Qualitative Analytics: Why numbers do not tell the complete story?
Data scientists love numbers, yet not all data is numerical. Qualitative analytics should not be ignored, especially given the unique value it provides.
on Feb 21, 2014 in Customer Experience, Qualitative Analytics, Qualitative Research, Quantitative Analytics, Web Analytics
KDnuggets 14:n04, Text Analytics slow takeoff; Data Scientist Valentine Day; 3 Ways to test model accuracy
Latest analytics/data mining news, including surprisingly little change in Text Analytics use, Data Scientist Valentine Day, and Features (7) | News (10) | Software (2) | Webcasts (2) | Courses (2) | Meetings (2) | Jobs (10) | Academic (4) | Publications (6) | Tweets (6) | CFP (14) .
on Feb 19, 2014 in Accuracy, Text Analytics, Valentine's Day
Opening the Dataset: A Twelve-Step Program for Dataholics
Bruce Ratner, a functioning dataholic, writes dataiku verses, and paints swirling equations to relax. He shares his 12 step program that helps him, and others who love to data, to recover.
on Feb 15, 2014 in Data Visualization, Dataholic, Noise, Twelve-Step
KDnuggets talks to IBM: Data scientists: Hire an individual or team?
KDnuggets recent poll about Data Science - Individual vs Team has caught attention of IBM. Listen to the podcast where I discuss the unexpected findings of this poll and other Data Science topics.
on Feb 13, 2014 in Data Science Team, Gregory Piatetsky, IBM, Podcast, Poll
Book: Mining of Massive Datasets, 2nd Edition, free download
The second edition of this landmark book adds Jure Leskovec as a coauthor and has 3 new chapters, on mining large graphs, dimensionality reduction, and machine learning. You can still freely download a PDF version.
on Feb 12, 2014 in Anand Rajaraman, Jeff Ullman, Jure Leskovec, Mining Massive Datasets, Stanford, Textbook
3 Ways to Test the Accuracy of Your Predictive Models
3 different methods for testing accuracy of predictive models from 3 leading analytics experts - Karl Rexer, John Elder, and Dean Abbott explain using lift charts, randomization testing, and bootstrap sampling.
on Feb 8, 2014 in Bootstrap sampling, Dean Abbott, Decile tables, John Elder, Karl Rexer, Lift charts, Predictive Models, Randomization, Target shuffling
New book on Mining User Generated Content – Save 25%
This book focuses on mining and applications of UGC (user-generated content) including social annotation, music information retrieval, social networks, and sentiment analysis.
on Feb 6, 2014 in Community Mining, Network Graph, Sentiment Analysis, UGC, User Generated Content
KDnuggets 14:n03, Top Trends ahead of Strata; New Poll: Using Text Analytics? Cartoon: Watson and AI
Latest analytics/data mining news, including Features (9) | Software (4) | Webcasts (2) | Courses, Events (9) | Meetings (1) | Jobs (9) | Academic (3) | Competitions (1) | Publications (7) | Tweets (7) | NewsBriefs (3) | CFP (14) .
on Feb 5, 2014 in