[B! chainer] nakamodsã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

nakamods id:nakamods

chainerã«é–¢ã™ã‚‹nakamodsã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿è‡ªå‹•æœ€é©åŒ–ãƒ„ãƒ¼ãƒ«ã€ŒOptunaã€å…¬é–‹ - Preferred Networks Research & Development
ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿è‡ªå‹•æœ€é©åŒ–ãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ã€ŒOptunaã€ã®ãƒ™ãƒ¼ã‚¿ç‰ˆã‚’ OSS ã¨ã—ã¦å…¬é–‹ã—ã¾ã—ãŸã€‚ã“ã®è¨˜äº‹ã§ã¯ã€Optuna ã®é–‹ç™ºã«è‡³ã£ãŸå‹•æ©Ÿã‚„ç‰¹å¾´ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ å…¬å¼ãƒšãƒ¼ã‚¸ å…¬å¼ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆ ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ« GitHub ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¨ã¯ï¼Ÿ ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¨ã¯ã€æ©Ÿæ¢°å¦ç¿’ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã®æŒ™å‹•ã‚’åˆ¶å¾¡ã™ã‚‹ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®ã“ã¨ã§ã™ã€‚ç‰¹ã«æ·±å±¤å¦ç¿’ã§ã¯å‹¾é…æ³•ã«ã‚ˆã£ã¦æœ€é©åŒ–ã§ããªã„ãƒ»ã—ãªã„ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã«ç›¸å½“ã—ã¾ã™ã€‚ä¾‹ãˆã°ã€å¦ç¿’çŽ‡ã‚„ãƒãƒƒãƒã‚µã‚¤ã‚ºã€å¦ç¿’ã‚¤ãƒ†ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³æ•°ã¨ã„ã£ãŸã‚ˆã†ãªã‚‚ã®ãŒãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¨ãªã‚Šã¾ã™ã€‚ã¾ãŸã€ãƒ‹ãƒ¥ãƒ¼ãƒ©ãƒ«ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®å±¤æ•°ã‚„ãƒãƒ£ãƒ³ãƒãƒ«æ•°ã¨ã„ã£ãŸã‚ˆã†ãªã‚‚ã®ã‚‚ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã§ã™ã€‚æ›´ã«ã€ãã®ã‚ˆã†ãªæ•°å€¤ã ã‘ã§ãªãã€å¦ç¿’ã« Momentum SGD ã‚’ç”¨ã„ã‚‹ã‹ãã‚Œã¨ã‚‚ Adam ã‚’ç”¨ã„ã‚‹ã‹ã€ã¨ã„ã£ãŸã‚ˆã†ãªé¸æŠžã‚‚ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¨è¨€ãˆã¾ã™ã€‚ ãƒã‚¤ãƒ‘ãƒ¼ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®èª¿æ•´ã¯æ©Ÿæ¢°å¦ç¿’ã‚¢
nakamods 2018/12/03
chainer

æ©Ÿæ¢°å¦ç¿’

dl

python
ãƒªãƒ³ã‚¯
æ·±å±¤å¼·åŒ–å¦ç¿’ãƒ©ã‚¤ãƒ–ãƒ©ãƒªChainerRL - Preferred Networks Research & Development
Chainerã‚’ä½¿ã£ãŸæ·±å±¤å¼·åŒ–å¦ç¿’ãƒ©ã‚¤ãƒ–ãƒ©ãƒªChainerRLã‚’å…¬é–‹ã—ã¾ã—ãŸï¼Ž https://github.com/pfnet/chainerrl PFNã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®è—¤ç”°ã§ã™ï¼Žç¤¾å†…ã§Chainerã‚’ä½¿ã£ã¦å®Ÿè£…ã—ã¦ã„ãŸæ·±å±¤å¼·åŒ–å¦ç¿’ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’â€ChainerRLâ€ã¨ã„ã†ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã¨ã—ã¦ã¾ã¨ã‚ã¦å…¬é–‹ã—ã¾ã—ãŸï¼ŽRLã¯Reinforcement Learningï¼ˆå¼·åŒ–å¦ç¿’ï¼‰ã®ç•¥ã§ã™ï¼Žä»¥ä¸‹ã®ã‚ˆã†ãªæœ€è¿‘ã®æ·±å±¤å¼·åŒ–å¦ç¿’ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’å…±é€šã®ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã§ä½¿ãˆã‚‹ã‚ˆã†å®Ÿè£…ã—ã¦ã¾ã¨ã‚ã¦ã„ã¾ã™ï¼Ž Deep Q-Network (Mnih et al., 2015) Double DQN (Hasselt et al., 2016) Normalized Advantage Function (Gu et al., 2016) (Persistent) Advantage Learning (Bellemar
nakamods 2017/02/20
chainer

å¼·åŒ–å¦ç¿’

dl
ãƒªãƒ³ã‚¯
ç·šç”»ç€è‰²webã‚µãƒ¼ãƒ“ã‚¹PaintsChainerã‚’å…¬é–‹ã—ãŸ - Qiita
http://paintschainer.preferred.tech ã“ã¡ã‚‰ã«å…ˆæœˆè¨˜äº‹ã«ã—ãŸç·šç”»ã®ç€è‰²ã®ãƒ‡ãƒ¢ã‚’å…¬é–‹ã—ã¾ã—ãŸï¼ï¼ åéŸ¿ã®å¤§ãã‹ã£ãŸçš†ã•ã‚“ã«è©¦ã—ã¦ã„ãŸã ã‘ã¾ã™ï¼ï¼ï¼ˆã¡ã‚‡ã£ã¨æœŸå¾…å€¤ãŒä¸ŠãŒã‚ŠéŽãŽã¦ãªã„ã¨ã„ã„ã§ã™ãŒï½—ï¼‰ http://qiita.com/taizan/it ems/cf77fd37ec3a0bef5d9d ä»¥å‰ã®è¨˜äº‹ã€Žåˆå¿ƒè€…ãŒchainerã§ç·šç”»ç€è‰²ã—ã¦ã¿ãŸã€‚ã‚ã‚Šã¨ã§ããŸã€‚ã€ã¯ã“ã¡ã‚‰ã€‚ â‡“ãã—ã¦ã“ã¡ã‚‰ãŒã‚‚ã˜ã‚ƒãã£ããƒ¼ã•ã‚“ã®ä½¿ç”¨ä¾‹ã«ãªã£ã¦ãŠã‚Šã¾ã™ã€‚ GPUã‚’ä½¿ã£ã¦ã„ã‚‹é–¢ä¿‚ä¸Šã‚¢ã‚¯ã‚»ã‚¹ãŒé›†ä¸ã—ãŸã‚Šã™ã‚‹ã¨é…ããªã£ãŸã‚Šã‚µãƒ¼ãƒãƒ¼ãŒè½ã¡ãŸã‚Šã™ã‚‹å¯èƒ½æ€§ã‚‚ã‚ã‚Šã¾ã™ãŒã€ç”Ÿæš–ã‹ãè¦‹å®ˆã£ã¦ã„ãŸã ã‘ã‚Œã°ã¨æ€ã„ã¾ã™ã€‚â†ãŸãã•ã‚“ã®æ–¹ã«åºƒã¾ã£ãŸã“ã¨ã‚‚ã‚ã£ã¦ã€ã‚ã£ã¡ã‚ƒé‡ããªã£ã¦ã„ã¾ã™ã€‚ãã¬ã¬ã¬ ç”»é¢ã¯ã“ã‚“ãªæ„Ÿã˜ã£ã™ã€‚ ç·šç”»ãƒ•ã‚¡ã‚¤ãƒ«ã‚’é¸æŠžã™ã‚‹ã¨ã¨ã‚Šã‚ãˆãšè‡ªå‹•ã§å¡—ã£ã¦ãã‚Œã¾ã™ã€‚ â€»ãŸã ã—ã€ç¾çŠ¶ã§ã¯gifã‚„
nakamods 2017/01/28
chainer

æ©Ÿæ¢°å¦ç¿’
ãƒªãƒ³ã‚¯
åˆå¿ƒè€…ãŒchainerã§ç·šç”»ç€è‰²ã—ã¦ã¿ãŸã€‚ã‚ã‚Šã¨ã§ããŸã€‚
ï¾ƒï¾žï½°ï¾Œï¾Ÿï¾—ï½°ï¾†ï¾ï½¸ï¾žã¯ã‚³ãƒ¢ãƒ‡ã‚£ãƒ†ã‚£åŒ–ã—ã¦ã„ã¦ãƒãƒ³ãƒ€ä»˜ã‘ã®æ–¹ãŒä»˜åŠ ä¾¡å€¤é«˜ã„ã¨ã„ã‚ã‚Œã‚‹ï¾‹ï¾Ÿ-FNã§ä¸»ã«å·¥ä½œæ‹…å½“ã®tai2anã§ã™ã€‚ NHKã§å…¨å›½æ”¾é€ã•ã‚ŒãŸAmazon Picking Challengeã§ã‚¬ãƒ ãƒ†ã¹ã£ãŸã¹ãŸã®ãƒãƒ³ãƒ‰ã‚„ãƒãƒœã‚³ãƒ³æ„Ÿæº€è¼‰ã®æ»‘ã‚Šå°ã¨ã‹ã‚’å·¥ä½œã—ã¦ã¾ã—ãŸã€‚ ã¨ã¯ã„ãˆã€ã‚„ã£ã±ã‚Šã¡ã‚‡ã£ã¨ãƒ‡ã‚£ãƒ¼ãƒ—ãƒ©ãƒ¼ãƒ‹ãƒ³ã‚°ã—ã¦ã¿ãŸã„ã®ã§1,2ã‹æœˆå‰ã‹ã‚‰chainerã‚’å‹‰å¼·ã—å§‹ã‚ã¾ã—ãŸã€‚ ã›ã£ã‹ããªã®ã§ç·šç”»ã®ç€è‰²ã‚’ã—ãŸã„ãªãƒ¼ã¨æ€ã£ã¦è‰²ã€…è©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ ç·šç”»ã®ç€è‰²ã¯æ•™å¸«ã‚ã‚Šå¦ç¿’ãªã®ã§ç·šç”»ã¨ç€è‰²æ¸ˆã¿ã®ç”»åƒã®ãƒ‡ãƒ¼ã‚¿ã‚»ãƒƒãƒˆãŒ(ã§ãã‚Œã°å¤§é‡ã«)å¿…è¦ã§ã™ã€‚ ä»Šå›žã¯OpenCVã§ã‚«ãƒ©ãƒ¼ã®ç”»åƒã‹ã‚‰ç·šç”»ã‚’é©å½“ã«æŠ½å‡ºã—ã¦ã„ã¾ã™ã€‚ æŠ½å‡ºä¾‹ â†’ ã‚«ãƒ©ãƒ¼ã®ç”»åƒã‚’é›†ã‚ã¦ç·šç”»ã‚’ä½œã‚Œã°ãƒ‡ãƒ¼ã‚¿ã‚»ãƒƒãƒˆã®å®Œæˆã§ã™ã€‚ï¼ˆä»Šå›žã¯ï¼–ï¼ä¸‡æžšãã‚‰ã„ä½¿ã£ã¦ã„ã¾ã™ï¼‰ ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®å½¢ã§ã™ãŒã€U-netã¨ã„ã†æœ€åˆã®æ–¹ã§ã‚³ãƒ³ãƒœãƒªãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ã™ã‚‹æ™‚ã®å±¤ã®å‡º
nakamods 2016/12/26
chainer

Python

æ©Ÿæ¢°å¦ç¿’

dl
ãƒªãƒ³ã‚¯
Chainerã§å§‹ã‚ã‚‹ãƒ‹ãƒ¥ãƒ¼ãƒ©ãƒ«ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? Chainerã¯ã€Preferred NetworksãŒé–‹ç™ºã—ãŸãƒ‹ãƒ¥ãƒ¼ãƒ©ãƒ«ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚’å®Ÿè£…ã™ã‚‹ãŸã‚ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã§ã™ã€‚ãã®ç‰¹å¾´ã¨ã—ã¦ã¯ã€ä»¥ä¸‹ã®ã‚ˆã†ãªç‚¹ãŒã‚ã‚Šã¾ã™(ãƒ›ãƒ¼ãƒ ãƒšãƒ¼ã‚¸ã‚ˆã‚Š)ã€‚ é«˜é€Ÿ: CUDAã‚’ã‚µãƒãƒ¼ãƒˆã—ã€GPUã‚’åˆ©ç”¨ã—ãŸé«˜é€Ÿãªè¨ˆç®—ãŒå¯èƒ½ æŸ”è»Ÿ: æŸ”è»Ÿãªè¨˜æ³•ã«ã‚ˆã‚Šã€ç•³ã¿è¾¼ã¿ã€ãƒªã‚«ãƒ¬ãƒ³ãƒˆãªã©ã€æ§˜ã€…ãªã‚¿ã‚¤ãƒ—ã®ãƒ‹ãƒ¥ãƒ¼ãƒ©ãƒ«ãƒãƒƒãƒˆã‚’å®Ÿè£…å¯èƒ½ ç›´è¦³çš„: ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æ§‹æˆã‚’ç›´è¦³çš„ã«è¨˜è¿°ã§ãã‚‹ å€‹äººçš„ã«ã¯ã€ã•ã‚‰ã«ä¸€ã¤ã€Œã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãŒç°¡å˜ã€ã¨ã„ã†ã®ã‚‚æŒ™ã’ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ãƒ‡ã‚£ãƒ¼ãƒ—ãƒ©ãƒ¼ãƒ‹ãƒ³ã‚°ç³»ã®ãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ã¯ã©ã‚Œã‚‚ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãŒé¢å€’ãªã‚‚ã®ãŒå¤šã„ã®
nakamods 2016/11/20
chainer

æ©Ÿæ¢°å¦ç¿’
ãƒªãƒ³ã‚¯
Chainerã§å¦ç¿’ã—ãŸå¯¾è©±ç”¨ã®ãƒœãƒƒãƒˆã‚’Slackã§ä½¿ç”¨+Twitterã‹ã‚‰å¦ç¿’ãƒ‡ãƒ¼ã‚¿ã‚’å–å¾—ã—ã¦ãƒ•ã‚¡ã‚¤ãƒ³ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° - Qiita
ã§1.5.1ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦ãã ã•ã„ã€‚ çªç„¶ã§ã™ãŒã€ã‚ãªãŸã¯ã“ã‚“ãªè¡å‹•ã«ã‹ã‚‰ã‚ŒãŸã“ã¨ã¯ãªã„ã§ã—ã‚‡ã†ã‹ï¼Ÿ Slackä¸Šã§é¢ç™½ã„è¿”äº‹ã‚„ã¤ã¶ã‚„ãã‚’ã—ã¦ãã‚Œã‚‹botã‚„ã„ã‚ã‚“ãªè³ªå•ã«ç”ãˆã¦ãã‚Œã‚‹ãƒœãƒƒãƒˆãŒã„ã‚Œã°ã€ä¼šè©±ãŒç››ã‚Šä¸ŠãŒã‚‹ã—ã€èžãã¥ã‚‰ã„è³ªå•ã«ã‚‚ç”ãˆã¦ãã‚Œã‚‹ã®ã«ãƒ»ãƒ»ãƒ» ç§ã‚‚æ€ã£ãŸã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚ãã“ã§å®Ÿè£…ã—ã¦ã¿ã¾ã—ãŸã€‚ æœ€çµ‚çš„ã«ã“ã‚“ãªæ„Ÿã˜ã®å¿œç”ã‚’è¿”ã—ã¦ãã‚Œã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ ##å¯¾è±¡èªè€… ï¼‘ï¼šä¸èº«ã¯åˆ†ã‚‰ãªãã‚‚è‰¯ã„ã‹ã‚‰è³¢ããªã‚‹botã‚’ä½œã£ã¦ã¿ãŸã„ï¼ï¼ ã‚„ã‚‹ã¹ãã‚¢ã‚¯ã‚·ãƒ§ãƒ³ï¼šä¸‹è¨˜ãƒªãƒã‚¸ãƒˆãƒªã‚’git cloneã—ã¦ç’°å¢ƒæ§‹ç¯‰ã—ã¦ã€å®Ÿè¡Œã—ã¦ä¸‹ã•ã„ï¼ï¼ ï¼’ï¼šä¸èº«ã‚‚çŸ¥ã£ã¦è³¢ããªã‚‹botã‚’ä½œã£ã¦ã¿ãŸã„ï¼ï¼ ã‚„ã‚‹ã¹ãã‚¢ã‚¯ã‚·ãƒ§ãƒ³ï¼šã“ã®è¨˜äº‹ã‚’èªã‚“ã§ä»•çµ„ã¿ã‚’ç†è§£ã—ã¦ã‹ã‚‰git cloneã—ã¦ç’°å¢ƒæ§‹ç¯‰ã—ã¦ã€å®Ÿè¡Œã—ã¦ä¸‹ã•ã„ï¼ï¼ ï¼“ï¼šã‚¬ãƒã®äºº ã‚„ã‚‹ã¹ãã‚¢ã‚¯ã‚·ãƒ§ãƒ³ï¼šã‚¢ãƒ‰ãƒã‚¤ã‚¹ä¸‹ã•ã„ã€‚ãŠé¡˜ã„è‡´ã—ã¾ã™ã€‚ #å…¨ä½“æ§‹æˆ #Chainer
nakamods 2016/02/28
æ©Ÿæ¢°å¦ç¿’

python

chainer
ãƒªãƒ³ã‚¯
1