Multivariate Analysis Multivariate Analysis

(1)

Wykład 1 Introduction

Multivariate Analysis

(2)

What do we mean by multivariate What do we mean by multivariate

analysis?

(3)

What do we mean by multivariate What do we mean by multivariate

analysis?

(4)

What do we mean by multivariate What do we mean by multivariate

analysis?

(5)

What do we mean by multivariate What do we mean by multivariate

analysis?

(6)

What do we mean by multivariate What do we mean by multivariate

analysis?

(7)

Cutting on variables

(8)

Fischer's linear discriminant

(9)

Fischer's linear discriminant

(10)

Fischer's linear discriminant

(11)

Fischer's linear discriminant

(12)

Fischer's linear discriminant

(13)

Fischer's linear discriminant

(14)

Neural networks

(15)

Neural networks Neural networks

Row 1 Row 2 Row 3 Row 4

0 2 4 6 8 10 12

Column 1 Column 2 Column 3

(16)

Neural networks Neural networks

0 2 4 6 8 10 12

(17)

Neural networks Neural networks

0 2 4 6 8 10 12

(18)

How do we find weights?

(19)

How do we find weights?

(20)

How do we find weights?

(21)

How do we find weights?

(22)

Back propagation

(23)

Back propagation

(24)

Back propagation

(25)

Training MLP

(26)

Training MLP

(27)

Training MLP

(28)

Training MLP

(29)

How much data do we need to train How much data do we need to train

MLP? MLP?

(30)

How much data do we need to train How much data do we need to train

MLP? MLP?

(31)

Validating the result

(32)

Validating the result

(33)

Validating the result

(34)

Validating the result

(35)

Validating the result

(36)

Decision Trees

(37)

Decision Trees

(38)

Decision Trees

(39)

Decision trees

(40)

Boosted Decision Trees

(41)

Boosted Decision Trees

(42)

Bagged Decision Trees

(43)

Forests

(44)

Randomised Trees / Prunning

(45)

Decision Trees

(46)