Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Speaker Deck
PRO
Sign in
Sign up for free
画像解析(MNIST)
asagiman
September 28, 2019
Programming
0
58
画像解析(MNIST)
第9回もくもく会資料
asagiman
September 28, 2019
Tweet
Share
More Decks by asagiman
See All by asagiman
G検定講座#1
asagiman
0
20
敷居の低いAI勉強会#3
asagiman
0
7
敷居の低いAI勉強会#4
asagiman
0
18
BIRD
asagiman
0
12
開発合宿#1_アジェンダ
asagiman
0
110
「さんすう」
asagiman
0
56
G検定#2
asagiman
0
67
みやこもくもく会#8資料「機械学習実践セミナー」
asagiman
0
140
AI & Disconnecting the Dots
asagiman
0
29
Other Decks in Programming
See All in Programming
roadmap to rust 2024
matsu7874
1
810
byte列のbit表現を得るencodingライブラリ作った
convto
1
110
偏見と妄想で語るスクリプト言語としての Swift / Swift as a Scripting Language
lovee
2
270
C言語でメモリ管理を考えた話
hkawai
0
190
Jetpack Compose 頑張らないPreviewParameterProvider
horie23
0
110
Enterprise Angular: Frontend Moduliths with Nx and Standalone Components @jax2022
manfredsteyer
PRO
0
300
Git Rebase
bkuhlmann
7
1k
New Relicを使った Observabilityの実現方法と活用例 / gocon 2022 spring after talk
budougumi0617
0
1.1k
microCMS × Shopifyで、ECサイトがリニューアル後急成長した話
microcms
0
470
Licences open source : entre guerre de clochers et radicalité
pylapp
1
270
Explore Java 17 and beyond
josepaumard
3
650
あなたの会社の古いシステム、なんとかしませんか?~システム刷新から考えるDX化への道筋とバリエーション~/webinar20220420-systems
grapecity_dev
0
130
Featured
See All Featured
Support Driven Design
roundedbygravity
86
8.4k
Intergalactic Javascript Robots from Outer Space
tanoku
261
25k
StorybookのUI Testing Handbookを読んだ
zakiyama
4
2k
How To Stay Up To Date on Web Technology
chriscoyier
780
250k
How GitHub Uses GitHub to Build GitHub
holman
465
280k
Six Lessons from altMBA
skipperchong
14
1.3k
Art, The Web, and Tiny UX
lynnandtonic
280
17k
The Brand Is Dead. Long Live the Brand.
mthomps
45
2.7k
Build your cross-platform service in a week with App Engine
jlugia
219
17k
Art Directing for the Web. Five minutes with CSS Template Areas
malarkey
196
9.4k
The MySQL Ecosystem @ GitHub 2015
samlambert
238
11k
How New CSS Is Changing Everything About Graphic Design on the Web
jensimmons
212
11k
Transcript
Έ͜ ͘͘ձ ./*45 ϓϨθϯλʔɹTomohiro Iida
ΞδΣϯμ ࣗݾհˍຊͷΰʔϧઆ໌ʢʣ ࢀՃऀͦΕͧΕͷࣗݾհʢʣ ./*45ϋϯζΦϯʢʣ
ΞδΣϯμ ࣗݾհˍຊͷΰʔϧઆ໌ʢʣ ࢀՃऀͦΕͧΕͷࣗݾհʢʣ ./*45ϋϯζΦϯʢʣ
ܦྺ
ຊͷΰʔϧ ࣗͷखॻ͖ࣈΛ ผ͢ΔϞσϧΛ࡞Δ
ࢯ໊ʢϋϯυϧωʔϜՄʣ झຯ ʮ͜ΜͳJQIPOFݏͩʂʯΛڭ͍͑ͯͩ͘͞ ࢀՃऀࣗݾհ
ࣗݾհˍຊͷΰʔϧઆ໌ʢʣ ࢀՃऀͦΕͧΕͷࣗݾհʢʣ ./*45ϋϯζΦϯʢʣ
./*45ͱ ./*45ͱɺը૾σʔληοτͷ͜ͱɻ ʢखॻ͖ࣈը૾ ຕͱɺςετը૾ ຕΛूΊͨͷʣ ҎԼ͕ϖΞʹͳ͍ͬͯΔɻ खॻ͖ͷʙͷࣈ͕ॻ͔Εͨը૾σʔλͱɺ ͦͷը૾ʹॻ͔Ε࣮ͨࡍͷࣈσʔλ
ը૾ೝࣝͱ IUUQTTVQFSTNBTICSPTGBOEPNDPNKBXJLJ&""&#&"' ը૾ೝࣝͱ ը૾σʔλ͔Βɺਓؒʹͱͬͯҙຯͷ͋ΔใΛ நग़͢ΔλεΫͷ͜ͱΛ͍͏ɻ ୯ͳΔࣈʹ͗͢ͳ͍
./*45ͱ IUUQTXFCMBCPPTDBTJFSSBOFUQZUIPOLFSBTNOJTUTBNQMFIUNM σʔλͷ༷ࢠ
./*45ͱ IUUQTXFCMBCPPTDBTJFSSBOFUQZUIPOLFSBTNOJTUTBNQMFIUNM ग़ྗ͜Μͳײ͡ ࣈ ֬ 0 0.014 1 0.001 2
0.013 3 0.719 4 0.034 5 0.016 6 0.023 7 0.065 8 0.086 9 0.029
ͰɺͬͯΈ·͠ΐ͏ ࣮
4FRVFOUJBMϞσϧ IUUQNBSVQFLFDPN*,%"%7@%-@/P@,FSBTIUNM %FOTF
3FMVؔ ೖྗ͕ҎԼͳΒɺҎ্ͳΒͦͷ··ग़ྗ͢Δؔͷ͜ͱɻ ҎԼͷࣜͰදͤΔɻ I Y \Y Y Y ^
IUUQTUFDICMPHHNPBQKQ&"'&"#&"%"&#'&&"&#$&&"&#$&#&#&#&"&#%#'&'&$&#&'#"&$"$&"&""
%SPQPVU σʔλ͕มʹͳͬͯ͠·͏͜ͱΛ͙ɻ IUUQTRJJUBDPNNJOFJUFNTECBCCFGD
3.4QSPQ lޯ߱Լ๏zΛ ࠷దԽ͢ΔΞϧΰϦζϜͷͻͱͭ దԠతֶशͷํࣜͷ࣮ݱ
ޯ߱Լ๏ ޯ߱Լ๏ͷߟ͑ํ˰্͔ΒϘʔϧΛམͱ͠Ұ൪͍ͱ͜Ζ୧Γண͘·Ͱͭ IUUQXXXQMBODWUJUFDIBDKQGVLVEBMBCCBDCEEBCDCBGDDGDQEG
ޯ߱Լ๏ ࣌ࠁͰ ʹ͋ͬͨϘʔϧΛޯͷٯํಈ͔͢ࡍͷϧʔϧ (+1) = () + ∆() , ∆()
= − (4.9) lͱॱ࣍܁Γฦ͢͜ͱͰɼޡࠩؔάϥϑͷఈ߱Γ͍ͯ͘ ˎ̍εςοϓͷҠಈڑ∆ lֶशzͰܾఆ͞ΕΔ IUUQXXXQMBODWUJUFDIBDKQGVLVEBMBCCBDCEEBCDCBGDDGDQEG
ޯ߱Լ๏ ֶशͷऔΓํτϥΠΞϯυΤϥʔʹجͮ͘ w ֶश͕େ͖͍ ˰ࠁΈ͕ߥ͗ͯ͢ޡࠩؔͷܗঢ়Λଊ͑ΒΕͣɼऩଋ͠ͳ͍ w ֶश͕খ͍͞ ˰ֶश͕Ұʹਐߦ͠ͳ͍ IUUQXXXQMBODWUJUFDIBDKQGVLVEBMBCCBDCEEBCDCBGDDGDQEG
$//ͱ ը૾σʔλʹదͨ͠ܗͷ χϡʔϥϧωοτϫʔΫ ը૾Λͦͷ··ͷܗʹ̎࣍ݩͰ ѻ͏͜ͱ͕Ͱ͖Δ $POWPMVUJPOBM/FVSBM/FUXPSL
$//ͷશମ૾ $//ɺΈࠐΈϓʔϦϯάʹΑͬͯಘΒΕͨಛϚοϓͷ֤ϐΫηϧσʔλΛɺ χϡʔϥϧωοτϫʔΫͷೖྗͱͯ͠ར༻͢Δɻ IUUQTXXXBUNBSLJUDPKQBJUBSUJDMFTOFXTIUNM
$// ΈࠐΈ IUUQTULFOHPHJUIVCJPCMPHVOEFSTUBOEJOHDPOWPMVUJPOBMOFVSBMOFUXPSLTGPSOMQ
Χʔωϧ ʢϑΟϧλʔʣ
$// ϓʔϦϯά IUUQTULFOHPHJUIVCJPCMPHVOEFSTUBOEJOHDPOWPMVUJPOBMOFVSBMOFUXPSLTGPSOMQ ը૾αΠζΛܾΊΒΕͨϧʔϧʹैͬͯখ͘͢͞Δ NBYϓʔϦϯά
$// શ݁߹ ग़ྗͷܗΛ̍࣍ݩʹมܗ͢Δ ௨ৗͷχϡʔϥϧωοτϫʔΫͱಉ͡ ʮӅΕʯʮग़ྗʯʹଓ͠ɺ
͓͠·͍ pO