[B! Programming][math] ihokã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

ihok id:ihok

Programmingã¨mathã«é–¢ã™ã‚‹ihokã®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}}

ç©ã®å’Œå…¸åž‹ - Shirotsume ã®æ—¥è¨˜
æœ€è¿‘ç©ã®å’Œå…¸åž‹ãŒè©±é¡Œã«ãªã£ã¦ã„ã‚‹ã®ã§æ›¸ãã¾ã™ã€‚ Nå€‹ã®ãƒžã‚¹ç›®ãŒæ¨ªä¸€åˆ—ã«ä¸¦ã‚“ã§ã„ã‚‹çŠ¶æ³ã‚’è€ƒãˆã¾ã™ã€‚åˆã‚ã€å…¨éƒ¨ã®ãƒžã‚¹ã¯ç™½è‰²ã§ã™ã€‚ã“ã®ã†ã¡ K å€‹ã®ãƒžã‚¹ã‚’é¸ã‚“ã§é»’ãå¡—ã£ãŸæ™‚ã«ã§ãã‚‹ãƒžã‚¹ã®çŠ¶æ…‹ã¯ä½•é€šã‚Šã§ã—ã‚‡ã†ã‹ï¼Ÿ ã“ã‚Œã‚’ ã“ã†ã™ã‚‹ ã“ã‚Œã¯ã€€é€šã‚Šã§ã™ã€‚ ã“ã‚Œã‚’å¿œç”¨ã™ã‚‹ã¨ã€æ¬¡ã®ã‚ˆã†ãªå•é¡ŒãŒè§£ã‘ã¾ã™ã€‚ é•·ã•ãŒ N ã§ã‚ã£ã¦ã€ç·å’ŒãŒ M ã§ã‚ã‚‹éžè² æ•´æ•°åˆ—ã®å€‹æ•°ã‚’æ±‚ã‚ã‚ˆã€‚ éžè² æ•´æ•°åˆ—ã¨ã„ã†ã®ã¯ã€å„è¦ç´ ãŒè² ã®æ•°ã§ãªã„æ•´æ•°ã‹ã‚‰ãªã‚‹æ•°åˆ—ã§ã™ã€‚[1, 2, 3, 4, 5] ã¨ã‹ [0, 0, 1, 4, 3] ã¨ã‹ã§ã™ã€‚ã“ã‚Œã®å€‹æ•°ã‚’æ•°ãˆã‚‹ã®ã«ã€å…ˆã»ã©ã®ãƒžã‚¹ã®æ•°ãˆæ–¹ã‚’ä½¿ã†ã“ã¨ãŒã§ãã¾ã™ã€‚ ã¾ãšã€ M + N - 1 å€‹ã®ç™½ã„ãƒžã‚¹ç›®ã‚’ç”¨æ„ã—ã¾ã™ã€‚ãã®ã‚ã¨ã€ãã“ã‹ã‚‰ N - 1 ãƒžã‚¹é¸ã‚“ã§å¡—ã‚Šã¾ã™ã€‚ã“ã†ã—ãŸã¨ãã€å¿…ãš M å€‹ã®ãƒžã‚¹ãŒç™½ã„ã¾ã¾ã§æ®‹ã£ã¦ã„ã¾ã™ã€‚ã¾ãŸã€ãƒžã‚¹ã®ä¸¡ç«¯ã‚„é»’ãƒžã‚¹ã‚’å¢ƒç›®ã¨ã—ã¦è€ƒãˆã‚‹ã¨ã€ç™½ã„ãƒžã‚¹ãŒé€£ç¶šã™ã‚‹
ihok 2022/12/07
ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ

math

algorithm

æ•°å¦

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

game

programming
ãƒªãƒ³ã‚¯
ã€Œã‚²ãƒ¼ãƒ åˆ¶ä½œã™ã‚‹ãªã‚‰ã€ã“ã‚Œã ã‘ã¯è¦šãˆã¦ãŠã„ãŸã»ã†ãŒã„ã„ã€ã€€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã™ã‚‹ä¸Šã§é‡è¦ãªã€Œå¯¾æ•°ã€ã®è€ƒãˆæ–¹
Unityã‚’å¦ã¶ãŸã‚ã®å‹•ç”»ã‚’é›†ã‚ãŸã‚µã‚¤ãƒˆã€ŒUnity Learning Materialsã€ã€‚ãƒ¦ãƒ‹ãƒ†ã‚£ãƒ»ãƒ†ã‚¯ãƒŽãƒã‚¸ãƒ¼ã‚ºãƒ»ã‚¸ãƒ£ãƒ‘ãƒ³ã®å®‰åŽŸæ°ãŒã€ã‚²ãƒ¼ãƒ åˆ¶ä½œã«ä½¿ã†æ•°å¦ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã—ãŸã€‚Part3ã¯ã€ã€Œå¯¾æ•°ã€ã«ã¤ã„ã¦ã€‚å¯¾æ•°ã«ãŠã‘ã‚‹å…¬å¼ã¨ãã®é‡è¦æ€§ã‚’ä¾‹ã‚’ç”¨ã„ã¦èª¬æ˜Žã—ã¾ã—ãŸã€‚ æŒ‡æ•°é–¢æ•°ã¨ã¯ä½•ã‹ å®‰åŽŸç¥äºŒæ°ï¼ˆä»¥ä¸‹ã€å®‰åŽŸï¼‰ï¼šãã‚Œã§ã¯ãƒ‘ãƒ¼ãƒˆ3ã§ã™ãã€‚ã€Œå¯¾æ•°ã€ã¨ã„ã†ãƒ†ãƒ¼ãƒžã§ãŒã‚“ã°ã£ã¦ã„ãã¾ã™ã€‚ãƒ‘ãƒ¼ãƒˆ1ã‹ã‚‰8ã¾ã§ã‚ã‚‹ä¸ã§ã€ãŸã¶ã‚“ã“ã®ãƒ‘ãƒ¼ãƒˆ3ã«ä¸€ç•ªå¤§äº‹ãªè©±ãŒå«ã¾ã‚Œã¦ã„ã‚‹ã®ã§ã€ã“ã“ã¯ãœã²çœŸå‰£ã«èžã„ã¦ã‚‚ã‚‰ãˆã‚Œã°ãªã¨æ€ã„ã¾ã™ã€‚ ã¾ãšã€æŒ‡æ•°é–¢æ•°ã®è©±ã‚’ã—ã¾ã—ã‚‡ã†ã€‚f(x)ã€ã‚¤ã‚³ãƒ¼ãƒ«ä¾‹ãˆã°aï¼ˆãªã«ã‹ã®æ•°å—ï¼‰ãŒã‚ã£ãŸã¨ã—ã¦ãã®xä¹—ã€ã“ã‚Œã‚’æŒ‡æ•°é–¢æ•°ã¨å‘¼ã³ã¾ã™ã€‚aã¯å¿…ãš0ä»¥ä¸Šã§ã™ã€‚è² ã ã¨ã“ã‚Œã¯è€ƒãˆã‚‰ã‚Œãªã„ã‚“ã§ã™ã‚ˆãã€‚0ä»¥ä¸Šã§ã™ã€‚ ã©ã‚“ãªã‚°ãƒ©ãƒ•ã«ãªã‚‹ã‹ã€‚ã“ã‚Œã¯ã¾ãŸã€aãŒ1ä»¥ä¸Šã‹1ä»¥ä¸‹ã‹ã§ã ã„ã¶å½¢ãŒå¤‰ã‚ã‚Šã¾ã™ãŒã€1ã‚ˆã‚Šå¤§ãã„å ´åˆã‚’
ihok 2022/06/12
è€ƒãˆæ–¹

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ã‚²ãƒ¼ãƒ

æ•°å¦

math

programming

é–‹ç™º

game
ãƒªãƒ³ã‚¯
JavaScript ã§ parseInt / parseFloat ã‚’ä½¿ã‚ãªã„æ–¹ãŒè‰¯ã„ç†ç”±
ã¨ãªã‚‹ã®ãŒåŽŸå› ã§ã™ã€‚parseInt ã¨ã„ã†ã®ã¯ã€æ–‡å—åˆ—ã‚’è§£æžã—ã¦æ•´æ•°å€¤ï¼ˆintï¼‰ã‚’è¿”ã™ã‚°ãƒãƒ¼ãƒãƒ«é–¢æ•°ã§ã‚ã‚Šã€å¼•æ•°ã‚’ã¾ãšæ–‡å—åˆ—ã«å¤‰æ›ã™ã‚‹ä»•æ§˜ã¨ãªã£ã¦ãŠã‚Šã¾ã™ã€‚ãã®æ®µéšŽã§ 0.0000005 ãŒ "5e-7" ã¨ã„ã†æ–‡å—åˆ—ã«å¤‰æ›ã•ã‚Œã¦ã—ã¾ã„ã€ãã®æ–‡å—åˆ—ã®å…ˆé ã® 5 ã ã‘ãŒæ•°å—ã¨ã—ã¦è§£æžã•ã‚Œã¦ã—ã¾ã£ãŸãŸã‚ã€çµæžœã¨ã—ã¦ parseInt(0.0000005) === 5 ã¨ãªã‚Šã¾ã—ãŸã€‚ ãªãœ String(0.000005) === "0.000005" ã«ã€String(0.0000005) === "5e-7" ã«ãªã‚‹ã®ã‹ã«ã¤ã„ã¦ã¯ã€ã“ã®è¨˜äº‹ã®æœ€å¾Œã§ä½™è«‡ã¨ã—ã¦èª¬æ˜Žã—ã¾ã™ã€‚ æ•´æ•°åŒ–ã«ã¯ Math.trunc ã‚’ä½¿ãŠã† ã“ã®ã‚ˆã†ã«ã€parseInt ã¯æ–‡å—åˆ—ã‚’å¼•æ•°ã«ã™ã‚‹ã“ã¨ã‚’å‰æã«ã—ã¦ã„ã‚‹ãŸã‚ã€é€Ÿåº¦ã®é¢ã§ã‚‚å¯èªæ€§ã®é¢ã§ã‚‚ã€Œå°æ•°å€¤ã‚’æ•´æ•°å€¤ã«å¤‰æ›ã—ãŸã„ã€ã¨ã„ã†å ´åˆã«ä½¿ã†ã®ã¯æœ›ã¾ã—ãã‚ã‚Šã¾ã›ã‚“ã€‚æœ€ã‚‚æœ›
ihok 2022/02/03
math

javascript

study

programming

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°
ãƒªãƒ³ã‚¯
ä¹±æ•°ã«ã‚³ã‚¯ã‚’å‡ºã™æ–¹æ³•ã«ã¤ã„ã¦
æ·±æ´¥ è²´ä¹‹ / THE GUILD / note @fladdict ã‚¢ãƒ‹ãƒ¡ãƒ¼ã‚·ãƒ§ãƒ³ã®ç›£ä¿®ã§ã€ã€Œ Random();ã®ä»£ã‚ã‚Šã«ã€(Random()+Random()+Rrandom()+Random()+Random())/5.0f; ã‚’ä½¿ã†ã¨ã€å‹•ãã«ã‚³ã‚¯ãŒå‡ºã‚‹ã€ã¨è¨€ã£ãŸã‚‰ã€ãƒ”ãƒ¥ã‚¢ã‚ªãƒ¼ãƒ‡ã‚£ã‚ªæ‰±ã„ã•ã‚Œã‚‹ã®ã§ã™ãŒãƒ»ãƒ»ãƒ»ã“ã‚Œã¯æ ¹æ‹ ã®ã‚ã‚‹ã‚¢ãƒ«ã‚´ã§ã™ã€‚ 2016-11-03 11:29:43 æ·±æ´¥ è²´ä¹‹ / THE GUILD / note @fladdict ä¹±æ•°ã®ã‚³ã‚¯ã‚’ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã™ã‚‹è©±ã‚’ã™ã‚‹ã¨ã€ãªãœãƒ”ãƒ¥ã‚¢ã‚ªãƒ¼ãƒ‡ã‚£ã‚ªæ‰±ã„ã•ã‚Œã‚‹ã®ã‹ï¼Ÿ ã¿ã‚“ãªä¹±æ•°ã®æ³¢å‹•ã‚’ã€ã‚‚ã£ã¨ä½“ã§æ„Ÿã˜ã‚ˆã†ã‚ˆã€‚å…¨ç„¶ãƒ´ã‚¡ã‚¤ãƒ–ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ãŒé•ã†ã‚ˆã€‚ 2016-11-03 11:36:47
ihok 2016/11/04
programming

æ•°å¦

ãƒã‚¿

neta

togetter

çµ±è¨ˆ

ä¹±æ•°

math
ãƒªãƒ³ã‚¯
ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã¨ã—ã¦ç¤¾ä¼šäººã«ãªã£ãŸã‘ã©é«˜æ ¡æ•°å¦ã‚’1ã‹ã‚‰ç‹¬å¦ã—ã¦ã„ã‚‹ - It's okay to be weird
ã“ã®æ˜¥ã‹ã‚‰ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã¨ã—ã¦åƒãã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚ä»Šã¾ã§è‰²ã€…ã¨é–‹ç™ºç³»ã®å‹‰å¼·ã‚’ä¸å¿ƒã«ã—ã¦ã„ã¾ã—ãŸãŒã€æœ€è¿‘ã¯ã‚‚ã£ã±ã‚‰é«˜æ ¡æ•°å¦ã‚’ç‹¬å¦ã—ã¦ã„ã¾ã™ã€‚ å‹‰å¼·ã—ã‚ˆã†ã¨æ€ã£ãŸãã£ã‹ã‘ã€æ•™æã¨ã—ã¦ä½¿ã£ã¦ã„ã‚‹ã€Žé•·å²¡ã®æ•™ç§‘æ›¸ã€ã®ç´¹ä»‹ã«ã¤ã„ã¦æ›¸ã„ã¦ã„ãã¾ã™ã€‚ å‹‰å¼·ã—ã‚ˆã†ã¨æ€ã£ãŸãã£ã‹ã‘ ã¾ãšå‰æã¨ã—ã¦ã€åƒ•ã¯é«˜æ ¡ã‚’ä¸é€€ã—ã¦ã„ã¾ã™ã€‚ç©ºç™½æœŸé–“ã‚’çµŒã¦æƒ…å ±ç³»ã®å°‚é–€å¦æ ¡ã«å…¥ã£ãŸã®ã§ã™ãŒã€ãã®éš›ã«å–ã£ãŸé«˜èªã‚‚ã€è‹±èªžã ã‘ã‚’å—é¨“ã—ã¦å–å¾—ã—ãŸã¨ã„ã†çµŒç·¯ã‚‚ã‚ã‚Šã€é«˜æ ¡ä»¥é™ã®å‹‰å¼·ã®çŸ¥è˜ãŒã”ã£ãã‚ŠæŠœã‘ã¦ã—ã¾ã£ã¦ã„ã¾ã™ã€‚ ãã®å¾Œã€å°‚é–€å¦æ ¡ã«å…¥ã£ã¦ã‹ã‚‰åŸºæœ¬æƒ…å ±æŠ€è¡“è€…è©¦é¨“ã‚’å—é¨“ã™ã‚‹ã“ã¨ã«ãªã£ãŸã®ã§ã™ãŒã€ãã“ã§å‡ºã¦ããŸé›†åˆã‚„å¯¾æ•°ã€æ•°åˆ—ã¨ã„ã£ãŸçŸ¥è˜ãŒå…¨ããªã„ãŸã‚ï¼ˆÎ£ã£ã¦ãªã«çŠ¶æ…‹ï¼‰ã€æ•°å¦ã®çŸ¥è˜ã®æ¬ å¦‚ã‚’æ„Ÿã˜ãŸã‚‚ã®ã§ã™ã€‚ ãªã‚“ã¨ãªãæ•°å¦ã‚³ãƒ³ãƒ—ãƒ¬ãƒƒã‚¯ã‚¹ã‚’æŠ±ãˆãŸã¾ã¾éŽã”ã—ã¦ã„ã‚‹æŠ˜ã«ã€2014å¹´10æœˆç™ºå£²ã®WEB+DB PRESS Vol.83ã®ã‚¤ãƒ³ã‚¿ãƒ“ãƒ¥ãƒ¼ã«ã¦
ihok 2016/05/22
DB

IT

æ•°å¦

å‹‰å¼·

æ•™é¤Š

æ•™ç§‘æ›¸

programming

math
ãƒªãƒ³ã‚¯
æ©Ÿæ¢°å¦ç¿’ã®åŸºç¤ŽçŸ¥è˜ã¨ã—ã¦ã®æ•°å¦ - learning.ikeay.net
ç§ãŒAIï¼ˆäººå·¥çŸ¥èƒ½ï¼‰ã‚„æ©Ÿæ¢°å¦ç¿’ã£ã¦é›£ã—ã„ãƒŠãƒ¼ã¨æ„Ÿã˜ã‚‹ã¨ã“ã‚ã¯ã€æ•°å¦ã®å‰æçŸ¥è˜ãŒã‚ã‚‹ç¨‹åº¦å¿…è¦ãªã¨ã“ã‚ã§ã™ã€‚ Googleã‹ã‚‰TensorflowãŒå‡ºãŸã¨ãã«ã€ç§ã‚‚ã„ã£ã¡ã‚‡ã‚„ã£ã¦ã¿ã‚‹ã‹ãªã‚“ã¦æ€ã£ãŸã®ã§ã™ãŒã€å‚è€ƒã«ã—ãŸè¨˜äº‹ã‚‚ãªã‹ãªã‹é›£ã—ãã¦ã‚ã‚“ã¾ã‚Šç†è§£ã§ããªã‹ã£ãŸã®ã‚’è¦šãˆã¦ã¾ã™ã€‚é€”ä¸ã¾ã§ç†è§£å‡ºæ¥ã¦ãŸã®ã«ã€æ€¥ã«æ•°å¼ãŒå‡ºã¦ãã¦ã€Œãªã‚‹ã»ã©ã‚ã‹ã‚‰ã‚“ï¼ã€ã£ã¦ãªã‚‹ã“ã¨ãŒå¤šã‹ã£ãŸã§ã™ãã€‚ ã€Œã¨ã„ã†ã‹ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãªã®ã«æ•°å¦è‹¦æ‰‹ãªã®ï½—ã€ã¨ãƒ“ãƒƒã‚¯ãƒªã•ã‚Œã‚‹æ–¹ã‚‚ã„ã‚‰ã£ã—ã‚ƒã‚‹ã¨æ€ã„ã¾ã™ãŒã€ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã£ã¤ã£ãŸã£ã¦ã€ä»Šã®å¾¡æ™‚ä¸–ç†ç³»å‡ºèº«ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã°ã‹ã‚Šã˜ã‚ƒãªã„ã‚“ã§ã™ã€‚ã§ã‚‚ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢å¥³åã‚„ã£ã¦ã‚‹ã¨è‡ªå‹•ã§ãƒªã‚±ã‚¸ãƒ§æ‰±ã„ã•ã‚Œã‚‹ã‹ã‚‰é¢ç™½ã„ã§ã™ãã€‚ å½“é¢ã®ç›®æ¨™ã¨ã—ã¦ã¯ã€AIã®ä¸ã§ã‚‚æ©Ÿæ¢°å¦ç¿’ã‚’å¦ã‚“ã§ã„ããŸã„ã®ã§ï¼ˆDeepLearningã§ãã‚‹ã‚ˆã†ã«ãªã‚ŠãŸã„ï¼ï¼‰ã€ã‚ã‚‹ã¨å¬‰ã—ã„æ•°å¦ã®çŸ¥è˜ã¨ã—ã¦ã¯ä»¥ä¸‹ã§ã™ã€‚ ç·šå½¢ä»£æ•° ç¢ºçŽ‡ãƒ»çµ±è¨ˆ å¾®åˆ†ãƒ»ç©åˆ† AIã®
ihok 2016/05/11
AI

deeplearning

math

æ©Ÿæ¢°å¦ç¿’

æ•°å¦

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢

programming
ãƒªãƒ³ã‚¯
1