comparison of support vector machine and neural network for text ...

Download PDF
5 downloads 791 Views 205KB Size Report
Comment
ages and videos frames into text and non-text regions using support ... this paper, we compare sVM and a kind of typical neural network (MLP) for text texture ...
                                   

                                                                    

            !  

             

                    "                              #$ %"&'()"'%     ! "#  ## " #     # $ "  #     #     #          " $      "       #%#"#  "   "    #%    #  $  "  $ "    # #  " $  %  #&       $      % $      # & $  #   $ &% #     "          #%#" '      #       $  # $ %  %#   "   " &   ( "# #  %   ) %  %  #       &  ##  "     $ "  Æ  " $  $%    #  ## %    ##  $!  #& $    $ " "#   #  #%#" $       # $  #   # #  # % * +,,-    #  # #     "  %##    ##"   #    "   $             & #   % !  #        ! #  # $ " $  #     " %##  ##

"   +.-       " % #      # "     #   ! #      ! "   #"   #" !   #"  ## " # #   # %  %  # #  # #    #   # #  #" $     "# #  # % /   +,0-  # #  #" $   #" 

 #    #"  # #"   $  $   #        # $  "  1## # #  ##!    ### 2    3 #  4 "#  "   "    & 1    +5- #   $  $    #    $     # " # "% %   $ " $ #    %  #"    #       ##!  !  ,666 &   +7- ##  #    # $       $    " ##     "  & $ "   #   #   #  ##  #  "  & $ " #   # &    ##  #    "% & 

# % $ $#  "#   #    # # "    "    $ " 8   +9-  #     & # "  ##$% " & # $ #   " "##  "  '    "%#     &   $%   & $ # 2! #3 #    :#   # # & "         % ## ; #  %       & #     " # $  #  &  #   #%  %      5  "    $ " $   ! # $ # >  8   # ?9. "## 

#    ,.,. #   E  D 2    3 2?3  # " #      %#  $   #  # #  # #    #    &     # "%    

         "#     $   # $     !     #    # $  " #  # $  

$  # " # ) # ??      #  $   #  $   $ 9,? "##   #    # $ ?9. "##

)       "%  "#   # $   # #!%   #  ; "  % ##    %  #  ###$   " # ##! #&#  &%   #  #    ###   # # $  # """ "   #  ### $ > #   $  +6-  #     % #    % ##! #&     "#E 2  3  2   3   2  3    D ,     # #     #& # ##   

  " # $   "#  #     ### B "   #      # #%    ,95I $#  "# 2  "# $ #3  " $ #  "#  % #

% . "# #    "# #    " #  ("  )#& "# $ " 8    ##$% %  #  ## 

%  ""#  

    #  > "#  ""#      # 

 $  "    "# # #     )#& "#   ""# 

    #    "#  $   % #     #   #  $  > # #   $%  #       # $     $#  " 

"   

    " $    > #  !   # $ #    ""# (; 7 '   # % )  ## $ 2):B3 & E 



 2  3 D  ¾ ¾ 2,,3    &      #   "  #    #  $ #"  #     #       ##     "%     ! $  >     > # 



  

          

   #          !   $ " 4 $  ##       ##  4 $  ##     #  & E ,       #  4  # $ ; # $  # J$ #J ? ##  $  ##  $  @ B D ,  4     > #   $ #    #    #     #  "  (   

 $   %## #   $ #  # # 5 &   $  

#    # 

  "  2@3 #  "  "     > #          #   #  # $ >    "   $  +6-

"    /        !    $   # % #  ,.,.     % 5 #   $  "# $  "#     # # $           # $ $   #  D 2     3 K# #   #    "  "  $

2 3 D 



   2  3 G 

2,?3

#  !  $    #      !  $         # ! #E

 23 D







¾ , ¾ ¼¾ 2 3 ?  

 

 

2,@3

   #  # $ "    $ #        $     /  "%   D ,0        #  ! #    $  23  0 

+,$+&+%" ( "#   

    # ## ?500    

#  7.570  # $  $  $ & # $ $ #   

  #  $#  "# # $ "   # +?-          #"# # #  # # " #  90 " ## "#      # $  # "# F # (   $ "  " # @9??CC  7?097. #  (1  (1 $ "   " ##       %# $  %     ! "   $ "#   #" # #      "    ("  )#& "# ;  #    " %    2 83 $ " #  8 ### $   %     %  500  #    %    #         % $ $   # #"    $ " $  ! #   , # "#   

  $ #"  # /  #  > ##   $ "#  8  % $  ##   # ##      " # $   "#  #     ### K# >   #   $  # #    $ "    #   $

                 

    !    "     

    "  "    

  #  () >  8 7 70I . 00I 7 .,I 9 77I > ? 9.I @ 66I , 07I ? 6?I  $ &  %# %   #  $ " $ ,07I 



   #   # $   8 K#  !   " % (; ,@   "    $#  " # $ "  ?500 #"# %      !  "#     # B  ? ## #"   ! ## 2 #  # ##  ?   # #    #   #  #  # Æ   # #  &%        #&3   # " 

%  6C7I  #     % $#  "#  "##  #   "#% %     %  #

                 

)'%)#('%  #     #  > # " $  $%    $ "   $ %  %#   "#   # B & # $ $  E # "     $ " #   $    Æ#    #  "   # "    "# #  > #   ;  8 $  ##     !  "  #   #  # $     $

 # $ #    #   # #     ## #   #  ! "  #   ##!    

 ##     $ " "#   # / %  #" +,-  )    !       6?9I      6,7I   

)0%'1#+-+%"   #  &  &  "% : )   

 #   $  ""#  #  &

&+*+&+%)+      ! " # $ %& '     (  ) *  )   ! *  '   $+  $ ,,   $ - .   / )  $ % "'   .(   0     ' $+   

                $ 0 1 ,,$ (( 2134 5 6   . 7  $ %              $+

   $   8,$   9$ (( 183:5$ .( :: 8  ;   *  . B * $ %        *      ( > ((   $+     $ (( 91348$ :9$ =  -   0 '     :   (*$     #   $$   7 ? C . $ ::9 ,  7$ ' !    6 ! ' $ %     $+       !  #" $ ::1$ (( 534  B D $ - -   0 -  $ %=      (     $+     $   ,$   9$ (( 253254$ ::2