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Associating Gaze Information with Human Reading Strategies
Gaze behavior NLP technologies
Reading strategies
Text optimization
a t t r a c t i o n s t h r e a t e n i n g t h e i r v e r y e x i s t e n c e ?
● ● ● ● ●
skipped
・Clues: word surface, POS, word length, frequency, etc.・Prediction with 0.95 similarity to observed data(for distribution across readers)・Regardless of individuality / unstableness general reading strategy
: saccade●: fixation
Previous label
: inputSentence The man will have to
: labelFixation/ skip
:POS DT
The
Length 0.07
-Trigram(2,3)
NNman
0.07
-
(2,3)
MDwill
0.06
0.38
(3,3)
VBhave
0.06
0.48
(3,3)
TOto
0.08
0.61
(3,3)Screen
-2 -1 0 1 2
:Position
Features of input sequence
:Surprisal
:
:
Word
Optimization of comma-placement
Prediction of word fixations/skips by readers
・For smoothing human readingLinguistic FeaturesCRF model
CRF model-based Comma Predictor
Gaze FeaturesHuman Annotation
Rule-based Comma Filter
+
+
Comma Distribution for Readability
Input (Comma-less) Text