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ุจุงุณู… ุงู„ู„ู‡ ูˆ ุงู„ุญู…ุฏ ู„ู„ู‡ ูˆ ุงู„ุตู„ุงุฉ ูˆุงู„ุณู„ุงู… ุนู„ูŠ ุฑุณูˆู„
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ุงู„ู„ู‡ ู‡ุฐุง ุงู„ุชุณุฌูŠู„ ุงู„ุฃุฎูŠุฑ ุงู† ุดุงุก ุงู„ู„ู‡ ููŠ chapter ุงู„
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clustering ุนููˆุง ู‚ุจู„ ุงู„ุฃุฎูŠุฑ ุจูŠุถู„ู„ู†ุง ููŠ ุชุณุฌูŠู„ ุงู† ุดุงุก
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ุงู„ู„ู‡ ู‡ูŠูƒูˆู† ุนู…ู„ูŠ ุจุงุนุชู…ุงุฏ ุงู„ python ุงู„ุตุญูŠุญ ูุดูˆู ููŠ
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ุดุบู„ ุงู„ python ุจุนุถ ุงู„ุฅุจุฏุงุนุงุช ู…ู†ูƒู… ูˆ ุจุนุถูƒู… .. ุญู„ูˆ
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ุญู„ูˆ ุญู„ูˆ ุทุจุนูƒ ู…ุงุณุชูˆุฑ
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ุงู„ุจุฏุงูŠุฉ ุงู„ุดุจุชุฑ ุงู† ุงู„ cluster ู‡ูŠ ุนุจุงุฑุฉ ุนู† ุนู…ู„ูŠุฉ
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ุชู‚ุณูŠู… ุงู„ instances ุจู†ุงุก ุนู„ู‰ ุชุดุงุจู‡ ุงูˆ similarities
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ู…ุง ุจูŠู†ู‡ู… ู„ู…ุฌู…ูˆุนุงุช ููŠ ุนู†ุฏ partition ุงู„ cluster ูˆ ุงู„
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partition ุงู„ cluster ุงู†ู‡ ู…ุงูŠูƒูˆู†ุด ููŠ ุนู†ุฏู‡ overlap
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clusters ูˆ ููŠ ุนู†ุฏู‡ hierarchical cluster ุงู†ู‡ ุงู†ุง
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ูุนู„ูŠุง ู…ู‚ุฏุฑ ุงุดูˆู ูƒู„ cluster ุจูŠู†ุชู…ูŠ ู„ุฃูŠ cluster ูˆ
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ุทุจุนุง ู‡ุงู† ุจุชุญูƒู… ููŠ ุนุฏุฏ ุงู„ clusters ุงู„ู„ูŠ ุงู†ุง ุจุฏูŠ
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ุงูŠุงู‡ุง ูƒู„ clusterุจุณุงุทุฉุŒ ุงู„ูŠูˆู… ุงู† ุดุงุก ุงู„ู„ู‡ ู†ุชูƒู„ู… ุนู†
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ุฌุฒุฆูŠุฉ evaluation ุทุจุนุงู‹ ู„ู…ุง ู†ุชูƒู„ู… ุนู† evaluation
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ูƒุชู‚ูŠูŠู… ุงู„ ..
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ู†ุชูƒู„ู… ุนู† ุงู„ุชู‚ูŠูŠู…ุŒ ู‡ู„ ุงู„ุชู‚ูŠูŠู… ูˆุงุฑุฏ ููŠ ุงู„
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clusteringุŸ ุงู„ุชู‚ูŠูŠู… ูƒุชู‚ูŠูŠู… ููŠ ุงู„ clustering ุฅุฐุง ุงู„
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data 6 ุจู‚ู‰ unlabeled ูˆู„ุง ุนู…ุฑู‡ ุจูŠูƒูˆู† ุตุญู„ุฃู† ุงู†ุง
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ูุนู„ูŠุง ู„ุงุฒู… ุงุชุฏุฎู„ ู„ human ุนููˆุง ุงู„ู…ู‚ุตูˆุฏ ุงู† ุงู„ุชู‚ูŠูŠู…
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ู…ุณุชุญูŠู„ ูŠูƒูˆู† ุตุญูŠุญ ุงูˆ ุญุงู„ูŠุง ุจุฏูŠ ุงู‚ูˆู„ ุงู†ู‡ ูŠูƒุงุฏ ูŠูƒูˆู†ู…ู†
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ุงู„ู…ุณุชุญูŠู„ ุชุทุจูŠู‚ ุงู„ุชู‚ูŠูŠู… ุฅู„ุง ู…ู† ุฎู„ุงู„ expert ู‚ุงุฏุฑ
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ูุนู„ูŠุง ุนู„ู‰ ุฏุฑุงุณุฉ ูƒู„ instance ูˆ ูุนู„ูŠุง ุฃู†ู‡ุง ุชู†ุชู…ูŠ ู„
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cluster ุฃูˆ ู…ุชุดุงุจู‡ ู…ุน ุงู„ุนู†ุงุตุฑ ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏู‡ุง ู„ูƒู†
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ุฅุญู†ุง ู‡ู„ุฃ ู„ู…ุง ู†ุชูƒู„ู… ุนู† ุงู„ clusteringุฃู†ุง ู„ุฏูŠ
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algorithm ูˆ data set ูˆ ุทุจู‚ุช ุนู„ู‰ ุงู„ data set ู‡ู„ ููŠ
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ู…ุฌุงู„ ุฃุนู…ู„ evaluation ู„ู„ algorithm ุฃูˆ ู„ู„ู†ุงุชุฌ ุงู„ู„ูŠ
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ู…ูˆุฌูˆุฏุŸ ุฃู‡ ููŠ ู…ุฌุงู„ ู„ูƒู† ููŠ ุญุงู„ุฉ ูˆุงุญุฏุฉ ูู‚ุท ุฅุฐุง ุงู†ุง
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ุงุนุชู…ุฏุช ุงู† ููŠ ุนู†ุฏูŠ labelled data set ุทุจ ุงุญู†ุง ู‚ู„ู†ุง
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ู…ู† ุงู„ุจุฏุงูŠุฉ ุงู†
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ุงู„ cluster ุจุชุดุชุบู„ ุนู„ู‰ ุงู„ test set ูŠุนู†ูŠ ุงู„ label ู…ุด
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ู…ูˆุฌูˆุฏ ุตุญูŠุญ ุงู„ููƒุฑุฉ ูˆูŠู† ุงู† ุงู†ุง ุจุฏูŠ ุงูุตู„ ุงู„ data set
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ุชุจุนุชูŠู…ุฌู…ูˆุนุฉ ุงู„ู€ attributes ู„ุญุงู„ ูˆ ุงู„ target label
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ู„ุญุงู„ูŠ ูˆุจุนุฏ ู‡ูŠูƒ ุงุนู…ู„ ู„ู‡ุงุฏูŠ clustering ุจุฏูŠ ุงุนู…ู„ ู‡ู†ุง
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clustering ู„ู„ data set ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏูŠ ู‡ู†ุง ูˆุจู†ุงุก
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ุนู„ู‰ ุงู„ clusters ุงู†ุง ุนุงุฑู ุงู† ูƒู„ instance ุจุชุชุจุน ุงูŠ
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label ูุจุตูŠุฑ ุงู†ุง ุจู‚ู‰ ุงู‚ุงุฑู† ุงู„ labelุงู„ู„ูŠ ุนู†ุฏูŠ ู…ุน ุงู„
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clusters ุงู„ู„ูŠ ู‡ูˆ ุงู„ู„ูŠ ุนู†ุฏูŠ ู‡ุงู† ูˆุจู†ุงุกู‹ ุนู† ู‡ูŠูƒุช ุจุญุตู„
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ุนู„ู‰ ุชู‚ูŠูŠู… ูˆุจุงู„ุชุงู„ูŠ ู„ู…ุง ุงุญู†ุง ุจู†ุชูƒู„ู… ุนู„ู‰ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„ ุงู„
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ุงู„ ุงู„ ุงู„ ุงู„
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ู„ุฃู† ุงู„ู†ุชุงุฆุฌ ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏูŠ ู…ุงุญุฏุด ุจูŠู‚ูˆู„ ุนู†ู‡ุง ุตุญ
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ุฃูˆ ุฎุทุฃ ูŠุนู†ูŠ ุงู†ุง ุงุณุชุฎุฏู…ุช two different algorithms
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ูˆู‚ู„ุชู„ู‡ู… ูˆุงู„ู„ู‡ ุฌุณู…ูˆู„ูŠ ุงู„ data set ูƒpartitional ู„
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three clusters ุทู„ุนูˆู„ูŠ three clustersู…ุด ุถุฑูˆุฑูŠ ู…ุด
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ุถุฑูˆุฑูŠ ุงู„ุนู†ุงุตุฑ ุงู„ู„ูŠ ููŠ ุงู„ cluster ุงู„ุฃูˆู„ ู‡ูŠ ู†ูุณู‡ุง
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ุงู„ู„ูŠ ููŠ ุงู„ุนู†ุงุตุฑ ุงู„ cluster ุงู„ุชุงู†ูŠ ู†ุงุชุฌ ุงู„
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algorithm ูˆุจุงู„ุชุงู„ูŠ ู…ู‚ุงุฑู†ุฉ ุงู„ output ุดุจู‡ ู…ุณุชุญูŠู„ุฉุฅุฐุง
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ูƒู†ุช ุฃู‚ูˆู„ ุฃู† ุงู„ู€ Algorithm ุฃุนุทุงู†ูŠ ู†ูุณ ุงู„ู†ุชูŠุฌุฉ ุฃูˆ
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00:04:02,640 --> 00:04:05,880
ู†ูุณ ุงู„ู€ ุงู„ู€ ูุงูŠุฏุฉ ู…ู† ุงู„ุชุงู†ูŠุŒ ูู„ุง ุชุชู…ูŠุฒ ุงู„ุชุงู†ูŠ ุนู†ู‡
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00:04:05,880 --> 00:04:10,360
ุชู…ุงู…ุŒ ุฅู„ุง ูุนู„ูŠู‹ุง ู„ูˆ ุงู„ู€ Data ูƒุงู†ุช ูุนู„ูŠู‹ุง ุงู„ู€ Data
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Discriminant ุงู„ู€ Instances ู…ูŠุงู„ุฉ ู„ู€ Different Tree
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00:04:13,960 --> 00:04:18,180
Classes ูˆูƒู„ ูˆุงุญุฏุฉุŒ ูƒู„ Instance ุชู†ุชู…ูŠ ู„ ClassุŒ ูŠุนู†ูŠ
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ููŠ ุนู†ุฏูŠ Discriminant Attribute ูˆุฌุงุฏุฑูŠุงุด ุชูˆุตูู„ูŠู‡ู…
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ุฃูˆ ุชูˆุฏูŠู„ูŠู‡ู… ุนู„ู‰ ุงู„ู€ Certain Class ุฃูˆ ุงู„ู€ Target
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Cluster ุนููˆุงู‹ ุจุดูƒู„ ูƒูˆูŠุณุŒ ู„ูƒู† ู„ู…ุง ุฃู†ุง ูุนู„ูŠู‹ุงุจุทุจู‚
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ู…ู…ูƒู† ุจุงุนุชู…ุงุฏูŠ ุนู„ู‰ ุงู„ training set ุงู„ training set
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ุฅุฐุง ุฃู†ุง ุทุจู‚ุช ุงู„ cluster algorithm ุนู„ู‰ ุงู„ training
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set ุชู„ุงุญุธูŠู† ู…ุนุงูŠุง ูŠุง ุฌู…ุงุนุฉ ุงู„ุฎูŠุฑุŸ ู„ู…ุง ุฃู†ุง ุจุฏูŠ ุฃุนู…ู„
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evaluation .. ุงู„ุขู† ูุนู„ูŠุง .. ูุนู„ูŠุง ู„ูŠู‡ clustering
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unsupervised learningุŸ ูŠุนู†ูŠ ุฃู†ุง ุจุชุฌุงู‡ู„ ุงู„ label ุฃูˆ
66
00:04:49,580 --> 00:04:53,560
ุงู„ label ู…ุด ู…ูˆุฌูˆุฏ ููŠ ุงู„ data set ู‡ุฐู‡ ูˆุงุญุฏุฉ ู„ู…ุง ุฃู†ุง
67
00:04:53,560 --> 00:04:59,370
ุจุฏูŠ ุฃุนู…ู„ู‡ evaluation ู„ู„ algorithm ุชู…ุงู…ุŸุจู‚ุฏุฑ ุงุนู…ู„
68
00:04:59,370 --> 00:05:03,170
evaluation ููŠ ุญุงู„ุฉ ูˆุงุญุฏุฉ ูู‚ุท ุงุฐุง ุงู†ุง ู‚ุฏุฑุช ุงุทุจู‚ู‡
69
00:05:03,170 --> 00:05:06,410
ุนู„ู‰ training set ุดูˆ training set ูŠุนู†ูŠ ููŠ ุนู†ุฏูŠ
70
00:05:06,410 --> 00:05:09,930
label ุทุจ ู‡ู„ ุงู„ูƒู„ุงู… ู‡ุฐุง ู…ูˆุฌูˆุฏุŸ ุงู‡ ู…ูˆุฌูˆุฏ ุจุตูŠุฑ ูƒู„
71
00:05:09,930 --> 00:05:15,670
label ูƒู„ class ุจู…ุซุงุจุฉ cluster ูƒู„ class ุจู…ุซุงุจุฉ
72
00:05:15,670 --> 00:05:21,910
cluster ูˆ ุจุฑูˆุญ ุจุงุฎู ุงู„ class ูˆ ุจุฌุณู… ุงู„ data set
73
00:05:21,910 --> 00:05:24,210
ุจุฏูˆู† ุงู„ cluster ุฒูŠ ู…ุง ูˆุงุฌู‡ุชูƒูˆุง ููŠ ุงู„ slide ุงู„ุณุงุจู‚ุฉ
74
00:05:24,210 --> 00:05:30,020
ุฒูŠ ู…ุง ุฑุณู„ู†ุงู‡ุง ูŠุนู†ูŠ ุงู†ุง ุงู„ุขู†ู‡ูŠ ุงู„ data set ุชุจุนูŠ
75
00:05:30,020 --> 00:05:37,920
ูƒู…ุงู† ู…ุฑุฉ ูุตู„ุช ุงู„ cluster
76
00:05:37,920 --> 00:05:40,940
ุฃูˆ ูุตู„ุช ุงู„ data set ุงู„ attribute ูˆุงู„ label ุฃูˆ ุงู„
77
00:05:40,940 --> 00:05:46,720
class ุฌุณู…
78
00:05:46,720 --> 00:05:49,200
ุงู„ data set ุตุงุฑ ุนู†ุฏู‰ ุงู„ุขู† ู‡ูŠ ุงู„ label ูˆู‡ูŠ ุงู„
79
00:05:49,200 --> 00:05:55,150
attribute ุงู„ุขู† ุจุงุฌุจ ุงุทุจู‚ ุงู„ clustering handุทุจู‚ ุงู„ู€
80
00:05:55,150 --> 00:05:57,170
Clustering ุนู„ู‰ ุงู„ู€ Attributes ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏู‡ุง
81
00:05:57,170 --> 00:06:02,830
ุนู„ู‰ ุงู„ู€ Instances ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุชู…ุงู…ุŒ ุงู„ุขู† ูุนู„ูŠุงู‹ ูƒู„
82
00:06:02,830 --> 00:06:07,870
Instance ุจุชุจู‚ู‰ Class ูˆููŠ ุนู†ุฏู‰ ู…ุฌู…ูˆุนุฉ Instances ููŠ
83
00:06:07,870 --> 00:06:10,470
ู†ูุณ ุงู„ class ุจูŠู† ุฌุณูŠู† ุฃู†ู‡ ูุนู„ูŠุงู‹ ุงู„ data already
84
00:06:10,470 --> 00:06:15,590
ู…ู†ุฌุณู…ุฉ ูุฅุฐุง ุฃู†ุง ู‚ุฏุฑุช ุฃุฑุจุท ู…ุง ุจูŠู† ุงู„ true cluster
85
00:06:15,590 --> 00:06:21,890
ุงู„ู„ูŠ ู‡ูŠ ุงู„ label ูˆ ุงู„ predicted cluster ุงู„ู„ูŠ ู…ูˆุฌูˆุฏ
86
00:06:21,890 --> 00:06:26,610
ุนู†ุฏู‡ุงุจู‚ุฏุฑ ุฃู†ุดุฆ ุดุบู„ ุงุณู…ู‡ุง ุงู„ู€ Contingency Matrix
87
00:06:26,610 --> 00:06:29,930
ูˆู…ู† ุงู„ู€ Contingency Matrix ู…ู…ูƒู† ุฃู† ุงุชูƒู„ู… ุนู„ู‰ ุดุบู„
88
00:06:29,930 --> 00:06:36,160
ุงูˆู„ metric ู‡ุณู…ูŠู‡ุง ุงู„ู€ Durityุชุนุงู„ู‰ ู†ุชูƒู„ู… ุนู† ุงู„ู€
89
00:06:36,160 --> 00:06:38,920
Contingency Matrix ุงูŠุด ุงู„ู€ Contingency Matrix
90
00:06:38,920 --> 00:06:43,720
ุจุชู‚ูˆู„ ุงู† ู„ุฏูŠ ุซู„ุงุซุฉ .. ุทุจุนุง ู„ุงุญุธูˆุง ูŠุง ุฌู…ุงุนุฉ ุงู„ุฎูŠุฑ
91
00:06:43,720 --> 00:06:47,960
ููŠ ู…ูˆู‚ุฒูŠ ุงู†ุง ุจุฏูŠ ุงุฎุชุจุฑ Clustering Algorithm ููŠ
92
00:06:47,960 --> 00:06:51,980
ุนู†ุฏูŠ label data set ุงู„ label data set ููŠู‡ุง ุนุฏุฏ
93
00:06:51,980 --> 00:06:55,800
classes ู…ุนูŠู† N ู„ู…ุง ุจุฏูŠ ุงุณุชุฎุฏู… ุงู„ Clustering
94
00:06:55,800 --> 00:06:59,020
Algorithm ุจุฏูŠ ุงู‚ูˆู„ ุฌุณู…ู„ูŠู‡ุง ู„ู€ N ู…ู† ุงู„ cluster ู„ุฃู†
95
00:06:59,020 --> 00:07:02,800
ูƒู„ cluster ุจุฏูŠ ู…ูŠุซู„ Classูุฃู†ุง ุจูุชุฑุถ ุฃู†ู‡ ุนู†ุฏูŠ data
96
00:07:02,800 --> 00:07:07,680
set ู…ูƒูˆู‘ู†ุฉ ู…ู† three classes label data set ู…ูƒูˆู‘ู†ุฉ
97
00:07:07,680 --> 00:07:13,080
ู…ู† three classes ุจุชุณู…ูŠู‡ู… T1 ูˆT2 ูˆT3 ู…ู† true true
98
00:07:13,080 --> 00:07:18,520
cluster ุฃูˆ true segment ุฃูˆ true partition ุณู…ูŠู‡ุง ุฒูŠ
99
00:07:18,520 --> 00:07:24,380
ู…ุง ุจุฏูƒ true label ุณู…ูŠู‡ุง ุฒูŠ ู…ุง ุจุฏูƒูˆุงูˆC1 ูˆC2 ูˆC3 ู‡ู…ุง
100
00:07:24,380 --> 00:07:28,060
ุงู„ู€ clusters ุงู„ู„ูŠ ุงู†ุดุบู„ูŠุงู‡ู… ู…ู† ุงู„ algorithm ุงู„ู„ูŠ
101
00:07:28,060 --> 00:07:31,580
ู…ูˆุฌูˆุฏ ุนู†ุฏู‡ุง ุงูŠุด ุฑุงุญ ุงุฌู„ุจุŸ ุงูŠุด ุจูู‡ู… ุงู„ contingency
102
00:07:31,580 --> 00:07:41,000
matrixุŸ ุงู†ู‡ ููŠ C1 C1 ุฎู…ุณุฉ ูˆุนุดุฑูŠู† element ุจูŠู†ุชู…ูŠ ู„
103
00:07:41,000 --> 00:07:45,020
T2 ูˆุฎู…ุณุฉ
104
00:07:45,020 --> 00:07:50,410
element ุจูŠู†ุชู…ูŠ ู„ T3 ูˆุฎู…ุณ ุนู†ุงุตุฑ ุจูŠู†ุชู…ูŠ ู„ T3ูŠุนู†ูŠ
105
00:07:50,410 --> 00:07:56,730
ุนู†ุฏูŠ 25 ุนู†ุตุฑ ู…ู† T ู†ุงุชุฌ
106
00:07:56,730 --> 00:08:06,470
ุงู„ clustering C1 ุจูŠุญุชูˆูŠ ุนู„ู‰ 30 ุนู†ุตุฑ 25 ู…ู†ู‡ู… ุญู‚ูŠู‚ุฉ
107
00:08:06,470 --> 00:08:12,550
ู…ู† ุงู„ class ุงู„ุชุงู†ูŠ ูˆ 5 ู…ู† ุงู„ class ุงู„ุชุงู„ุช ูˆ ู„ุง
108
00:08:12,550 --> 00:08:18,880
ูˆุงุญุฏ ู…ู† ุงู„ class ุงู„ุฃูˆู„T2 ุฃูˆ cluster C2 ุจูŠุญุชูˆูŠ ุนู„ู‰
109
00:08:18,880 --> 00:08:25,100
35 ุนู†ุตุฑ 15 ู…ู† ุงู„ class ุงู„ุฃูˆู„ ูˆ 20 ู…ู† ุงู„ class
110
00:08:25,100 --> 00:08:32,220
ุงู„ุชุงู„ุช cluster ุชู„ุงุชุฉ ุจูŠุญุชูˆูŠ ุนู„ู‰ ุนุดุฑ ุนู†ุงุตุฑ ูู‚ุท ูƒู„ู‡ู…
111
00:08:32,220 --> 00:08:40,100
ูƒู„ู‡ู… ุจูŠุชุจุนูˆุง T1 ุงู„ุขู† ู‡ุฐุง ุงู„ูƒู„ุงู… ุฅุฐุง ุงู†ุง ุงูู‡ู…ุชู‡
112
00:08:41,270 --> 00:08:45,670
ู…ุนู†ุงุชู‡ ุฃู†ุง ู…ุด ุถุฑูˆุฑูŠ ุงู„ู€ Clustering algorithm ุชุจุนูŠ
113
00:08:45,670 --> 00:08:49,250
ูŠูƒูˆู† ุตุญ ู…ุงุฆุฉ ููŠ ุงู„ู…ุงุฆุฉ ู…ู…ุชุงุฒ ุทุจ ู…ุชู‰ ุจูŠูƒูˆู† ุตุญ ู…ุงุฆุฉ
114
00:08:49,250 --> 00:08:57,710
ููŠ ุงู„ู…ุงุฆุฉ ุฅุฐุง ูˆุงู„ู„ู‡ ุฃู†ุง ุฅุฌูŠุช ู‚ูˆู„ุช ู‡ูŠูƒ ู…ุซู„ู‹ุง
115
00:08:57,710 --> 00:09:00,830
ุญุตุฑุช ุนู„ู‰ ุตูˆุฑุฉ ูˆุงุญุฏุฉ ู…ู† ุงู„ุตูˆุฑ ุงู„ุชุงู„ูŠุฉ ูุงู†ุง ู‡ุชูƒู„ู… ุนู†
116
00:09:00,830 --> 00:09:08,150
ุงู„ matrix ู„ูˆ ุฃู†ุง ุฅุฌูŠุช ู‚ูˆู„ุช ู‡ู†ุง ูˆุงู„ู„ู‡ ุนู†ุฏูŠ
117
00:09:08,150 --> 00:09:08,990
ู‡ู†ุง ุชู„ุงุชูŠู†
118
00:09:12,600 --> 00:09:24,500
ูˆุนู†ุฏูŠ ู‡ู†ุง 20 ูˆุนู†ุฏูŠ ู‡ู†ุง 50 ูˆุงู†ุง
119
00:09:24,500 --> 00:09:28,740
C1 C2
120
00:09:28,740 --> 00:09:39,400
ูˆC3 ูˆุงู„ุจุงู‚ูŠ ุฃุตูุฑ ุทุจุนุง ู‡ู†ุง T1 T2 T3 ูˆุงู†ุง ุงุชุนู…ุฏุช ุงุญุท
121
00:09:39,400 --> 00:09:45,560
ุงู„ู‚ูŠู… ู†ูุณ ุงู„ูƒูŠููŠุฉู„ุญุธูˆุง ู…ุนุงูŠุง ุฅู†ู‡ ูุนู„ูŠุง ูƒู„ cluster
122
00:09:45,560 --> 00:09:50,720
completely pure ุตุงููŠ ู…ุงููŠุด ููŠู‡ ุฃูŠ .. ูŠุนู†ูŠ ูƒู„
123
00:09:50,720 --> 00:09:53,800
cluster ู…ุซู„ ูˆุงุญุฏุฉ ู…ู† ุงู„ classes ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏู‰
124
00:09:53,800 --> 00:09:57,980
ูƒู„ cluster ู…ุซู„ ูˆุงุญุฏุฉ ูู‚ุท ู…ู† ุงู„ classes ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ
125
00:09:57,980 --> 00:10:01,920
ุนู†ุฏู‰ ูˆู‡ู†ุง ุจุชูƒู„ู… ุฅู†ู‡ ูุนู„ูŠุง ูƒู„ cluster ู†ู‚ูŠ ุชู…ุงู…ุง
126
00:10:01,920 --> 00:10:06,740
ุจูŠุญุชูˆูŠ ุนู†ุงุตุฑ ู…ู† ู†ูุณ ุงู„ class ูู‚ุท ุนุดุงู† ู‡ูŠ ูƒุงู†
127
00:10:06,740 --> 00:10:10,900
ุจู†ุชูƒู„ู… ุงุญู†ุง ุนู„ู‰ ุงู„ purity ู†ู‚ุงูˆุฉ ุฃูˆ ู†ู‚ุงุก ุฏุฑุฌุฉ
128
00:10:10,900 --> 00:10:17,700
ุงู„ู†ู‚ุงุกุทูŠุจุŒ ุจู…ุง ุฃู† ุงู„ุญุงู„ุฉ ุฏูŠ ู‡ูŠ ุงู„ู€ optimal case ุฃูˆ
129
00:10:17,700 --> 00:10:21,640
ุงู„ู€ ideal case ูˆุงู„ู„ูŠ ุฃู†ุง ูุนู„ุง ู…ุด ู‡ุญุตู„ ุนู„ูŠู‡ุงุŒ ุฃู†ุง
130
00:10:21,640 --> 00:10:24,400
ู‡ุญุตู„ ุนู„ู‰ ุดุบู„ ู…ุดุงุจู‡ ุฒูŠ ู‡ูŠูƒ ู…ู† ุฎู„ุงู„ ุงู„ู€ contingency
131
00:10:24,400 --> 00:10:28,020
matrix ูƒูŠู ุฃุญุณุจ ุงู„ู€ purityุŸ ุงู„ู€ purity ู‡ูŠ ุชุณุงูˆูŠ
132
00:10:28,020 --> 00:10:35,180
ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุน ุงู„ maximum ููŠ ูƒู„ ุตูุฑ ุงู„ maximum ุนุฏุฏ
133
00:10:35,180 --> 00:10:40,410
maximum ู„ู„ู€ Ti ุชู†ุชู…ูŠ ู„Cุนู„ู‰ ุงู„ุงู† ุงู„ maximum ุฎู…ุณุฉ ูˆ
134
00:10:40,410 --> 00:10:44,750
ุนุดุฑูŠู† ุงู„ maximum ุนุดุฑูŠู† ุงู„ maximum ุนุดุฑุฉ ูŠุนู†ูŠ ุฎู…ุณุฉ ูˆ
135
00:10:44,750 --> 00:10:49,430
ุนุดุฑูŠู† ุฒุงุฆุฏ ุนุดุฑูŠู† ุฒุงุฆุฏ ุนุดุฑุฉุนู†ุฏู…ุง ุงุชูƒู„ู… ุนู† ุฎู…ุณุฉ ูˆ
136
00:10:49,430 --> 00:10:53,550
ุฎู…ุณูŠู† ุนู„ู‰ ูƒู„ ุงู„ุงู† ุฎู…ุณุฉ ูˆ ุฎู…ุณูŠู† ูˆ ููŠ ุนู†ุฏู‰ ุงุถูŠูู‡ู…
137
00:10:53,550 --> 00:10:58,670
ู‡ู†ุง ุนู„ู‰ ุฎู…ุณุฉ ูˆ ุณุจุนูŠู† ุจุชูƒู„ู… ุนู„ู‰ ุงู„ purity ุงู„ุงู† ุงู†
138
00:10:58,670 --> 00:11:04,870
ุนู†ุฏูŠ ู‡ุงู† ุชู„ุงุชูŠู† ุฎู…ุณุฉ ูˆ ุชู„ุงุชูŠู† ู‡ูŠ ุฎู…ุณุฉ ูˆ ุณุชูŠู† ุฎู…ุณุฉ
139
00:11:04,870 --> 00:11:10,750
ูˆ ุณุจุนูŠู† ู…ุนู†ุงุชู‡ ุนู†ุฏู‰ ุงู†ุง ู‡ุงู† ุฎู…ุณุฉุงู„ู„ูŠ ุนู†ุฏูŠ ู‡ู†ุง
140
00:11:10,750 --> 00:11:13,830
ู†ุชูƒู„ู… .. ุงุญู†ุง ู‚ูˆู„ู†ุง ุงู„ maximum ุฎู…ุณุฉ ูˆ ุฃุฑุจุนูŠู† ..
141
00:11:13,830 --> 00:11:21,510
ุฎู…ุณุฉ ูˆ ุฎู…ุณูŠู† .. ุฎู…ุณุฉ ูˆ ุฎู…ุณูŠู† ุนู„ู‰ ุฎู…ุณุฉ ูˆ ุณุจุนูŠู† ู‡ุฐู‡
142
00:11:21,510 --> 00:11:23,970
ุงู„ purity ุชุจุน ุงู„ cluster ุฃูˆ ุชุจุน ุงู„ contingency
143
00:11:23,970 --> 00:11:29,990
matrix ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏูŠ
144
00:11:29,990 --> 00:11:34,250
ุทูŠุจ .. ุชุนุงู„ู‰ ู†ุดูˆู ุงู„ู…ุซุงู„ ุงู„ุจุณูŠุท ุงู„ู„ูŠ ุนู†ุฏูŠ ู‡ุงุฏ
145
00:11:41,930 --> 00:11:45,370
ุฃู†ุง ู…ุด ุจู‚ูˆู„ุŒ ุจู‚ูˆู„ ุฅู† ุฃู†ุง ุงู„ู€Purity ุจู‚ุฏุฑ ุฃุญุณุจู‡ุง ุฅุฐุง
146
00:11:45,370 --> 00:11:50,690
ูƒุงู†ุช ุจุชุนุงู…ู„ ู…ุน test set ุจุชุญุชูˆูŠ ุนู„ู‰ target class
147
00:11:50,690 --> 00:11:56,970
ุชุฎูŠู„ุŒ ุนุดุงู† ูŠุฏู…ุฌ ุงู„ุชุนุฑูŠู ู‡ุฐุง ุงู„ู€definition ู‡ุฐุง ุนุดุงู†
148
00:11:56,970 --> 00:12:00,610
ูŠุฏู…ุฌ ู…ุง ุจูŠู† ุงู„ุดุบู„ุชูŠู† ุจูŠู† ุฅู†ู‡ ูุนู„ูŠุง ุงู„ู€clustering
149
00:12:00,610 --> 00:12:05,230
ุชุทุจู‚ ุนู„ู‰ test set ูˆุฃู†ุง ู…ู‚ุฏุฑุด ุฃุฑูˆุญ ุฃู‚ุฏุฑ ุฃุนู…ู„
150
00:12:05,230 --> 00:12:09,980
evaluation ุฅู„ุง ุบูŠุฑ ู„ูˆ ูƒุงู† ุงู„ label ู…ูˆุฌูˆุฏูุฌุงู„ูŠ ุงู„
151
00:12:09,980 --> 00:12:12,960
test set ุจุชุญุชูˆูŠ ุนู„ู‰ target ุงู„ุชูŠ ุจู†ุฌูˆุฒู†ูŠ training
152
00:12:12,960 --> 00:12:20,520
set ูˆ ู„ุง ุดูˆ ุฑุฃูŠูƒูˆุง training
153
00:12:20,520 --> 00:12:25,220
set ุจูŠุจู‚ู‰ ุงู„ุงู† ุจู‚ูˆู„ ุงูุชุฑุถ ุงู† ุงู†ุง ููŠ ุนู†ุฏู‰ test set
154
00:12:25,220 --> 00:12:29,900
ู…ูƒูˆู†ุฉ ู…ู† 24 element ุจุชู†ุชู…ูŠ ู„ three different
155
00:12:29,900 --> 00:12:39,530
classes ุงู„ O ุงูˆ ุงู„ circleTriangle ูˆSquare ูˆู…ุฌุณู…
156
00:12:39,530 --> 00:12:45,490
ุงู„ุนู†ุงุตุฑ ุจุงู„ุชุณุงูˆูŠ 8888 ุจุนุฏ ู…ุง ุทุจู‚ุช ุงู„ clustering
157
00:12:45,490 --> 00:12:50,510
ุชุจุนุช ุงู„ cluster C1 ููŠู‡ุง ุงู„ุนู†ุงุตุฑ ุงู„ุชุงู„ูŠุฉ ุงู„ cluster
158
00:12:50,510 --> 00:12:55,650
C2 ูˆ ุงู„ cluster C3 ุทุจุนุง ู‡ู†ุง ููŠ ู…ุตุทู„ุญ ุฌุฏูŠุฏ ุงุถูŠูู‡
159
00:12:55,650 --> 00:13:01,630
ู†ู‚ุงุก ูƒู„ cluster ู†ู‚ุงุก ูƒู„ cluster ุจุดูƒู„ ู…ุณุชู‚ู„ ุงุฐุง
160
00:13:01,630 --> 00:13:07,380
ุณุฃู„ุชูƒ ุงู„ cluster ุงู„ุฃูˆู„ ุจู…ุซู„ ุงูŠุดุŸู…ุนุธู…ูƒู… ุญูŠู‚ูˆู„ูˆุง ูˆ
161
00:13:07,380 --> 00:13:12,880
ุงู„ู„ู‡ ู‡ุฐุง ุจูŠู…ุซู„ ุงู„ู…ุซู„ุซุงุช ุงู„ triangles ูˆ ุงู„ู„ูŠ ุชุญุช
162
00:13:12,880 --> 00:13:16,480
ุงู„ุชุงู†ูŠ ู‡ูŠู…ุซู„ ุงู„ู…ุฑุจุนุงุช ุงู„ุญู…ุฑุงุก ูˆ ู‡ุฐู‡ ู‡ูŠู…ุซู„ ุงู„ุฏูˆุงุฆุฑ
163
00:13:16,480 --> 00:13:19,340
ุงู„ุฎุถุฑุงุกุŒ ู…ุธุจูˆุทุŸ ูุจุงู„ุชุงู„ูŠ ุฃู†ุง ุจู‚ุฏุฑ ุฃุญุณุจ ุงู„ purity
164
00:13:19,340 --> 00:13:22,300
ุชุจุน ูƒู„ cluster ุงู„ cluster ุงู„ุฃูˆู„ ุจูŠุญุชูˆูŠ ุนู„ู‰ 9 ุนู†ุงุตุฑ
165
00:13:22,300 --> 00:13:26,420
ูˆ ุงู„ maximum ูƒุงู†ุช ู„ู…ูŠู†ุŸ ู„ู„ู…ุซู„ุซุงุชุŒ ู…ุนู†ุงุชู‡ 6 ุนู„ู‰ 9
166
00:13:26,420 --> 00:13:29,880
ู„ูƒู† ู…ุด ู‡ูŠ ุงู„ target ุชุจุนุชูŠุŒ ุฃู†ุง ู…ุงุจู‡ู…ู†ูŠุด ุงู„ purity
167
00:13:29,880 --> 00:13:34,820
ุชุจุน ูƒู„ class ุฃู†ุง ุงู„ู„ูŠ ุจูŠู‡ู…ู†ูŠ ุงู„ purity ู„ูƒู„ output
168
00:13:34,820 --> 00:13:40,340
ู…ุฑุฉ ูˆุงุญุฏุฉู„ู„ู€ algorithm ุงู„ element 24 element ู‡ุฑูˆุญ
169
00:13:40,340 --> 00:13:44,920
ุฃุฏูˆุฑ ู‡ุงู†ุงู„ู€ maximum ู‡ู†ุง 6 ุงู„ู€ maximum ู‡ู†ุง 5 ุงู„ู€
170
00:13:44,920 --> 00:13:49,980
maximum ู‡ู†ุง 5 6 ุฒุงุฆุฏ 5 ุฒุงูŠุฏ 5 ุนู„ู‰ 24 16 ุนู„ู‰ 24
171
00:13:49,980 --> 00:13:53,660
ุฏุฑุฌุฉ ุงู„ู†ู‚ุงุก ุงู„ู„ูŠ ุจูŠุนุทูŠู†ุง ุฅูŠุงู‡ุง ุงู„ cluster ู‡ุฐุง ุจุดูƒู„
172
00:13:53,660 --> 00:14:00,460
ุนุงู… 76.67% ูˆ ู‡ูŠูƒ ุจุชุชู… ุญุณุจุฉ ุงู„ purity ุชุจุนุชู†ุง ู‡ู†ุง
173
00:14:00,460 --> 00:14:04,220
ุทุจุนุง ูƒู…ุงู† ู…ุฑุฉ ุจุฑุฌุน ุจู‚ูˆู„ ุฃู†ุง ุจู‚ุฏุฑ ุฃุชูƒู„ู… ุจุดูƒู„ ู…ุจุฏุฆูŠ
174
00:14:04,220 --> 00:14:09,910
ุงู„ majority ุชุจุน ูƒู„ cluster ูƒุฐุงุบุงู„ุจูŠุฉ ุชุจุนุช ูƒู„
175
00:14:09,910 --> 00:14:13,370
cluster ูƒุฏู‡ ู„ูƒู† ุงู„ purity ุชุจุนุชู‡ุง ู‡ุชูƒูˆู† ู‡ุฐู‡ ู…ุด
176
00:14:13,370 --> 00:14:17,330
ูˆุงุถุญุฉ ูุนู„ูŠุง ู„ูˆ ู‚ู„ุน ุนู†ุฏูŠ cluster ู…ุงุฏุฉ ู†ุณูˆุดูŠ ูˆ
177
00:14:17,330 --> 00:14:22,150
ุจูŠู†ุชู…ูŠ ู…ุซู„ุง ูู‚ุท ู„ two clusters ู„ two classes ูŠุนู†ูŠ
178
00:14:22,150 --> 00:14:25,770
ู…ู† ู†ูˆุนูŠู† ู…ุฎุชู„ููŠู† ู‡ู‚ูˆู„ ุงู„ purity ู„ู…ูŠู† ูุจุชุตูŠุฑ ุงู„
179
00:14:25,770 --> 00:14:29,990
purity ู‡ุฐู‡ ุบูŠุฑ ูˆุงุถุญุฉ ุฃูˆ ุจุชุตูŠุฑ ู…ูู‡ูˆู…ู‡ุง ุบูŠุฑ ุฏู‚ูŠู‚ ุฃู†ุง
180
00:14:29,990 --> 00:14:34,770
ุงู„ู„ูŠ ุจู‡ู…ู†ูŠ ุงู„ purity ุชุจุนุช ุงู„ cluster ุจุดูƒู„ ุนุงู…ุทุจุนุงู‹
181
00:14:34,770 --> 00:14:38,790
ุฃู†ุง ููŠู‡ ู…ุชุฑูŠูƒุฒ ุชุงู†ูŠุฉ ู…ู…ูƒู† ุชุณุชุฎุฏู… ู†ูุณ ุงู„ู…ุจุฏุฃ ุงู„ู€
182
00:14:38,790 --> 00:14:41,230
Ground Truth ุฅู† ุฃู†ุง ูุนู„ูŠุงู‹ ู„ุงุฒู… ูŠูƒูˆู† ููŠู‡ training
183
00:14:41,230 --> 00:14:44,710
data set ูˆู‡ุฐุง ู…ูู‡ูˆู… Ground Truth ูŠุนู†ูŠ ุงู„ุญู‚ูŠู‚ุฉ
184
00:14:44,710 --> 00:14:47,690
ุงู„ุฃู…ุฑ ุงู„ูˆุงู‚ุนุŒ ุฅูŠุด ุงู„ุฃู…ุฑ ุงู„ูˆุงู‚ุนุŸ ุงู„ุฃู…ุฑ ุงู„ูˆุงู‚ุน ุงู„
185
00:14:47,690 --> 00:14:51,510
class ุงู„ู„ูŠ ู…ูˆุฌูˆุฏ ุนู†ุฏู‡ุงุŒ ุงู„ู„ูŠ ู‡ูŠ ุงู„ุฃุณุงุณุŒ ุชู…ุงู…ุŸ ูˆู‡ุฐุง
186
00:14:51,510 --> 00:14:57,250
ูุนู„ูŠุงู‹ ุฃู†ุง ู„ู…ุง ุจุทุจู‚ ุงู„ data setุฃูˆ Clustering ุนู„ู‰
187
00:14:57,250 --> 00:14:59,690
ุงู„ู€ Training Set ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ู‡ู†ุง ููŠ ุนู†ุฏูŠ ุงู„ู€
188
00:14:59,690 --> 00:15:04,710
Adjusted Random Index ูˆููŠ ุนู†ุฏูŠ Normalized Mutual
189
00:15:04,710 --> 00:15:09,450
Information ูˆู‡ุฐู‡ ุจุชุฏูŠู†ูŠ ู‚ูŠู… ู…ู† ุตูุฑ ู„ูˆุงุญุฏ ูˆูƒู„ ู…ุง
190
00:15:09,450 --> 00:15:15,390
ูƒุงู†ุช ุงู„ู‚ูŠู…ุฉุฃู‚ุฑุจ ู„ู„ูˆุงุญุฏ ู…ุนูŠู†ุชู‡ ุงู„ู€ purity ุชุจุนุชูŠ ุฃูˆ
191
00:15:15,390 --> 00:15:19,830
ุงู„ู€ scale ุชุจุนูŠ ุงู„ algorithm ุชุจุนุชูŠ ุฃูุถู„ ุงู„ุตุญูŠุญ ุฃู†ุง
192
00:15:19,830 --> 00:15:25,010
ู…ุด ู‡ุงุทู„ุจ ู…ู†ูƒูˆุง ุงู„ุนู…ู„ูŠุงุช ุงู„ุญุณุงุจูŠุฉ ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏ
193
00:15:25,010 --> 00:15:28,810
ู‡ุงู† ู†ูุณ ุงู„ูƒู„ุงู… ู‡ูŠ ููŠ ุนู†ุฏ contingency matrix ุนู†ุฏ ุงู„
194
00:15:28,810 --> 00:15:30,890
actual class
195
00:15:32,410 --> 00:15:38,490
ุนู† ุทุฑูŠู‚ ุงู„ู€ Predicted Cluster ููŠ ู†ูุณ ุงู„ุญุณุจุฉ ู„ูƒู†
196
00:15:38,490 --> 00:15:43,770
ู‡ู†ุง ุจุชูƒู„ู… ุนู† ุฌุฏุงุด ุงู„ู€ elements ู…ู† ูƒู„ ุนู†ุตุฑ ุชู…ุงู…ุง
197
00:15:43,770 --> 00:15:47,710
ุงู„ุญุณุจุฉ ู…ุด ู…ุทู„ูˆุจุฉ ูŠุง ุฌู…ุงุนุฉ ุงู„ุฎูŠุฑ ู„ูƒู† ู‡ูˆุฑูŠูƒู… ุฅูŠุงู‡ุง
198
00:15:47,710 --> 00:15:51,830
ุฅู† ุดุงุก ุงู„ู„ู‡ ููŠ ุงู„ุนู…ู„ ูˆุจู‡ูŠูƒ ู†ู‡ูŠู†ุง ุดุจุชุฑู†ุง ูŠุนู†ูŠ ุฃู†ุง
199
00:15:51,830 --> 00:15:55,630
ุงู„ุขู† ู„ู…ุง ุฃุชูƒู„ู… ุนู„ู‰ ุงู„ evaluation ู…ู…ูƒู† ุฃุชูƒู„ู… ุนู„ู‰
200
00:15:55,630 --> 00:15:59,590
three different metrics3 ู…ุชุฑุงุช ู…ุฎุชู„ูุฉ ู„ู€ Purity
201
00:15:59,590 --> 00:16:03,710
ูˆู‡ูŠ ู…ุทู…ูˆุนุฉ ู…ู†ูƒูˆุง ุญุณุงุจูŠุชู‡ุง ู„ุฃู†ู‡ุง ุณู‡ู„ุฉ ุงู„ maximum ุงู„
202
00:16:03,710 --> 00:16:06,390
summation ู„ู„ู…ุงูƒุณูŠู…ู…ู… ููŠ ูƒู„ cluster ุนู„ู‰ ุนุฏุฏ ุงู„
203
00:16:06,390 --> 00:16:09,130
elements ูƒู„ู‡ุง ููŠ ุงู„ data set ูˆู‡ูŠ ุจุชู…ุซู„ ุงู„ purity
204
00:16:09,130 --> 00:16:14,890
ููŠ ุนู†ุฏูŠ ู…ุฌุฑุฏ ู…ุตุทู„ุญูŠู† ุฃุฎุฑูŠู† ุฃุฎุฑูŠู† ุจุฏูŠ ุฃุณู…ุนู‡ู… ุจุฏูŠ
205
00:16:14,890 --> 00:16:19,810
ุฃุญุฑูู‡ู… ุงู„ู„ูŠ ู‡ูˆ adjusted rank index ูˆnormalize
206
00:16:19,810 --> 00:16:25,010
mutual information ู‡ูŠ ุนุจุงุฑุฉ ุนู† rank ุจุญุณุจ ุงู„
207
00:16:25,010 --> 00:16:30,060
similarity between any two clustersุญุณุจุฉ ู…ุด ู…ุทู„ูˆุจุฉ
208
00:16:30,060 --> 00:16:33,520
ู„ูƒู† ูุนู„ูŠุงู‹ ู‡ูŠ ุนุจุงุฑุฉ ุนู† evaluation metric ุงู†ุง ู…ู…ูƒู†
209
00:16:33,520 --> 00:16:36,580
ุงูˆ ุฌุฏ ุงุณุชุฎุฏู…ู‡ุง ู…ุน ุงู„ clustering ุงู„ู„ูŠ ูŠุนุทูŠูƒูˆุง
210
00:16:36,580 --> 00:16:39,320
ุงู„ุนุงููŠุฉ ูˆ ุจุชู…ู†ุงู„ูƒูˆุง ุงู„ุชูˆููŠู‚ ุงู„ุณู„ุงู… ุนู„ูŠูƒู… ูˆุฑุญู…ุฉ
211
00:16:39,320 --> 00:16:39,440
ุงู„ู„ู‡