LFD Book Forum

LFD Book Forum (http://book.caltech.edu/bookforum/index.php)
-   Homework 2 (http://book.caltech.edu/bookforum/forumdisplay.php?f=131)
-   -   Visualizations - Qs8, 9 & 10 (http://book.caltech.edu/bookforum/showthread.php?t=4229)

mluser 04-21-2013 08:41 AM

Visualizations - Qs8, 9 & 10
 
Here's an attempt to visualize the nonlinear transformation->

Data without noise and before transformation:

http://s20.postimg.org/76kvrkhd9/ori...thoutnoise.png

Data with noise and before transformation:

http://s20.postimg.org/btqxtc4q5/originalwithnoise.png

Data without noise and after transformation. Taking only the last 3 dimensions (x1x2, x1^2, x2^2) as these seem to carry more weight:

http://s20.postimg.org/eccmu0qgd/3dt...thoutnoise.png

Data with noise and after transformation. Taking only the last 3 dimensions (x1x2, x1^2, x2^2) as these seem to carry more weight:

http://s20.postimg.org/eqdytmajx/3dt...dwithnoise.png

yaser 04-21-2013 11:30 AM

Re: Visualizations - Qs8, 9 & 10
 
Nice!


All times are GMT -7. The time now is 08:52 AM.

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.