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234    CHAPTER 11 Deep Learning Approaches to Electrophysiological






                                                                      (B) For  epochs  standard  the  higher-level

                                                                      s windows.  over  the  (m),  engineered  compresses  20



                                                                      5  averaged  mean  228  ¼  19  228:40:228)  in features
                                                                      nonoverlapping  are  TFRs  the  then,     12  (AE 1 ,  learned





                                                                      N  The  and  Therefore,  40
                                                                      into  subbands,  TFR.  autoencoder  the
                                                                      is partitioned  computed.  is  3  in  whole  the  first  compresses  CJD-HC.




                                                                      recording  (TFR)  subdivided  for  and  The  (C)  (UL).  40:20:40)  CJD-ENC,



                                                                      EEG  representation  is  TFR  subbands  (AE 2 , parameters (h 2 ). Finally, (D) depicts a classifier with a single hidden layer (h 3 ) of 10 neurons is trained (SL). The whole DL processor is possibly  CJD-AD,
                                                                      19-channels  frequency  averaged  the  for  autoencoders  autoencoder  tasks:




                                                                      The  time  Each  both  stacked  second  classification
                                                                      [30]. (A)  a  channel).  estimated  two  The  the


                                                                      Ref.  channel,  per  are  train  to  (h 1 ).  of
                                                                      proposed in  EEG  every  (one  TFRs  (n) skewness  used  are  and  parameters  40  performance




                                                                      the method  for  and  averaged  the  and  extracted  in  the  improve



                                                                   11.12  epoch,  EEG  19  in  (s),  are  representation  to

                                                                   FIGURE  Flowchart of  each  resulting  deviation  features  input  fine-tuned
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