#TVKſ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´OHDUQµ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·V RZQ UHVHDUFK 6[RKECN #RRNKECVKQPU 2QH RI WKH IHDWXUHV WKDW PDNH PDFKLQHOHDUQLQJ DOJRULWKPV VR XVHIXO LV WKDW WKH\ DUH ´XQLYHUVDO DSSUR[LPDWRUVµ 7KH\ FDQ OHDUQ WKH EHKDYLRXU RI D V\VWHP LI WKH\ DUH JLYHQ D FRPSUHKHQVLYH VHW RI H[DPSOHV LQ D WUDLQLQJ GDWDVHW 7KHVH H[DPSOHV VKRXOG VSDQ DV PXFK RI WKH SDUDPHWHU VSDFH DV SRVVLEOH (IIHFWLYH OHDUQLQJ RI WKH V\VWHP·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
