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Towards better affect detectors: effect of missing skills, class features and common wrong answers.
Yutao Wang
Neil T. Heffernan
Cristina Heffernan
Published in:
LAK (2015)
Keyphrases
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feature set
class labels
class specific
benchmark datasets
classification accuracy
extracted features
co occurrence
false positives
selecting features
information retrieval
intra class
feature detectors
spatial information
object detection
image features
feature space
feature extraction
website
learning algorithm