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REGRESSION

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Page 1: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

REGRESSION

Page 2: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

CLASSIFICATION VS REGRESSION

Page 3: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

𝑤𝑒𝑖𝑔ℎ𝑡 of a berry

Classification vs RegressionClassification Regression

The variable we are trying to predict is

DISCRETE

The variable we are trying to predict is

CONTINUOUS

How red

weight

Berry?

Avocado?

Prices($/ Kg)

Weight(g)17 20 23

20

16

12

𝑝𝑟𝑖𝑐𝑒 = 𝑓 𝑤𝑒𝑖𝑔ℎ𝑡

Page 4: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

LINEAR REGRESSION

Page 5: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 6: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 7: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 8: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

MLP FUNCTION APPROXIMATION

Page 9: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Function Apporoximation

6 4 2 2 4 6

1.0

0.5

0.5

1.0

Page 10: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Training samples

Page 11: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Test samples

Page 12: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Tensorflow code

Page 13: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Tensorflow code

Page 14: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification

Graph

Page 15: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 16: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 17: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 18: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 19: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 20: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 21: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 22: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 23: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 24: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 25: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification
Page 26: REGRESSION - ajou.ac.krcvml.ajou.ac.kr/.../5/5d/Ch4_2_TensorFlow_Regression.pdf · 2017-01-12 · REGRESSION. 𝑤 𝑖 ℎ𝑡of a berry Classification vs Regression Classification