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[{"key": "dc.contributor.author", "value": "Pekkarinen, Vesa", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2009-04-30T06:06:41Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2009-04-30T06:06:41Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2007", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/20001", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Jyv\u00e4skyl\u00e4: Jyv\u00e4skyl\u00e4n yliopisto, 2007, 28s.\r\nKandidaatintutkielma\r\nTietovarastointi, OLAP ja tiedon louhinta pyrkiv\u00e4t vastaamaan\r\norganisaatioiden liiketoimintatiedon varastointi-, k\u00e4sittely- ja\r\nanalysointitarpeisiin. N\u00e4m\u00e4 k\u00e4sitteet ovat olleet k\u00e4yt\u00f6ss\u00e4 kirjallisuudessa jo\r\ntoistakymment\u00e4 vuotta mutta niiden merkityksist\u00e4 on olemassa hyvinkin\r\npoikkeavia k\u00e4sityksi\u00e4. T\u00e4m\u00e4n tutkielman tavoitteena on muodostaa yleiskuva\r\ntietovarastoinnista, OLAP:ista ja tiedon louhintaan liittyvist\u00e4 asioista ja tuoda\r\nesiin yhteyksi\u00e4 niiden v\u00e4lill\u00e4. Tutkielman avulla pyrit\u00e4\u00e4n yhdenmukaistamaan\r\nkirjallisuudessa termeist\u00e4 esiintyvi\u00e4 k\u00e4sityksi\u00e4. Tutkielman\r\ntutkimusmenetelm\u00e4n\u00e4 on kirjallisuuskatsaus.\r\nTietovarastointi m\u00e4\u00e4ritell\u00e4\u00e4n tutkielmassa prosessiksi, jonka tavoitteena on\r\ntukea p\u00e4\u00e4t\u00f6ksentekoa ker\u00e4\u00e4m\u00e4ll\u00e4 tietoa tietol\u00e4hteist\u00e4 tietovarastoon, ja\r\njakamalla sit\u00e4 asiakassovellusten k\u00e4ytett\u00e4v\u00e4ksi. OLAP m\u00e4\u00e4ritell\u00e4\u00e4n\r\nl\u00e4hestymistavaksi, joka m\u00e4\u00e4ritt\u00e4\u00e4 miten tietoa tulee varastoida, k\u00e4sitell\u00e4 ja\r\nvisualisoida, jotta sit\u00e4 voidaan hy\u00f6dynt\u00e4\u00e4 p\u00e4\u00e4t\u00f6ksenteossa. Tiedon louhinta\r\npuolestaan m\u00e4\u00e4ritell\u00e4\u00e4n tekniikaksi, jota k\u00e4ytet\u00e4\u00e4n l\u00f6yt\u00e4m\u00e4\u00e4n uutta tiet\u00e4myst\u00e4\r\nsuurista tietom\u00e4\u00e4rist\u00e4, ja t\u00e4m\u00e4n tiet\u00e4myksen esitt\u00e4mist\u00e4 kaavoina, malleina tai\r\ns\u00e4\u00e4nt\u00f6in\u00e4. Tiedon louhinta on osa prosessia, jota kutsutaan tiet\u00e4myksen\r\nl\u00f6yt\u00e4miseksi tietokannasta.\r\nTietovarastointi ja OLAP ovat hyvin kiinte\u00e4sti toisiinsa liittyvi\u00e4 k\u00e4sitteit\u00e4.\r\nOLAP:n yhteydess\u00e4 k\u00e4ytet\u00e4\u00e4n usein hy\u00f6dyksi organisaation tietovarastoja.\r\nMy\u00f6s tiedon louhinta tehostuu kun louhitaan tietoa tietovarastoista\r\noperatiivisten tietokantojen sijaan. On olemassa my\u00f6s tutkimusta OLAP:n ja\r\ntiedon louhinnan yhdist\u00e4misest\u00e4, mink\u00e4 tarkoituksena on auttaa\r\np\u00e4\u00e4t\u00f6ksentekij\u00f6it\u00e4 analysoimaan louhittua tiet\u00e4myst\u00e4 tulosten visualisoinnin\r\navulla.\r\n\r\n\u00a0\u00a0\u00a0\u00a0", "language": "en", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by Seija Paananen (sepaanan@jyu.fi) on 2009-04-24T07:30:24Z\r\nNo. of bitstreams: 2\r\nVesa.Pekkarinen.pdf: 459414 bytes, checksum: 9e88579084d37607839f1cb2ae6d6c47 (MD5)\r\nlicense.xml: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Approved for entry into archive by Marja-Leena Harjuniemi(mharjuni@cc.jyu.fi) on 2009-04-30T06:06:41Z (GMT) No. of bitstreams: 2\r\nlicense.xml: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5)\r\nVesa.Pekkarinen.pdf: 459414 bytes, checksum: 9e88579084d37607839f1cb2ae6d6c47 (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2009-04-30T06:06:41Z (GMT). No. of bitstreams: 2\r\nlicense.xml: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5)\r\nVesa.Pekkarinen.pdf: 459414 bytes, checksum: 9e88579084d37607839f1cb2ae6d6c47 (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "data mining", "language": "en", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "tiedon louhinta", "language": "en", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "OLAP", "language": "en", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "Data Warehousing", "language": "en", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "tietovarastointi", "language": "en", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Tietovarastointi, OLAP ja tiedon louhinta", "language": null, "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "bachelor thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-200904241502", "language": null, "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.dcmitype", "value": "Text", "language": "en", "element": "type", "qualifier": "dcmitype", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Bachelor's thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Kandidaatintutkielma", "language": "fi", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Informaatioteknologian tiedekunta", "language": "fi", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Faculty of Information Technology", "language": "en", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Informaatioteknologia", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Information Technology", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Tietoj\u00e4rjestelm\u00e4tiede", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Information Systems Science", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_7a1f", "language": null, "element": "type", "qualifier": "coar", "schema": "dc"}, {"key": "dc.rights.accesslevel", "value": "restrictedAccess", "language": null, "element": "rights", "qualifier": "accesslevel", "schema": "dc"}, {"key": "dc.type.publication", "value": "bachelorThesis", "language": null, "element": "type", "qualifier": "publication", "schema": "dc"}, {"key": "dc.rights.url", "value": "https://rightsstatements.org/page/InC/1.0/", "language": null, "element": "rights", "qualifier": "url", "schema": "dc"}, {"key": "dc.rights.accessrights", "value": "This material has a restricted access due to copyright reasons.", "language": "en", "element": "rights", "qualifier": "accessrights", "schema": "dc"}, {"key": "dc.rights.accessrights", "value": "Luettavissa tekij\u00e4noikeudellisista syist\u00e4 vain Jyv\u00e4skyl\u00e4n yliopiston Tietojenk\u00e4sittelytieteiden laitoksella.", "language": "fi", "element": "rights", "qualifier": "accessrights", "schema": "dc"}]
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