00550nam a22001577a 450000500170000000800410001702000180005804000130007608200170008910000230010624501550012926000410028430000110032565000290033665000270036520211018093158.0211018b           ||||| |||| 00| 0 eng d  a9783030391294  cPK-LaUMT  a006.3bTRO-A  aTroussas, Christos  aAdvances in social  networking-based learning :bmachine learning-based user modelling and sentiment analysis /cby Christos Troussas and Maria Virvou  aCham, Switzerland :bSpringer,c2020  a176 p.  aArtificial intelligenece  aEducational technology