Comments for brain of matpalm http://matpalm.com/blog thoughts from a data scientist wannabe Sun, 06 Jun 2010 19:38:46 -0400 http://wordpress.org/?v=2.9.2 hourly 1 Comment on 5 minute ggobi demo by matpalm http://matpalm.com/blog/2010/06/04/5-minute-ggobi-demo/comment-page-1/#comment-156 matpalm Sun, 06 Jun 2010 19:38:46 +0000 http://matpalm.com/blog/?p=634#comment-156 you'll love ggobi jeremy, there is heaps of tight R integration you’ll love ggobi jeremy, there is heaps of tight R integration

]]> Comment on 5 minute ggobi demo by Jeromy Anglim http://matpalm.com/blog/2010/06/04/5-minute-ggobi-demo/comment-page-1/#comment-155 Jeromy Anglim Sun, 06 Jun 2010 14:37:55 +0000 http://matpalm.com/blog/?p=634#comment-155 Awesome video. There's lots of multidimensional data in psychology research, where I'm coming from. I think I'll have to pull out ggobi next time I'm analysing a tricky multidimensional problem. Awesome video. There’s lots of multidimensional data in psychology research, where I’m coming from. I think I’ll have to pull out ggobi next time I’m analysing a tricky multidimensional problem.

]]> Comment on 5 minute ggobi demo by Tweets that mention 5 minute ggobi demo « brain of matpalm -- Topsy.com http://matpalm.com/blog/2010/06/04/5-minute-ggobi-demo/comment-page-1/#comment-154 Tweets that mention 5 minute ggobi demo « brain of matpalm -- Topsy.com Sun, 06 Jun 2010 10:40:42 +0000 http://matpalm.com/blog/?p=634#comment-154 [...] This post was mentioned on Twitter by neil kodner, mat kelcey. mat kelcey said: brutally short demo (<5 minute) of my fav data viz tool; GGOBI! http://bit.ly/dkyssV [...] [...] This post was mentioned on Twitter by neil kodner, mat kelcey. mat kelcey said: brutally short demo (<5 minute) of my fav data viz tool; GGOBI! http://bit.ly/dkyssV [...]

]]> Comment on latent semantic analysis via the singular value decomposition (for dummies) by matpalm http://matpalm.com/blog/2010/04/19/lsa-via-svd-for-dummies/comment-page-1/#comment-126 matpalm Wed, 12 May 2010 08:37:53 +0000 http://matpalm.com/blog/?p=454#comment-126 thanks nicholas, my initial tf-idf normalisation attempts performed quite poorly. i'll have to give it another crack. mat thanks nicholas,
my initial tf-idf normalisation attempts performed quite poorly.
i’ll have to give it another crack.
mat

]]> Comment on latent semantic analysis via the singular value decomposition (for dummies) by Nicholas Dronen http://matpalm.com/blog/2010/04/19/lsa-via-svd-for-dummies/comment-page-1/#comment-125 Nicholas Dronen Wed, 12 May 2010 03:08:45 +0000 http://matpalm.com/blog/?p=454#comment-125 I believe the log-entropy term weighting scheme described in the following paper is commonly applied to term-document matrices before performing the SVD: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.118.6313 It's use in LSA is described in the Handbook of Latent Semantic Analysis: http://books.google.com/books?id=jgVWCuFXePEC I believe the log-entropy term weighting scheme described in the following paper is commonly applied to term-document matrices before performing the SVD:

http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.118.6313

It’s use in LSA is described in the Handbook of Latent Semantic Analysis:

http://books.google.com/books?id=jgVWCuFXePEC

]]> Comment on how many terms in a trend? by Tweets that mention how many terms in a trend? « brain of matpalm -- Topsy.com http://matpalm.com/blog/2010/05/11/how-many-terms-in-a-trend/comment-page-1/#comment-122 Tweets that mention how many terms in a trend? « brain of matpalm -- Topsy.com Tue, 11 May 2010 10:29:37 +0000 http://matpalm.com/blog/?p=627#comment-122 [...] This post was mentioned on Twitter by Alex Dong, mat kelcey. mat kelcey said: multi term trending? can't decide which way to try... http://bit.ly/9vC7wu #blog [...] [...] This post was mentioned on Twitter by Alex Dong, mat kelcey. mat kelcey said: multi term trending? can't decide which way to try… http://bit.ly/9vC7wu #blog [...]

]]> Comment on e10.6 community detection for my twitter network by Tweets that mention e10.6 community detection for my twitter network « matpalm.com/blog -- Topsy.com http://matpalm.com/blog/2010/04/04/375/comment-page-1/#comment-102 Tweets that mention e10.6 community detection for my twitter network « matpalm.com/blog -- Topsy.com Sun, 04 Apr 2010 07:14:22 +0000 http://matpalm.com/blog/?p=375#comment-102 [...] This post was mentioned on Twitter by Luke Venediger, mat kelcey. mat kelcey said: e10.6 community detection for my twitter network http://bit.ly/bvwPB2 [...] [...] This post was mentioned on Twitter by Luke Venediger, mat kelcey. mat kelcey said: e10.6 community detection for my twitter network http://bit.ly/bvwPB2 [...]

]]> Comment on semi supervised naive bayes for text classification by My Data Mining Weblog » Top 10 Algorithms in Data Mining (Slide) http://matpalm.com/blog/2010/02/14/semi-supervised-naive-bayes-for-text-classification/comment-page-1/#comment-82 My Data Mining Weblog » Top 10 Algorithms in Data Mining (Slide) Thu, 04 Mar 2010 11:25:47 +0000 http://matpalm.com/blog/?p=299#comment-82 [...] semi supervised naive bayes for text classification [...] [...] semi supervised naive bayes for text classification [...]

]]> Comment on what to do with a week off? by matpalm http://matpalm.com/blog/2010/02/22/what-to-do-with-a-week-off/comment-page-1/#comment-79 matpalm Mon, 22 Feb 2010 11:17:36 +0000 http://matpalm.com/blog/?p=304#comment-79 i must admit it's tempting! a lot of this week is already filled in with things to do with the young one so i guess i'm just trying to fill the gaps! i must admit it’s tempting! a lot of this week is already filled in with things to do with the young one so i guess i’m just trying to fill the gaps!

]]> Comment on what to do with a week off? by OJ http://matpalm.com/blog/2010/02/22/what-to-do-with-a-week-off/comment-page-1/#comment-78 OJ Mon, 22 Feb 2010 09:55:20 +0000 http://matpalm.com/blog/?p=304#comment-78 Take a week off tech, and come back suitably refreshed and ready to take them <strong>all</strong> on :) Take a week off tech, and come back suitably refreshed and ready to take them all on :)

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