深度学习-2016年课件deep

1、?=03 =31A32%3B?/:!=31A-7A6?=03 =31A32%3B?/:!=/= 4/0: A= 43/AB?3 = A63 3A7?3 ;/5 4=? A63 $%!)* -7A6 :/?53? ;/5 :3/?7/A63 3/= 3E37C3# -E7/5 F=BD=B:26/C3/= !# 7BAB7A /;7 F=B A= /AB? F=BD=B:26/C3 =?23?=4 !$ ?;A A= # *63 43324=?D/?2 /2 19?/5/A7 1;BA/A7 D=B:2 : /BAA:=D3? =;/?E/5=31A32! &3=31A32! &3 A= ?3A

2、?71A A63 1=31A7= 03AD33 A63 67223 B7A /2 A63 7BA B7A :73/16 67223 B7A A= 1=31A A= =:F / :B03A =4 A63 7BA B7A 177:#*#),)$( *$*( $#%- !( # A63?3 7 =4A3 /= /AB?/: D/F A= 31A=4 7BA B7A A= 1=31A A= / 767223 B7A /D3: 6772=4 6/7:=1/:F 1=31A32 3AD=?9 /:= 2777:5# 341/ 3B?= 7A7C3 4 73 A63F 3= =:F A= A;B:7 7 /

3、 ?/A=?=3?AF=?=3?AF=40375 L() ) $# ;75 A A63 A/A7A71 =4 =3 ? =4A63 5/?3A63 /;3 /F=A63?!)= ()!)% )#)$ % )( /2 D3 1/?3173:F 6/7 :3/?32 43/AB?3 =C3? ;: /A1/;: /2:4? A63:/?53? /5 D3 1/A63:F :3/?32 /A? 23A31A=? /FD63?3 7 A635 1771/: D31/A93A63:3/?32 E 43/AB?3/2 $#+$!+ A;D7A6 A63 :/?53?5 A6B A77/ 27443?3A

4、43AB/1A7/A7C/:B3 / 3/16 :1A77 A63 5=A63?3$ 67223=A63?3$ 67223 #34A (*(5*=C=! =C=! )B F=BD/A A= 3/B3 4? E-7A6 =31A32 (.( * -7A6=A63?3$ 672233 $3 3?3#34A &(74*$3$33?3!Y(&33?3: (*33 5=C=:BA7= 0(0(7(0*=!4D3B3/: A63=!4D3B3/: A633EA?/1A323AB3D7A6/ 13 A67 1/ 03 BA/A7= 163=3 D3 DA A= 43/AB?3=C3? E D3 6/C3 A

5、= =;OO;= 4/? 1/ #3/?75 / 1/743 D7A6 7BA BD73:2F /21/?=3A=C3? ! =:5 A=231?703/:/?53;5 D31/55?5/3A/A7A71 =4 A633 4/?3 / C/?7=B =/=! =! )B053 =:75?L/E=31=B:2;AA63/ =?/ C/:B3=4/?A7:AB/?57 =4A63 5*633 ?A/A7A71/?3;16 :=D3? 727;7/21/ : 7;? ?3B:A :3 =C3? 47AA75!=C=:BA7=/: %3B?/: =C=:BA7=/: %3B?/: 3 =C=:BA7=

6、 F?= ?!=?D/?2!=?D/?2/ N + 8N !k !k 3=xY; 8 3/AB?3 NT 8 _ ! ! % % !UYU a !U a !5TU=:75T uM 2U a U a !5TUV=5I T=Hk?=23LME6IVV=5cL TV=5 xTnV_ =5=5a !2 2$/02LeCun的表示! 5CB 8 Y 7 o2!eY %1TC RSCB UY !UY !B%TkCB + DB i%sCB UY UY ! CB 3h6N83h6N8:3E 63CF % N3QNQTw #= =5 I!#% ()*+-#&!112034!5T:3E d UI T:3E d U

7、I $=5 X !#% ()*+-#&!112034!56*+ T:3E UI T:3E UI f UI $=5U I!#% ()*+-#&!112034!5T:3E Y|CUT:3E Y|CU xTYe7 !#% ()*+-#&!112034!5.! BG /2 3ACBA.! BG /2 3ACBA image size C3x3 stride 3x3 stride 3x3maxstride 3Input Layer Layer Layer Layer Layer Layer Layer 52filtersizestride TT1max02max0inception 2inception

8、 2max0inception 2inception 2inception 2inception 2inception 2max0inception 2inception 2avg0dropout 010patch ConvNetAA-BCDE11weight 11weight 13weight 16weight 16weight 19weight input(224?224RGBConvNetAA-BCDE11weight 11weight 13weight 16weight 16weight 19weight input(224?224RGBFC-FC-FC-soft-3%3Alayero

9、utput18-34-50-101-152-stride conv23%3Alayeroutput18-34-50-101-152-stride conv2 11,11,11,33, 33, 33, 11, 33, 11, 33, 11, conv3 33, 33, 33,33, 4 11,128 33, 4 11,128 33, 4 11,128 33, conv4 33, 33, 33,33, 4 11,256 33, 4 11,256 33, 4 11,256 33, conv5 33, 33, 33,33, 4 11,512 33, 4 11,512 33, 4 11,512 33,

10、averagepool,1000-dfc,BA= BA= BA= BA= %3AD=?9 !%3AD=?9 ! +) *! +) *! ) 35?7G35?7G=!%3B?/:?=3A=3C3 D7A6 :=D2;=/ ;02253 2;=/2/=D/?1? 35 =31=C=:BA7=?;?1=A?70BA3 ; A= A63 , 2;= /=? 5?/G/=! $%& (*($- &. */(0&00*$ 0&3 4&$(&.$(&/&(0&($&$& ( *(- &$5 8(6 (/&35?735?7G=! *?/775 /2 /2/7= /11B?/1F 4=? ?/=E?/1= B7

11、5 A63 1=C=:BA7=/: 3B?/: 3AD=?9=:=03?A/2-3A=;= /:= ? 7 7;3 /F D7A6 ?31B?7C33B?/:/ /2/= /11B?/1F 0F ;=? /35?35?7G=!*=3A63?3; =4?/7:7?=/16 7 A63 17 :3/?7?=3! F1: 3BG/7 63=BA ?7/A3A3535?7G= ?353!3G5A631?= 3F3?=?4=?4/7= ( / ?5/?G/= ?*63=C3?/:1=AE7 A63 35?735?7G7= ?353 3/16 3B?/: ?32347?=0/02B?75 ?/5 D63A

12、3A7 35?G35?G=?353?=! 3B/?GA A/A33 3/:G 3/:G =?; =4 =? =4 ;022 (3 ;022 # A?/7 ;2275 GH/2 473 AB=BA )?/3A35?G=35?G=?353?=! 33! 3=/A/3A)EA?/1A7= /9=0?S;( 0(&04%(*$,( ED.$&0$*-5935?G=35?G= ?353?=! 33! 33/:F7 D7A6 /A /4=?2?09 $=23:U 1B?73B?/:?J=?0&-$&-/&0.($-(-+$&0*(.&$)(C&)0 */)7+& F /(0$5)6 0$&D0$&D -$

13、(D -($D(-+0$.-($35?35?G=?353=?=3GI 3?=/G75 , ?;=4;022B31A32:F 63: =;G=?= ?/?=(3 ;022 D=?2 ?= 7 /0= /2 ?=C35?/G/=35?G35?G=?353=?=?=BA 2 63: 5GAC3 A6=B56 A63 A?77!1;3 :D3 A63 /:72A7 /11B?/1F 7 A7: ?77/:77/: 3AA75 F73:2 ;7/ :A7A/:72/A7/73 = /AA D633/:77/ ?5:/?GA7 6: 5?:7GA7 = 7A 7 /2232 7: A63 A?77/11B?/1F47?A2?/2A632/A:!A6/A 5?7G7 ;2275 /:= 63: 77G77;?756A4AA63:A7A/!5:/?5:/?7A7=?/573 07/7=4 (35?7=*/0:3 6=DAA1;77, ?=4D3756A/23;22754B?A63? 7;?3/11B?/1F 0F J 73?13A/53 A6/ :F737A63? 75:3 =3 =4 A!/?A7?/53=41=3447173A