negative reviews 0.002449559
movie reviews 0.002370821
review dataset 0.002308159
test reviews 0.002219824
arabic reviews 0.002206394
few reviews 0.002203313
positive reviews 0.002187732
book reviews 0.002159697
median reviews 0.002111176
neutral reviews 0.002103287
reviews histogram 0.002092678
different features 0.002034661
book review 0.002014377
sentiment classification 0.00192532
reviews 0.00183076
sentiment polarity 0.00175297
polarity classification 0.0017143459999999998
review 0.00168544
rating classification 0.0016192659999999998
negative sentiment 0.001600771
classification task 0.001539272
sentiment analysis 0.001528218
ple features 0.001521719
classification training 0.001520203
powerful features 0.0015190409999999998
classification accuracy 0.001500851
ing classification 0.001361688
different results 0.001361153
arabic sentiment 0.001357606
sentiment lexicon 0.001288509
training data 0.001285184
features 0.00125601
building sentiment 0.001243995
total classification 0.001242321
good results 0.001212867
larity classification 0.001208207
other languages 0.001206636
task training 0.001172779
opinion corpus 0.001171798
analysis dataset 0.001168965
different books 0.001126818
polarity labels 0.001096325
oca opinion 0.0010802750000000001
ment polarity 0.0010685199999999999
unigram model 0.001064949
different subjects 0.001043039
unstructured text 0.001023043
unbalanced rating 0.00101629
english language 0.001002534
balanced set 9.97717E-4
sentiment 9.81972E-4
unbalanced set 9.73514E-4
important dataset 9.69369E-4
rating classifica 9.63542E-4
vector machine 9.62226E-4
actual rating 9.550089999999999E-4
rating systems 9.509519999999999E-4
sentences vocabulary 9.47177E-4
dataset collection 9.45464E-4
classification 9.43348E-4
same number 9.42929E-4
balanced training 9.4143E-4
related work 9.389929999999999E-4
standard arabic 9.26291E-4
sentences statistics 9.23639E-4
dataset statistics 9.23083E-4
dataset properties 9.19516E-4
several baseline 9.1687E-4
svm mnb 9.14006E-4
bnb svm 9.129069999999999E-4
experimental results 8.96243E-4
see table 8.824740000000001E-4
little work 8.76431E-4
show results 8.74692E-4
average number 8.59456E-4
separate training 8.57172E-4
total accuracy 8.56476E-4
enough training 8.551260000000001E-4
training exam 8.44867E-4
support vector 8.41937E-4
future work 8.35424E-4
analysis applications 8.28481E-4
analysis datasets 8.27961E-4
timent analysis 8.22432E-4
average user 8.22284E-4
opinion 8.17443E-4
ern standard 8.158079999999999E-4
baseline experiments 7.86714E-4
frequency distribution 7.849739999999999E-4
average book 7.73882E-4
polarity 7.70998E-4
vector machines 7.62674E-4
model 7.48376E-4
binary counts 7.44984E-4
balanced testing 7.44169E-4
books figure 7.40955E-4
unbalanced figure 7.331600000000001E-4
arabic books 7.23801E-4
much room 7.20069E-4
unbalanced testing 7.19966E-4
