What is ‘big data’?Data is everywhere. It affects what you eat and how you drive; it powers our towns and shapes our economy. And one day it may help keep you alive.And as computers have got more powerful and sophisticated, we can now combine huge amounts of data together to generate even deeper insights about the world around us.Welcome to […]
Big Data needs Big Model
Posted by Andrew on 22 May 2014, 9:29 amGary Marcus and Ernest Davis wrote this useful news article on the promise and limitations of “big data.”And let me add this related point:Big data are typically not random samples, hence the need for “big model” to map from sample to population. Here’s an example (with Wei Wang, […]
Computer Science > Information Retrieval
Title:
Sentiment Analysis: A SurveyAuthors:Rahul Tejwani (University at Buffalo)(Submitted on 11 May 2014)
Abstract: Sentiment analysis (also known as opinion mining) refers to the use of
natural language processing, text analysis and computational linguistics to
identify and extract subjective information in source materials. Mining
opinions expressed in the user generated content is a challenging yet
practically very useful problem. This survey would […]
We all know online marketing is here to stay, to grow and to develop even more in the next years and decades. The good news is that, by now, marketers no longer need to prove in the boardroom why they’re spending so much on online and social media marketing, today is all about how they’re spending the budgets and how it […]
The White HouseOffice of the Press Secretary
For Immediate Release
May 01, 2014 FACT SHEET: Big Data and Privacy […]
BERKELEY Paul Waddell, a city planning professor at the University of California, Berkeley, with a penchant for conducting research with what he calls his “big urban data,” is putting his work to a real-world test in San Francisco.His high-tech startup “Synthicity” has been chosen from a field of nearly 200 applicants as one of San Francisco’s six new […]
“BOLLOCKS”, says a Cambridge professor. “Hubris,” write researchers at Harvard. “Big data is bullshit,” proclaims Obama’s reelection chief number-cruncher. A few years ago almost no one had heard of “big data”. Today it’s hard to avoid—and as a result, the digerati love to condemn it. Wired, Time, Harvard Business Review and other publications are falling over themselves to dance on […]
“BOLLOCKS”, says a Cambridge professor. “Hubris,” write researchers at Harvard. “Big data is bullshit,” proclaims Obama’s reelection chief number-cruncher. A few years ago almost no one had heard of “big data”. Today it’s hard to avoid—and as a result, the digerati love to condemn it. Wired, Time, Harvard Business Review and other publications are falling over themselves to dance on […]
Apologies for cross-posting,
Submissions are invited for the 3rd Workshop on Issues of Sentiment Discovery
and Opinion Mining (WISDOM), an ICML14 workshop exploring the new frontiers of
big data computing for opinion mining through machine-learning techniques and
sentiment learning methods. For more information, please visit:
http://sentic.net/wisdom
RATIONALE
The distillation of knowledge from social media is an extremely difficult task
as the content of today’s Web, while perfectly suitable […]
We analyze Top 30 LinkedIn Groups for Analytics, Big Data, Data Mining, and Data Science. Overall activity drops about 25%, but membership growth accelerates in Q4 2013. We identify 4 group quadrants: Active, Posting, Commenting, and Passive.comments
By Gregory Piatetsky, Apr 14, 2014.
We update our
analysis of Top 30 LinkedIn Groups for Analytics, Big Data, Data Mining, and […]
