Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Swift からword2vecを 使ってみる

5287c9b9576749092d3170ec738338b8?s=47 Yusuke Ito
May 26, 2017
Programming
0
590

Swift からword2vecを 使ってみる

5287c9b9576749092d3170ec738338b8?s=128

Yusuke Ito

May 26, 2017
Tweet

More Decks by Yusuke Ito

See All by Yusuke Ito
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
0
290
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
1
1.4k
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
4
980
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
1
500
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
2
470
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
0
170
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
3
1.1k
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
7
2k
5287c9b9576749092d3170ec738338b8?s=48 yusukeito
4
1.3k

Other Decks in Programming

See All in Programming
D07d36d7d3263da869c7d030ba4a64a6?s=48 y__mattu
1
410
7a33106dde82ecc65a220eaf9d131222?s=48 patrickjahr
0
120
Eae7b6aeee72d3081b01d09a2d675f9a?s=48 akkeylab
5
550
Ff0453fcbf27a84de92b9cc1f2aed9af?s=48 koike91
1
250
15934fa2aa7b2ce21f091e9b7cffa856?s=48 manfredsteyer
PRO
0
170
Ca1357a6e793898d30cec23068c3cb36?s=48 shingen29
0
310
585b6bd646ae00cd1025309c912d922f?s=48 saten
5
480
08d5432a5bc31e6d9edec87b94cb1db1?s=48 k0kubun
2
1k
5e511bb6d01d856b4ec7a0e5b1f6a2f0?s=48 syumai
5
740
20c5ddcad23304aed77ce8c3aa020562?s=48 tkmru
0
220
2594ac7ce91fd7d9a3ce71ca7cc2d0c0?s=48 d_date
8
290
9bcd328daf60fe29dc9970f6cfc26730?s=48 kesin11
7
1.2k

Featured

See All Featured
11c84dff30266b907714802088852677?s=48 jasonvnalue
87
8.3k
465724d73fe3a92c0879fdfb43a3a6f3?s=48 philhawksworth
195
9k
F68cb25ae3e5c2106997454b13b7737d?s=48 brad_frost
162
6.8k
Ecdea9b9714877b86cee08458f085481?s=48 trallard
24
1.1k
F716e5f737fcfb03f2cf8d1a184f1dbe?s=48 nonsquared
84
3.6k
3d4519fd34b76fb265fc0237f3792bd4?s=48 danielanewman
208
20k
C44e1f7e22c3f23cff7bc130871047ef?s=48 eileencodes
118
26k
24fc194843a71f10949be18d5a692682?s=48 gr2m
86
11k
D47656e20ff5e42f125fc5ea0fd636c6?s=48 tmm1
64
10k
44b54d2ffcb7857004071cc6795dde11?s=48 cassininazir
350
20k
E6c6e133e74c3b83f04d2861deaa1c20?s=48 searls
207
38k
Dafc4723e9a1c067796c0fec6f509774?s=48 lemiorhan
633
49k

Transcript

  1. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGU͔ΒXPSEWFDΛ ࢖ͬͯΈΔ ϦʔυΞʔΩςΫτ
 ҏ౻༞ี :VTVLF*UP !OPWJ@ നϠΪίʔϙϨʔγϣϯ 5PLZP4FSWFS4JEF4XJGU.FFUVQ
 

  2. 5PLZP݄೔ʙ೔

  3. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4FF63- • https://github.com/shiroyagicorp/swift-seeurl • ݩʑࣾ಺ϥΠϒϥϦΛެ։ • cURL(curlίϚϯυ), libcurlϕʔε •

    ಉظॲཧ(RunLoopෆཁ)  let result = try HTTPClient.sendRequest("GET", "https://google.com") print(result.statusCode, result.body) ϑΥϩʔΞοϓهࣄUSZ4XJGU5PLZPͱͦͷޙ
 IUUQBJBMTIJSPZBHJDPKQNZUSZTXJGUBOEGPMMPXVQ

  4. $PQZSJHIU4IJSPZBHJ$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 
  5. None

  6. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE OVNTX • https://github.com/sonsongithub/numsw • try! Swift TokyoͷϋοΧιϯͰ࡞ͬͨ • Pythonʹ͋Δ਺஋ܭࢉϥΠϒϥϦ(numsw)ΛSwift

    Ͱ΋࢖͍͍ͨ • ࠓ΋ͨ·ʹϝϯςφϯε͍ͯ͠Δ 

  7. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFD • 2013೥͘Β͍ʹެ։ • C࣮૷ • word2vecͷίϯηϓτ͸͜ͷล • https://deepage.net/bigdata/machine_learning/

    2016/09/02/ word2vec_power_of_word_vector.html 

  8. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFDͷιʔείʔυ • https://code.google.com/archive/p/word2vec/ • ͕ͩɺGoogle Codeऴྃʹ൐͍μ΢ϯϩʔυͰ͖ͳ͍ • https://github.com/svn2github/word2vec.git •

    ͜ͷลͷϛϥʔΛ࢖͏ • make Ͱ࣮ߦϑΝΠϧΛϏϧυ • macOSͩͱmalloc.hϔομʔ͕ແ͍ͱ͍͏Τϥʔ͕ग़ΔͷͰɺͦͷߦ Λίϝϯτ͢Δ • demo-*.sh͔Β࢝·ΔγΣϧεΫϦϓτͰσϞΛ࣮ߦ 

  9. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE XPSEWFDD • ςΩετϑΝΠϧΛೖྗͯ͠ɺτϨʔχϯάɺϞσ ϧΛग़ྗ • Cݴޠ 700ߦఔ౓ͷ CLI •

    ϚϧνεϨουରԠ • ίʔυ͕ಡΈʹ͍͘ 

  10. $PQZSJHIU4IJSPZBHJ$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

  11. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGU͔Β࣮ߦ͢Δʹ͸ 1. .cͷιʔεΛSwift͔ΒݺͿ • ͍ͭ΋ͷCͷϥΠϒϥϦΛSwift͔ΒಡΈࠐΉํ๏ • ࠓճ͸ϥΠϒϥϦͰ͸ͳ͘ɺmain()ͷܗʹͳͬͯ ͍ΔͷͰɺϥούʔؔ਺ͳͲΛఆٛ 2.

    ͕Μ͹ͬͯSwiftʹҠ২ 

  12. $PQZSJHIU4IJSPZBHJ$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

  13. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE EJTUBODFDͷ΍Δ͜ͱ • ϞσϧΛύʔεͯ͠ڊେͳ(30MBఔ౓ͷ)ϝϞϦ্ʹಡΈࠐΉ • ͋Β͔͡Ί୯ޠͱ୯ޠΠϯσοΫεʹ෼͚Δ • ୯ޠΠϯσοΫεͱ୯ޠϕΫτϧΛϝϞϦ্ʹಡΈࠐΉ • ༩͑ΒΕͨɺ୯ޠʹରͯ͠ɺ୯ޠϕΫτϧ͔ΒίαΠϯڑ

    ཭Λܭࢉͭͭ͠ɺڑ཭͕͍ۙ΋ͷΛιʔτͯ͠ग़ྗ(දࣔ) • https://ja.stackoverflow.com/questions/2001/word2vecͷ distance͸ͳͥߴ଎ʹಈ࡞͢Δͷ͔ 

  14. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE 4XJGUʹҠ২ • Ϟσϧ(୯ޠϕΫτϧ)ΛಡΈࠐΉϝϞϦۭؒ͸
 UnsafeMutablePointer<Float>.allocate(capacity:)
 Λ࢖༻ • Swift3͔Βಋೖ͞ΕͨϙΠϯλͱϝϞϦۭؒΛ҆શʹޮ཰తʹ ѻ͏࢓૊Έ(݁ߏ೉͍͠) •

    ૉ੖Β͍͠SwiftͷϙΠϯλܕͷղઆ: http://qiita.com/ omochimetaru/items/c95e0d36ae7f1b1a9052 • UnsafeRawPointer Migration: https://swift.org/migration- guide/se-0107-migrate.html 

  15. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ΍ͬͨ͜ͱ • ୯ޠͱ୯ޠΠϯσοΫεͷରԠΛ഑ྻͰ͸ͳࣙ͘ॻʹมߋ • จࣈྻͷѻ͍ΛStringωΠςΟϒʹมߋ • ݩʑchar*΍strcmpͳͲͷCϨϕϧͩͬͨͷͰɺՄಡੑ ΍ѻ͍͕େม •

    (͓ͦΒ͘)ɺϢχίʔυ΁ͷରԠ͕Մೳ • (·ͩ΍͍ͬͯͳ͍͕)ɺιʔτपΓͷվળ 

  16. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ࠓճͷϦϙδτϦ • https://github.com/novi/word2vec-swift 

  17. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE ·ͱΊ • C͔ΒͷҠ২͸ָ • ߏจ΋͍ۙ • ϙΠϯλपΓ΋ಉ͡࢓૊Έ͕࢖͑Δ • word2vecʹ͍ͭͯΑ͘ཧղͰ͖ͯΕ͹͞Βʹ༰қ

    

  18. $PQZSJHIU4IJSPZBHJ$PSQPSBUJPO"MMSJHIUTSFTFSWFE • ࣍ճ: നϠΪͰӡ༻͍ͯ͠ΔαʔόʔαΠυSwift • ൃදऀืूʂτϐοΫ͸ͳΜͰ΋OKʂ