Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Swift からword2vecを 使ってみる
Search
Yusuke Ito
May 26, 2017
Programming
0
1.1k
Swift からword2vecを 使ってみる
Yusuke Ito
May 26, 2017
Tweet
Share
More Decks by Yusuke Ito
See All by Yusuke Ito
Macとオーディオ再生 2024/11/02
yusukeito
0
1.3k
おうちHackを取り入れた リノベーション事例
yusukeito
0
790
Server Side Swiftを しばらく運用してみた話
yusukeito
0
610
Swift Outside the Box
yusukeito
1
2.6k
SwiftでgRPCとProtocolBuffersを使う
yusukeito
4
1.4k
Swift on Raspberry Pi でI2Cデバイスを使う
yusukeito
1
680
Isomorphic Swift
yusukeito
2
640
Swiftの値付きEnumをHackする
yusukeito
0
370
Swift プロトコル指向なCのラッパーを作る
yusukeito
3
1.3k
Other Decks in Programming
See All in Programming
Zendeskのチケットを Amazon Bedrockで 解析した
ryokosuge
3
320
🔨 小さなビルドシステムを作る
momeemt
4
690
意外と簡単!?フロントエンドでパスキー認証を実現する WebAuthn
teamlab
PRO
2
780
How Android Uses Data Structures Behind The Scenes
l2hyunwoo
0
480
Navigation 2 を 3 に移行する(予定)ためにやったこと
yokomii
0
350
250830 IaCの選定~AWS SAMのLambdaをECSに乗り換えたときの備忘録~
east_takumi
0
400
テストカバレッジ100%を10年続けて得られた学びと品質
mottyzzz
2
610
Azure SRE Agentで運用は楽になるのか?
kkamegawa
0
2.5k
1から理解するWeb Push
dora1998
7
1.9k
さようなら Date。 ようこそTemporal! 3年間先行利用して得られた知見の共有
8beeeaaat
3
1.5k
Design Foundational Data Engineering Observability
sucitw
3
210
「手軽で便利」に潜む罠。 Popover API を WCAG 2.2の視点で安全に使うには
taitotnk
0
870
Featured
See All Featured
jQuery: Nuts, Bolts and Bling
dougneiner
64
7.9k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
The Pragmatic Product Professional
lauravandoore
36
6.9k
It's Worth the Effort
3n
187
28k
Why You Should Never Use an ORM
jnunemaker
PRO
59
9.5k
Facilitating Awesome Meetings
lara
55
6.5k
Side Projects
sachag
455
43k
YesSQL, Process and Tooling at Scale
rocio
173
14k
Designing Experiences People Love
moore
142
24k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
358
30k
Become a Pro
speakerdeck
PRO
29
5.5k
Building a Scalable Design System with Sketch
lauravandoore
462
33k
Transcript
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGU͔ΒXPSEWFDΛ ͬͯΈΔ ϦʔυΞʔΩςΫτ ҏ౻༞ี :VTVLF*UP !OPWJ@ നϠΪίʔϙϨʔγϣϯ 5PLZP4FSWFS4JEF4XJGU.FFUVQ
5PLZP݄ʙ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4FF63- • https://github.com/shiroyagicorp/swift-seeurl • ݩʑࣾϥΠϒϥϦΛެ։ • cURL(curlίϚϯυ), libcurlϕʔε •
ಉظॲཧ(RunLoopෆཁ) let result = try HTTPClient.sendRequest("GET", "https://google.com") print(result.statusCode, result.body) ϑΥϩʔΞοϓهࣄUSZ4XJGU5PLZPͱͦͷޙ IUUQBJBMTIJSPZBHJDPKQNZUSZTXJGUBOEGPMMPXVQ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ϝϯςφϯε͍ͯ͠ΔϥΠϒ ϥϦ • novi/mysql-swift: MySQLΫϥΠΞϯτ (όΠϯσΟϯά) • novi/nkf-swift: Network
Kanji FilterͷόΠϯσΟϯά • novi/mecab-swift: MeCabܗଶૉղੳͷόΠϯσΟϯά • novi/i2c-swift: I2CόεϥΠϒϥϦ • shiroyagicorp/swift-seeurl: cURL(HTTPS)ΫϥΠΞϯτ
None
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE OVNTX • https://github.com/sonsongithub/numsw • try! Swift TokyoͷϋοΧιϯͰ࡞ͬͨ • Pythonʹ͋ΔܭࢉϥΠϒϥϦ(numsw)ΛSwift
Ͱ͍͍ͨ • ࠓͨ·ʹϝϯςφϯε͍ͯ͠Δ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFD • 2013͘Β͍ʹެ։ • C࣮ • word2vecͷίϯηϓτ͜ͷล • https://deepage.net/bigdata/machine_learning/
2016/09/02/ word2vec_power_of_word_vector.html
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFDͷιʔείʔυ • https://code.google.com/archive/p/word2vec/ • ͕ͩɺGoogle Codeऴྃʹ͍μϯϩʔυͰ͖ͳ͍ • https://github.com/svn2github/word2vec.git •
͜ͷลͷϛϥʔΛ͏ • make Ͱ࣮ߦϑΝΠϧΛϏϧυ • macOSͩͱmalloc.hϔομʔ͕ແ͍ͱ͍͏Τϥʔ͕ग़ΔͷͰɺͦͷߦ Λίϝϯτ͢Δ • demo-*.sh͔Β࢝·ΔγΣϧεΫϦϓτͰσϞΛ࣮ߦ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFDD • ςΩετϑΝΠϧΛೖྗͯ͠ɺτϨʔχϯάɺϞσ ϧΛग़ྗ • Cݴޠ 700ߦఔͷ CLI •
ϚϧνεϨουରԠ • ίʔυ͕ಡΈʹ͍͘
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE EJTUBODFD • ϞσϧϑΝΠϧͱ୯ޠ(ෳ)Λೖྗͯ͠ɺίαΠϯ ྨࣅ(ίαΠϯڑ)Λܭࢉͯ͠ग़ྗ Enter word or sentence
(EXIT to break): cat dog Word Cosine distance ------------------------------------------------------------------------ goat 0.827205 cow 0.796463 bee 0.788516 blonde 0.784559 hamster 0.784402 ass 0.779677 rat 0.774975
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGU͔Β࣮ߦ͢Δʹ 1. .cͷιʔεΛSwift͔ΒݺͿ • ͍ͭͷCͷϥΠϒϥϦΛSwift͔ΒಡΈࠐΉํ๏ • ࠓճϥΠϒϥϦͰͳ͘ɺmain()ͷܗʹͳͬͯ ͍ΔͷͰɺϥούʔؔͳͲΛఆٛ 2.
͕ΜͬͯSwiftʹҠ২
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ϞσϧϑΝΠϧ • ୯ޠͷϦετ(char*)ͱ୯ޠΠϯσοΫε(Int) • ୯ޠΠϯσοΫεͱ୯ޠϕΫτϧ(Float) • σϞͩͱαΠζ͕30ϝΨόΠτ͋Δ m0
m1 m2 i0 the -0.455356 1.908487 1.365852 i1 of 0.266191 1.750760 0.486601 i2 and 0.889470 1.455499 0.380907 i3 one -2.213606 0.914580 -0.512441
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE EJTUBODFDͷΔ͜ͱ • ϞσϧΛύʔεͯ͠ڊେͳ(30MBఔͷ)ϝϞϦ্ʹಡΈࠐΉ • ͋Β͔͡Ί୯ޠͱ୯ޠΠϯσοΫεʹ͚Δ • ୯ޠΠϯσοΫεͱ୯ޠϕΫτϧΛϝϞϦ্ʹಡΈࠐΉ • ༩͑ΒΕͨɺ୯ޠʹରͯ͠ɺ୯ޠϕΫτϧ͔ΒίαΠϯڑ
Λܭࢉͭͭ͠ɺڑ͕͍ۙͷΛιʔτͯ͠ग़ྗ(දࣔ) • https://ja.stackoverflow.com/questions/2001/word2vecͷ distanceͳͥߴʹಈ࡞͢Δͷ͔
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGUʹҠ২ • Ϟσϧ(୯ޠϕΫτϧ)ΛಡΈࠐΉϝϞϦۭؒ UnsafeMutablePointer<Float>.allocate(capacity:) Λ༻ • Swift3͔Βಋೖ͞ΕͨϙΠϯλͱϝϞϦۭؒΛ҆શʹޮతʹ ѻ͏Έ(݁ߏ͍͠) •
ૉΒ͍͠SwiftͷϙΠϯλܕͷղઆ: http://qiita.com/ omochimetaru/items/c95e0d36ae7f1b1a9052 • UnsafeRawPointer Migration: https://swift.org/migration- guide/se-0107-migrate.html
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ͬͨ͜ͱ • ୯ޠͱ୯ޠΠϯσοΫεͷରԠΛྻͰͳࣙ͘ॻʹมߋ • จࣈྻͷѻ͍ΛStringωΠςΟϒʹมߋ • ݩʑchar*strcmpͳͲͷCϨϕϧͩͬͨͷͰɺՄಡੑ ѻ͍͕େม •
(͓ͦΒ͘)ɺϢχίʔυͷରԠ͕Մೳ • (·͍ͩͬͯͳ͍͕)ɺιʔτपΓͷվળ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ࠓճͷϦϙδτϦ • https://github.com/novi/word2vec-swift
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ·ͱΊ • C͔ΒͷҠ২ָ • ߏจ͍ۙ • ϙΠϯλपΓಉ͡Έ͕͑Δ • word2vecʹ͍ͭͯΑ͘ཧղͰ͖ͯΕ͞Βʹ༰қ
$PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE • ࣍ճ: നϠΪͰӡ༻͍ͯ͠ΔαʔόʔαΠυSwift • ൃදऀืूʂτϐοΫͳΜͰOKʂ