Skip to main content

Table 7 Top 10 most frequent features extracted from each technique in each dataset

From: Exploiting feature extraction techniques on users’ reviews for movies recommendation

Heuristic terms Classification terms Heuristic aspects Hierarchy aspects
ML 100k
film film cinematography [discov,homeless,filmmak,maggi,thought]
movie movi critics [paradis,cinema,camera,screen,past]
time time horror [juror,juri,sayl,chang,reason]
character stori time [nichol,listen,happen,experi,mike]
story charact scene [marci,stai,store,leav,slow]
way scene audio [mail,postman,deliv,put,post]
thing plot description [art,form,artist,rylanc,interest]
people soundtrack cast [rylanc,form,atmospher,artist,mind]
scene plai footage [materi,falk,spiritu,chanc,grandfath]
plot view script [carri,spacek,palma,lauri,barn]
HetRec ML
film film cinematography [comic,final,western,enjoi,fan]
movie movi cast [petti,tank,comic,person,enjoi]
time time watch [saramago,blind,viewer,turn,point]
story watch critics [symbol,imag,view,experi,place]
way stori time [scari,sound,base,run,minut]
people end audio [lucia,reason,kind,artist,art]
character work distribution [declin,spheeri,troop,scout,exploit]
thing charact fantasy [wake,linklat,present,view,understand]
scene plot direction [mckellar,sandra,hour,bit,special]
life plai romance [makoto,chang,travel,van,moment]