Machine learning for cognitive science 1: What is machine learning?

Published on Jun 15, 201022993 Views

Neil D. Lawrence

MLSS 2010 - Sardinia

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Machine Learning

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2. Part

Chapter list

Behavioural Learning: Inspiration from Nature?00:00

Plan of talk00:16

Machine learning: structure of the field02:01

What is Machine Learning? (Part 1)02:46

Outline - 104:06

Example: Supervised Learning04:11

What is Machine Learning? - 705:53

Reinforcement Learning06:17

Reinforcement Learning: motivating the model - 107:09

Reinforcement Learning: motivating the model - 207:35

History of Machine Learning (personal) - 107:57

RL: Intuitions08:07

History of Machine Learning (personal) - 208:58

History of Machine Learning (personal) - 309:14

History of Machine Learning (personal) - 409:47

RL: Markov Decision Processes10:59

An example MDP: Robot Golf12:04

Machine Learning Today - 112:27

Machine Learning Today - 212:32

Three types of control12:53

Choosing actions: by look-ahead search14:25

Choosing actions: by stored policy14:28

Choosing actions: by stored value function14:32

Machine Learning Today - 314:43

Optimising policy and values together14:55

Q - Learning - 116:03

Q - Learning - 217:17

Machine Learning Today - 417:49

Machine Learning Today - 518:27

Machine Learning Today - 618:44

Developments in RL18:44

Successes of RL18:46

Limitations of RL18:47

Plausibility of RL18:48

Machine Learning Today - 721:50

Part 2: RL in Animals23:02

Machine Learning Today - 823:11

Statistics 23:39

Early 20th Century Statistics25:49

Conditioning Experiments25:50

Outline - 327:26

Outline - 427:53

Classification28:03

Classical Conditioning28:45

Keller and Marian Breland28:48

Breland and Breland (1951)29:24

Classification Examples29:46

'The Misbehaviour of Organisms' (1961)30:13

Perceptron-like Algorithm31:00

The Perceptron31:08

The Misbehaviour of Organisms - 131:46

The Misbehaviour of Organisms - 231:54

Rooting32:05

The Misbehaviour of Organisms - 332:41

Instinctive Drift33:00

Questions33:24

Perceptron Algorithm - 134:28

Perceptron Algorithm - 234:47

Perceptron Algorithm - 334:48

Perceptron Algorithm - 434:52

Perceptron Algorithm - 535:03

Perceptron Algorithm - 635:39

Perceptron Algorithm - 735:43

Perceptron Algorithm - 835:45

Perceptron Algorithm - 935:47

Perceptron Algorithm - 1035:49

Perceptron Algorithm - 1136:21

Perceptron Algorithm - 1236:30

Perceptron Algorithm - 1336:54

Perceptron Algorithm - 1436:54

Perceptron Algorithm - 1536:55

Perceptron Algorithm - 1636:56

Perceptron Algorithm - 1837:01

Perceptron Algorithm - 1742:19

Ouline - 542:44

Regression Examples43:31

Linear Regression46:20

Updating Bias/Intercept46:49

Updating Slope48:05

Linear Regression Example - 148:59

Linear Regression Example - 249:00

Linear Regression Example - 349:03

Linear Regression Example - 449:04

Linear Regression Example - 549:09

Linear Regression Example - 649:10

Linear Regression Example - 749:13

Linear Regression Example - 849:14

Linear Regression Example - 949:14

Linear Regression Example - 1049:15

Linear Regression Example - 1149:16

Linear Regression Example - 1249:16

Linear Regression Example - 1349:16

Linear Regression Example - 1449:17

Linear Regression Example - 1549:19

Linear Regression Example - 1649:20

Linear Regression Example - 1749:21

Linear Regression Example - 1849:22

Linear Regression Example - 1949:22

Linear Regression Example - 2049:23

Linear Regression Example - 2149:24

Linear Regression Example - 2249:24

Linear Regression Example - 2349:25

Linear Regression Example - 2449:25

Linear Regression Example - 2549:26

Linear Regression Example - 2649:26

Linear Regression Example - 2749:27

Linear Regression Example - 2849:27

Linear Regression Example - 2949:27

Linear Regression Example - 3049:28

Linear Regression Example - 3149:40

Linear Regression Example - 3249:43

Linear Regression Example - 3349:43

Linear Regression Example - 3449:44

Linear Regression Example - 3549:44

Linear Regression Example - 3649:45

Linear Regression Example - 3749:45

Linear Regression Example - 3849:46

Linear Regression Example - 3949:46

Linear Regression Example - 4049:46

Linear Regression Example - 4149:47

Linear Regression Example - 4249:47

Linear Regression Example - 4349:47

Linear Regression Example - 4449:48

Linear Regression Example - 4549:48

Linear Regression Example - 4649:48

Linear Regression Example - 4749:52

Linear Regression Example - 4849:54

Linear Regression Example - 4949:55

Linear Regression Example - 5049:56

Linear Regression Example - 5149:57

Linear Regression Example - 5249:57

Linear Regression Example - 5349:58

Linear Regression Example - 5449:59

Linear Regression Example - 5549:59

Linear Regression Example - 5650:00

Linear Regression Example - 5750:01

Linear Regression Example - 5850:02

Basis Functions50:18

Quadratic Basis - 152:34

Quadratic Basis - 252:59

Quadratic Basis - 353:01

Functions Derived from Quadratic Basis - 153:15

Functions Derived from Quadratic Basis - 253:53

Functions Derived from Quadratic Basis - 353:57

Radial Basis Functions - 153:58

Radial Basis Functions - 255:15

Radial Basis Functions - 355:42

Functions Derives from Radial Basis - 155:49

Functions Derives from Radial Basis - 256:21

Functions Derives from Radial Basis - 356:30

Nonlinear Regression Example - 156:59

Nonlinear Regression Example - 257:07

Nonlinear Regression Example - 357:28

Nonlinear Regression Example - 457:29

Nonlinear Regression Example - 557:29

Nonlinear Regression Example - 657:30

Nonlinear Regression Example - 757:30

Nonlinear Regression Example - 857:31

Nonlinear Regression Example - 957:31

Nonlinear Regression Example - 1057:32

Nonlinear Regression Example - 1157:32

Nonlinear Regression Example - 1257:32

Nonlinear Regression Example - 1357:33

Nonlinear Regression Example - 1457:33

Nonlinear Regression Example - 1557:34

Nonlinear Regression Example - 1657:34

Nonlinear Regression Example - 1757:35

Nonlinear Regression Example - 1857:35

Nonlinear Regression Example - 1957:35

Nonlinear Regression Example - 2057:36

Nonlinear Regression Example - 2157:36

Nonlinear Regression Example - 2257:37

Nonlinear Regression Example - 2357:37

Nonlinear Regression Example - 2457:38

Nonlinear Regression Example - 2557:40

Nonlinear Regression Example - 2657:41

Nonlinear Regression Example - 2757:42

Nonlinear Regression Example - 2857:42

Nonlinear Regression Example - 2957:42

Nonlinear Regression Example - 3057:43

Nonlinear Regression Example - 3157:43

Nonlinear Regression Example - 3257:44

Nonlinear Regression Example - 3357:44

Nonlinear Regression Example - 3457:45

Nonlinear Regression Example - 3557:45

Nonlinear Regression Example - 3657:46

Nonlinear Regression Example - 3757:46

Nonlinear Regression Example - 3857:47

Nonlinear Regression Example - 3957:47

Nonlinear Regression Example - 4057:48

Nonlinear Regression Example - 4157:49

Nonlinear Regression Example - 4257:49

Nonlinear Regression Example - 4357:49

Nonlinear Regression Example - 4457:50

Nonlinear Regression Example - 4557:50

Nonlinear Regression Example - 4657:51

Nonlinear Regression Example - 4757:51

Nonlinear Regression Example - 4857:52

Nonlinear Regression Example - 4957:52

Nonlinear Regression Example - 5057:53

Nonlinear Regression Example - 5157:53

Nonlinear Regression Example - 5257:54

Nonlinear Regression Example - 5357:55

Nonlinear Regression Example - 5457:55

Nonlinear Regression Example - 5557:56

Nonlinear Regression Example - 5657:57

Outline - 657:59

Mathematical Interpretation - 158:34

Mathematical Interpretation - 259:46

Learning is Optimization - 159:51

Learning is Optimization - 259:53

Minimization via Gradient Descent 01:00:32

Steepest Descent - 101:01:12

Steepest Descent - 201:01:15

Steepest Descent - 301:01:35

Steepest Descent - 401:01:35

Steepest Descent - 501:01:36

Steepest Descent - 601:01:37

Steepest Descent - 701:01:37

Steepest Descent - 801:01:38

Steepest Descent - 901:01:38

Steepest Descent - 1001:01:39

Steepest Descent - 1101:01:40

Steepest Descent - 1201:01:40

Steepest Descent - 1301:01:41

Steepest Descent - 1401:01:41

Steepest Descent - 1501:01:42

Steepest Descent - 1601:01:42

Steepest Descent - 1701:01:43

Steepest Descent - 1801:01:43

Steepest Descent - 1901:01:44

Steepest Descent - 2001:01:44

Steepest Descent - 2101:01:45

Steepest Descent - 2201:01:46

Stochastic Gradient Descent - 101:01:46

Stochastic Gradient Descent - 201:01:48

Stochastic Gradient Descent - 301:01:59

Stochastic Gradient Descent - 401:02:09