01 5 4.5 4 3.5 3 2.5 2- 1.5 1 0.5 아 -0.5 L2 L1 huber -2 -1 0 1 2 3 In linear regression you have used the so called MSE (L2) loss which is plotted in the figure as the L2 curve. Assume that you have outliers in the data, explain why the so called L1 loss L = ||y-ŷ||

01 5 4.5 4 3.5 3 2.5 2- 1.5 1 0.5 아 -0.5 L2 L1 huber -2 -1 0 1 2 3 In linear regression you have used the so called MSE (L2) loss which is plotted in the figure as the L2 curve. Assume that you have outliers in the data, explain why the so called L1 loss L = ||y-ŷ||

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Fundamentals of memory

A collection of connected storage devices form the memory unit. It is a space to store data and instructions required for processing. Information is stored in a memory unit in the form of bits. There are two types of memory namely:

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5
4.5
4
3.5
32
2.5
2
1.5
1
0.5
0
-0.5
--
-3
L2
L1
huber
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In linear regression you have used the so called MSE (L2) loss which is plotted in
the figure as the L2 curve. Assume that you have outliers in the data, explain
why the so called L1 loss
L = ||y-ŷ||

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