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] |