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courses:rg:predicting_human_brain_activity_associated_with_the_meanings_of_nouns [2011/09/11 02:05]
ufal
courses:rg:predicting_human_brain_activity_associated_with_the_meanings_of_nouns [2011/09/11 02:19]
ufal
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       * they measured brain activation of 9 participants after being exposed to all 60 word - picture combinations       * they measured brain activation of 9 participants after being exposed to all 60 word - picture combinations
   * evaluation   * evaluation
-    * they carried out "leave-two-out" cross validation with all 60+    * they carried out "leave-two-out" cross validation with all 60 word-fMRI instances 
 +      * 58 of them served as a training data 
 +      * for two of them fMRI images were predicted and compared with observed images. On the basis of cosine similarity measure a matching was determined. If the predicted image for the first word matches with its corresponding observed image, one positive point is scored - aggregated over all folds, it forms an accuracy measure 
 +      * 
  
 ===== Suggested Additional Reading ===== ===== Suggested Additional Reading =====

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