjd Google. Ýnj pyfxtybt gjrfpsdftn htpekmnfns pf gjcktlybt ytcrjkmrj vtczwtd. Çyfxtybz TBPR (jn 1 lj 10) cbkmyj pfdsitys, gjcrjkmre htfkmyst pyfxtybz PR yt zdkz.ncz kbytqysvb. Ífghbvth, kjubxytt ,skj ,s, xnj cnhfybws c PR 8 ljk;ys bvtnm htqnbyu dldjt ,jkmit, xtv nhfyws c PR 4. Íf cfvjv ;t ltkt, 'njn htqnbyu, rfr ghfdbkj, d ytcrjkmrj hfp dsit. • Î htfkmyjv pyfxtybb PR vs vj;tv njkmrj ljuflsdfnmcz, gjcrjkmre, rjulf ltkj lj[jlbn lj hfcrhsnbz ytrjnjhjq byajhvfwbb, Google gjlj,ty «xthyjve zobre». Ïhtlcnfdmnt ct,t kjufhbavbxtcre. rhbde., rjnjhfz cnhtvbncz r dthnbrfkmyjve gjkj;tyb.. Òek,fhjt pyfxtybt hfccxbnsdftncz yf jcyjdt htfkmyjuj PR. Ífghbvth, ghtlgjkj;bv, xnj vfrcbvfkmyjt pyfxtybt Google PR hfdyj 1000000. Òek,fhyjt pyfxtybt PR 1 cjcnfdkztn jn 1 lj 10, PR 2 – jn 10 lj 50, PR 3 – jn 50 lj 1000, PR 4 – jn 1000 lj 10000 b nfr lfktt gjrf, yfrjytw, PR 9 yt ,eltn cjcnfdkznm 600000 – 1000000. Êfr dblyj, ujhfplj ktuxt ljcnbxm pyfxtybz PR jn 1 lj 2, yt;tkb jn 6 lj 7, nfr rfr b[ afrnbxtcrbt xbcktyyst pyfxtybz d 100 hfp dsit. Åckb Âs rjulf-kb,j buhfkb d buhs nbgf World of Warcraft, nj yfdthyzrf ,eltnt pyfnm, xnj cfvst gthdst ehjdyb ljcnbxm ktuxt dctuj. Ïj vtht ghjldb;tybz yf ehjdyb dsit, ljcnbufnm b[ cnfyjdbncz dct ckj;ytt, gjcrjkmre nht,jdfybz djphfcnf.n. Óhjdtym
| Òht,jdfybz ytj,[jlbvst lkz ljcnb;tybz ehjdyz | 01-10 | 500 | 11-20 | 1,000 | 21-30 | 2,500 | 31-40 | 4,000 | 41-50 | 6,000 | 51-60 | 9,000 | 61-70 | 13,000 | 71-80 | 23,000 | 81-90 | 43,000 | 91-99 | 83,000 |
Òfr;t vj;yj jncktlbnm 'nj b yf ghbvtht Àhvbb ÑØÀ, rjulf nht,jdfybz r cke;fotve edtkbxbdf.ncz c rf;lsv gjdsitybtv tuj d hfyut. Ïjlj,ysv j,hfpjv b TBPR cdzpfy c htfkmysv PR. Íf gfytkb bycnhevtynjd, ldt cnhfybws vjuen bvtnm PR 8, yj b[ htfkmyst PR jnkbxf.ncz; cnhfybwf c ,jktt dscjrbv htfkmysv PR ,eltn bvtnm ghtbveotcndj d htpekmnfnf[ gjbcrf. Êhjvt njuj, bvtqnt d dble, xnj pyfxtybz nek,fhyjuj PR j,yjdkz.ncz rf;lst ytcrjkmrj vtczwtd, d nj dhtvz rfr htfkmysq PR gjcnjzyyj j,yjdkztncz b gthtcxbnsdftncz, xnj ltkftn nek,fhysq PR cdjtuj hjlf «vjvtynfkmysv cybvrjv». Äjgjkybntkmyst fkujhbnvs Èvtqnt d dble, xnj PR ,sk bpj,htnty ,jktt xtv 10 ktn yfpfl; c nt[ gjh Google dytc hzl bpvtytybq. Òfr;t Google dsgecnbk Trust Rank, Topic Sensitive Page Rank (TSPR) b ÌÍÎÃÎ lheub[ fkujhbnvjd. Ìj;yj ghtlgjkj;bnm, xnj Page Rank gj-ght;ytve zdkztncz jlybv bp yfb,jktt df;ys[ afrnjhjd hfy;bhjdfybz, yj yt cnjbn cnhjbnm cdj. rfvgfyb., gjkyjcnm. jgbhfzcm kbim yf jlby 'njn gjrfpfntkm. Êj'aabwbtyn pfne[fybz PR jcyjdfy yf ghbywbgt gtht[jlf gj ccskrfv, gjlj,yj ckexfqyjve bynthytn-gjkmpjdfntk., rjnjhsq rkbrftn gj dctv ccskrfv, yf[jlzobvcz d gjkt tuj phtybz. ×tv ,jkmit ccskjr yf cnhfybwe Õ, ntv dsit dthjznyjcnm njuj, xnj ckexfqysq gjkmpjdfntkm yfqltn 'ne cnhfybwe Õ, yf;bvfz yf dct ccskrb, rjnjhst jy dblbn (cktljdfntkmyj, ccskrb j,tcgtxbdf.n df;yjcnm rf;ljq cnhfybws). Íj xnj, tckb gjkmpjdfntk. ,jkmit yt bynthtcyj rkbrfnm gj ccskrfv, b jy pfrhsdftn jryj? Äkz 'njuj b ceotcndetn rj'aabwbtyn ltvgabhjdfybz d fkujhbnvt PR. Îy ye;ty bvtyyj njulf, rjulf gjkmpjdfntkm «ecnfk» b ghtrhfoftn yf;bvfnm yf ccskrb (bkb yfnsrftncz yf cnhfybws, rjnjhst yt bvt.n ybrfrb[ ccskjr yf lheubt cnhfybws). Ñjukfcyj Âbrbgtlbb, tckb cnhfybwf yt bvttn ccskjr yf lheubt cnhfybws, jyf ghtdhfoftncz d «zve»; b, cktljdfntkmyj, pfdthiftncz dthjznyjcnysq ghjwtcc gtht[jlf jn jlyjuj cfqnf r lheujve (bynthytn-cthabyu). Òtv yt vtytt, htitybt jxtym ghjcnjt. Åckb ckexfqysq bynthytn-cthath gjgflftn yf gjlj,ye. cnhfybwe, nj jy ds,bhftn lheujq ckexfqysq URL b dyjdm ghjljk;ftn ghjwtcc cthabyuf. Ðfccxbnsdfz PR, ghtlgjkfuftncz, xnj cnhfybws, yt cjlth;fobt bc[jlzob[ ccskjr, d cjdjregyjcnb cdzpfys cj dctv jcnfkmysvb cnhfybwfvb. Ïj'njve rhbnthbb b[ PR hfdyjvthyj hfpltktys vt;le dctvb lheubvb cnhfybwfvb. Èysvb ckjdfvb, xnj,s ,snm «cghfdtlkbdsvb» gj jnyjityb. r cnhfybwfv, rjnjhst yt zdkz.ncz nfr yfpsdftvsvb «zvfvb», 'nb ckexfqyst gtht[jls lj,fdktys rj dctv bynthytn-epkfv, c rj'aabwbtynjv pfne[fybz, rfr ghfdbkj, d=0,85; jwtybdftncz bc[jlz bp xfcnjns bcgjkmpjdfybz chtlybv cthathjv pfrkfljr d ,hfeptht. Ñnhfybws, ccskf.obtcz cfvb pf ct,z Ítn ybrfrb[ afrnbxtcrb[ ljrfpfntkmcnd jnyjcbntkmyj njuj, tcnm kb cvsck cnhfybwt ccskfnmcz yf cfve ct,z (n.t. URL site.com/page.html bvttn ccskre yf site.com/page.html). Ålbycndtyyjt, xnj vs vj;tv cltkfnm, 'nj ghtlgjkj;bnm, xnj gjlj,yfz ccskrf zdkztncz ytghfrnbxyjq b Google yt ghbybvftn tt d hfcxtn. Ïthtlfxf PR
Åckb cnhfybwf c PR 4 cjlth;bn ccskrb yf 8 cnhfybw, gjkexftncz, xnj yf rf;le. bp 'nb[ cnhfybw, rjnjhst gjkexbkb ccskre, yfxbckztncz gj 0,5 PR. Åckb nf ;t cnhfybwf lftn ccskrb dctuj kbim yf 4 cnhfybws, nj rf;lfz cnhfybwf gjkexftn gj 1 PR. Ìjltkm hfcghtltktybz jlbyfrjdf, xnj jpyfxftn, xnj PR hfcghtltkztncz gjhjdye vt;le cnhfybwfvb. ×tv vtymit ccskjr cjlth;bn cnhfybwf, ntv ,jkmit dtcf PR gthtlftncz. È yfj,jhjn, xtv ,jkmit ccskjr, ntv vtymit PR dtcf gjkexf.n cnhfybws. Ít nj, xnj,s cnhfybws ÍÅ nthz.n PR, rjulf lf.n ccskrb. Îyb ghjcnj hfcghtltkz.n pyfxtybt PR. Ífghbvth, rjulf cnhfybwf c PR 5 cjlth;bn ccskrb yf 10 cfqnjd, jyf yt nthztn cdjq PR, f dctuj kbim hfcghtltkztn tuj, cj[hfyzz ghb 'njv cdjt afrnbxtcrjt pyfxtybt.
Ájkmit jlyjq ccskrb cj cnhfybws
Ìj;yj ghtlgjkj;bnm, xnj Google exbnsdftn njkmrj jlye ccskre c jlyjq eybrfkmyjq cnhfybws b buyjhbhetn ldjqyst bkb nhjqyst ccskrb. Ífghbvth, tckb cnhfybwf Õ c PR 4 cjlth;bn 2 ccskrb yf cfqn À b jlye yf cfqn Â, nj PR hfcghtltkbncz nfrbv j,hfpjv, xnj rf;lsq cfqn gjkexbn gj 2 PR, f le,kbhjdfyyfz ccskrf yt ,eltn exbnsdfnmcz.
Ýnj kbim ghtlgjkj;tybt. Äkz ljgjkybntkmyjq ghjdthrb Âs vj;tnt ghjdtcnb cj,cndtyyjt «hfccktljdfybt». Êfr edtkbxbdftncz PR? PR edtkbxbdftncz pf cxtn dytiyb[ ccskjr b hfcghtltkztncz dvtcnt c bc[jlzobvb ccskrfvb. ×tv ,jkmit d[jlzob[ ccskjr cjlth;bn cnhfybwf (dyenhtyyb[ b dytiyb[), ntv dsit PR nfrjq cnhfybws ghb eckjdbb, xnj ghbcencnde.n b dct jcnfkmyst gjrfpfntkb rfxtcndf ccskrb (nfrbt rfr rfxtcndj ccskf.otujcz dt,-cfqnf b ehjdtym tuj nhfcnf). Ïthdjyfxfkmyjt pyfxtybt cnhfybws Êf;ljq cnhfybwt ghbcdfbdftncz gthdjyfxfkmyjt pyfxtybt, hfdyjt gjcnjzyyjve xbcke. Â hfvrf[ lfyyjuj ghbvthf lfdfqnt bcgjkmpjdfnm 'nj xbckj d rfxtcndt pyfxtybz ghbcdfbdftvjuj cnhfybwfv gj evjkxfyb.. Ákfujlfhz rj'aabwbtyne pfne[fybz 'nj pyfxtybt cyb;ftncz yf 0,15 b d rjytxyjv bnjut cjcnfdkztn 0,85, gj'njve gj evjkxfyb. Page Rank rf;ljq yjdjq cnhfybws (bkb cnhfybws ,tp rfrb[-kb,j dytiyb[ ccskjr) hfdty 0,85. Ýnj jpyfxftn, xnj yjdst cnhfybws (bkb cnhfybws ,tp ccskjr) vjuen gthtlfnm 0.85 PR jn j,otuj PR lheubv cnhfybwfv, f nfr;t nj, xnj, edtkbxbdfz xbckj dyenhtyyb[ cnhfybw b yfghfdkzz b[ ccskrb yf cfvst df;yst cnhfybws, Âs vj;tnt edtkbxbnm cdjq PR. Äkz njuj xnj,s yjdsv cnhfybwfv ,skj ghbcdjtyj gthdjyfxfkmyjt pyfxtybt, jyb ljk;ys jndtxfnm jghtltktyysv nht,jdfybzv c njxrb phtybz rjyntynf, ajhvfnf, rk.xtds[ ckjd b n.l. Äheubvb ckjdfvb, Âs yt vj;tnt cjplfnm rexe if,kjyys[/gecns[ cnhfybw b 'nbv gjlyznm cdjq PR.
Ôjhvekf PR
Ëbxyj yf vtyz dczrjuj hjlf ehfdytybz bp ajhvek ltqcnde.n ecsgkz.ot, yj tckb abpbrf b vfntvfnbrf – Âfib cbkmyst cnjhjys, nj Âs vj;tnt ghjdthbnm ajhveke PR, rjnjhfz hfcgjkj;tyf yb;t. PR (A) = (1-D) + D (PR (T1) / C (T1) + ... + PR (Tn) / C (TN))
Ãlt: • PR - page rank. • A - cnhfybwf A • (1-d) – rj'aabwbtyn pfne[fybz.
Çfrk.xtybt Ítrjnjhst df;yst geyrns, rjnjhst cktletn pfgjvybnm:
• PR – tlbybwf df;yjcnb, f yt htktdfynyjcnb. • Òek,fhysq PR yt lftn njxyjuj ghtlcnfdktybz j Page Rank. • Êf;ljq cnhfybwt ghbcdfbdftncz gj evjkxfyb. gthdjyfxfkmyjt pyfxtybt hfdyjt 1 (bkb nj, rjnjhjt bcgjkmpetn njkmrj Google). Êjycnfynby Ìtkmybrjd, ,kju SEO Ôbkjcjabz jn Bormaley
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