"334880" . "behaviour patterns, data mining, genetic algorithms, www portal"@en . "6" . . "RIV/00216305:26210/09:PU86180!RIV12-MSM-26210___" . "Popelka, Ond\u0159ej" . "[9E403B850BD4]" . "Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis" . . . . . . "Z(MSM0021630529), Z(MSM6215648904)" . . . . "WWW portal usage analysis using genetic algorithms"@en . "26210" . "Pou\u017Eit\u00ED genetick\u00FDch algoritm\u016F pro anal\u00FDzu n\u00E1v\u0161t\u011Bvnosti WWW port\u00E1lu" . "1211-8516" . "Pou\u017Eit\u00ED genetick\u00FDch algoritm\u016F pro anal\u00FDzu n\u00E1v\u0161t\u011Bvnosti WWW port\u00E1lu" . "Pou\u017Eit\u00ED genetick\u00FDch algoritm\u016F pro anal\u00FDzu n\u00E1v\u0161t\u011Bvnosti WWW port\u00E1lu"@cs . "2"^^ . . "\u0160\u0165astn\u00FD, Ji\u0159\u00ED" . "The article proposes a new method suitable for advanced analysis of web portal visits. This is part of retrieving information and knowledge from web usage data (web usage mining). Such information is necessary in order to gain better insight into visitor's needs and generally consumer behaviour. By leveraging this information a company can optimize the organization of its internet presentations and offer a better end-user experience. The proposed approach is using Grammatical evolution which is computational method based on genetic algorithms. Grammatical evolution is using a context-free grammar in order to generate the solution in arbitrary reusable form. This allows us to describe visitors' behaviour in different manners depending on desired further processing. In this article we use description with a procedural programming language. Web server access log files are used as source data. The extraction of behaviour patterns can currently be solved using statistical analysis -- specifically sequentia"@en . "\u010Cl\u00E1nek popisuje novou metodu navr\u017Eenou pro pokro\u010Dilou anal\u00FDzu n\u00E1v\u0161t\u011Bv webov\u00E9ho port\u00E1lu. Jedn\u00E1 se o \u010D\u00E1st procesu z\u00EDsk\u00E1v\u00E1n\u00ED informac\u00ED a znalost\u00ED z dat o pou\u017Eit\u00ED webov\u00E9 prezentace. Tyto informace jsou nezbytn\u00E9 k lep\u0161\u00EDmu pozn\u00E1n\u00ED pot\u0159eb a po\u017Eadavk\u016F n\u00E1v\u0161t\u011Bvn\u00EDka, v\u0161eobecn\u011B tedy k pozn\u00E1n\u00ED z\u00E1kazn\u00EDka. Navrhovan\u00E1 metoda vyu\u017E\u00EDv\u00E1 gramatickou evoluci, co\u017E je v\u00FDpo\u010Detn\u00ED metoda zalo\u017Een\u00E1 na genetick\u00E9m algoritmu. Tato pr\u00E1ce pou\u017E\u00EDv\u00E1 reprezentaci s vyu\u017Eit\u00EDm procedur\u00E1ln\u00EDho programovac\u00EDho jazyka, kter\u00E1 je vhodn\u00E1 pro dal\u0161\u00ED pou\u017Eit\u00ED jako sou\u010D\u00E1st obslu\u017En\u00E9 aplikace webov\u00E9ho port\u00E1lu. To je v\u00FDznamn\u00E1 motivace pro v\u00FDvoj alternativn\u00ED metody a pou\u017Eit\u00ED pr\u00E1v\u011B gramatick\u00E9 evoluce. V\u00FDhoda pou\u017Eit\u00ED gramatick\u00E9 evoluce je v tom, \u017Ee vyhovo\u0159en\u00E9 \u0159e\u0161en\u00ED ji\u017E nen\u00ED na v\u00FDpo\u010Detn\u00EDm syst\u00E9mu nijak z\u00E1visl\u00E9. Vstupn\u00ED data do syst\u00E9mu jsou z\u00E1znamy o jednotliv\u00FDch HTTP po\u017Eadavc\u00EDch na webov\u00FD server. V t\u011Bchto z\u00E1znamech nen\u00ED jednozna\u010Dn\u011B identifikov\u00E1n kon" . "CZ - \u010Cesk\u00E1 republika" . "1"^^ . "\u010Cl\u00E1nek popisuje novou metodu navr\u017Eenou pro pokro\u010Dilou anal\u00FDzu n\u00E1v\u0161t\u011Bv webov\u00E9ho port\u00E1lu. Jedn\u00E1 se o \u010D\u00E1st procesu z\u00EDsk\u00E1v\u00E1n\u00ED informac\u00ED a znalost\u00ED z dat o pou\u017Eit\u00ED webov\u00E9 prezentace. Tyto informace jsou nezbytn\u00E9 k lep\u0161\u00EDmu pozn\u00E1n\u00ED pot\u0159eb a po\u017Eadavk\u016F n\u00E1v\u0161t\u011Bvn\u00EDka, v\u0161eobecn\u011B tedy k pozn\u00E1n\u00ED z\u00E1kazn\u00EDka. Navrhovan\u00E1 metoda vyu\u017E\u00EDv\u00E1 gramatickou evoluci, co\u017E je v\u00FDpo\u010Detn\u00ED metoda zalo\u017Een\u00E1 na genetick\u00E9m algoritmu. Tato pr\u00E1ce pou\u017E\u00EDv\u00E1 reprezentaci s vyu\u017Eit\u00EDm procedur\u00E1ln\u00EDho programovac\u00EDho jazyka, kter\u00E1 je vhodn\u00E1 pro dal\u0161\u00ED pou\u017Eit\u00ED jako sou\u010D\u00E1st obslu\u017En\u00E9 aplikace webov\u00E9ho port\u00E1lu. To je v\u00FDznamn\u00E1 motivace pro v\u00FDvoj alternativn\u00ED metody a pou\u017Eit\u00ED pr\u00E1v\u011B gramatick\u00E9 evoluce. V\u00FDhoda pou\u017Eit\u00ED gramatick\u00E9 evoluce je v tom, \u017Ee vyhovo\u0159en\u00E9 \u0159e\u0161en\u00ED ji\u017E nen\u00ED na v\u00FDpo\u010Detn\u00EDm syst\u00E9mu nijak z\u00E1visl\u00E9. Vstupn\u00ED data do syst\u00E9mu jsou z\u00E1znamy o jednotliv\u00FDch HTTP po\u017Eadavc\u00EDch na webov\u00FD server. V t\u011Bchto z\u00E1znamech nen\u00ED jednozna\u010Dn\u011B identifikov\u00E1n kon"@cs . . . "RIV/00216305:26210/09:PU86180" . . . . "2009" . "7"^^ . . "WWW portal usage analysis using genetic algorithms"@en . . "Pou\u017Eit\u00ED genetick\u00FDch algoritm\u016F pro anal\u00FDzu n\u00E1v\u0161t\u011Bvnosti WWW port\u00E1lu"@cs .