LFD Book Forum

LFD Book Forum (http://book.caltech.edu/bookforum/index.php)
-   Chapter 1 - The Learning Problem (http://book.caltech.edu/bookforum/forumdisplay.php?f=108)
-   -   Exercise 1.3 (b) (http://book.caltech.edu/bookforum/showthread.php?t=4658)

MaciekLeks 02-15-2016 07:38 AM

Exercise 1.3 (b)
 
If my thinking is correct:

https://scontent-fra3-1.xx.fbcdn.net...60&oe=57247EB5

,shouldn't we have the inequality of type less than or equal to than less than only (otherwise we lose x(t)=null vector)?

Thank you in advance.

yaser 02-17-2016 04:05 AM

Re: Exercise 1.3 (b)
 
By convention, the vector \bf x includes the zeroth coordinate x_0 which is fixed at +1, hence the norm of \bf x cannot be zero.

MaciekLeks 02-17-2016 08:54 AM

Re: Exercise 1.3 (b)
 
Quote:

Originally Posted by yaser (Post 12269)
By convention, the vector \bf x includes the zeroth coordinate x_0 which is fixed at +1, hence the norm of \bf x cannot be zero.

Of course:)
Thank you Professor.


All times are GMT -7. The time now is 05:52 PM.

Powered by vBulletin® Version 3.8.3
Copyright ©2000 - 2019, Jelsoft Enterprises Ltd.
The contents of this forum are to be used ONLY by readers of the Learning From Data book by Yaser S. Abu-Mostafa, Malik Magdon-Ismail, and Hsuan-Tien Lin, and participants in the Learning From Data MOOC by Yaser S. Abu-Mostafa. No part of these contents is to be communicated or made accessible to ANY other person or entity.