KDnuggets » Forums
Latest News



 FAQFAQ    SearchSearch    MemberlistMemberlist     RegisterRegister   ProfileProfile    Log inLog in 

Search found 116 matches
www.kdnuggets.com Forum Index
Author Message
  Topic: Question about data processing
editor

Replies: 2
Views: 67

PostForum: Data Mining Beginners   Posted: Mon Jun 03, 2013 6:24 am   Subject: Converting categorical (nominal) features to boolean
This conversion is standard when applying many types of machine learning algorithms like neural nets which cannot deal easily with nominal values.

For example, say you have a feature COLOR, and it ...
  Topic: data mining on POI data
editor

Replies: 1
Views: 93

PostForum: Data Mining Open Forum   Posted: Tue May 21, 2013 4:18 pm   Subject: POIs (point of interest) clustering
You need to use not Weka clustering but some geographic clustering,
see
http://stackoverflow.com/questions/10108368/detecting-geographic-clusters

http://www.rise-group.org/risem/clusterpy/
  Topic: Please advise how I can obtain data
editor

Replies: 2
Views: 77

PostForum: Data Mining Beginners   Posted: Tue May 21, 2013 4:12 pm   Subject: data mining to find ethnic groups
It is not easy, but technically possible - one can identify many jewish and muslim family names and you can probably buy some spam email list covering UK. But there would be many false positives.
M ...
  Topic: Creating a corpus of online news
editor

Replies: 2
Views: 158

PostForum: Text Mining, Web Mining, Association Rules, and Other Algorithms   Posted: Fri May 03, 2013 4:25 pm   Subject: Creating a corpus of online news
check GDELT database: Global Data on Events, Location and Tone, which is an amazing tool for data journalists.

http://www.kdnuggets.com/2013/04/gdelt-global-data-on-events-location-tone.html
  Topic: Application Recommendation
editor

Replies: 1
Views: 145

PostForum: Data Mining Applications   Posted: Fri May 03, 2013 4:24 pm   Subject: Data mining answer to Worlfram Alpha
What you are looking for - automatically show basic visualizations, display significant correlations, and run some basic tests of significance between different variable interactions - you can get som ...
  Topic: An up to date keyword set on global news
editor

Replies: 1
Views: 300

PostForum: Data Mining Beginners   Posted: Fri May 03, 2013 4:20 pm   Subject: English keyword set
Have you tried Google N-grams - you can download their data from
http://storage.googleapis.com/books/ngrams/books/datasetsv2.html
  Topic: Theoretical aspects of DM? HELP!
editor

Replies: 2
Views: 462

PostForum: Data Mining Beginners   Posted: Tue Apr 23, 2013 6:52 am   Subject: Books to learn data mining / data science
Does not matter which books you start with -
Elements of Statistical Learning is very good book but more theoretical than others.

I also like Weka 3 book and
Learning from Data - see http://wor ...
  Topic: Which course is more important for data mining?
editor

Replies: 3
Views: 366

PostForum: Data Mining Beginners   Posted: Sun Apr 21, 2013 9:37 am   Subject: statistics courses
Statistics courses are more important for data mining than analysis of algorithms - check also free courses on machine learning from Coursera
and Caltech
  Topic: Pursuing an education in data mining/analytics
editor

Replies: 1
Views: 489

PostForum: Data Mining Open Forum   Posted: Tue Apr 16, 2013 7:05 pm   Subject: Education in Analytics / Data Mining
There are many free courses on analytics / data mining - see
http://www.kdnuggets.com/2013/02/online-courses-statistics-machine-learning-analytics.html

http://www.kdnuggets.com/2013/04/caltech-fr ...
  Topic: Using Association Rules to predict future sales (income)
editor

Replies: 4
Views: 1441

PostForum: Data Mining Open Forum   Posted: Tue Apr 09, 2013 8:06 pm   Subject: Predicting future sales values
yes, there is huge work on predicting time series values and lots of textbooks and courses. Neural networks and other special methods will work well.
 
Page 1 of 12 Goto page 1, 2, 3 ... 10, 11, 12  Next
All times are GMT - 5 Hours
Jump to:  


Powered by phpBB © 2001, 2005 phpBB Group

KDnuggets » Forums

Copyright © 2012 KDnuggets.   Subscribe to KDnuggets News! Tweet Twitter | facebook Facebook | RSS RSS | About KDnuggets