Apple announces record sales for iPhone 4s — confirming value of Topsy’s sentiment analysis

Posted on January 26, 2012 by vanessa

This past Tuesday, Apple announced its earnings for Q1 2012 (running from late September until the last day of the calendar year of 2011). Apple disclosed record profits of $13 billion, much of it credited to sales of the iPhone … Continue reading →

Obama’s 3rd SOTU – the Reaction Across Twitter

Posted on January 25, 2012 by Barry Dauber

On January 24th, President Obama delivered his third State of the Union Address to a Joint Session of Congress.  This speech like many State of the Unions (SOTU) before it, focused mainly on the rising income inequality occurring in the … Continue reading →

Predicting Stock Prices Using Topsy Social Sentiment

Posted on January 16, 2012 by eddie

A number of studies have been done over the past year examining correlations between sentiment calculated from Twitter posts to stock price movement. Most of these analyses have been performed using sentiment calculations from generalized tweet content applied to broad … Continue reading →

API Spotlight: HootSuite

Posted on January 4, 2012 by jenna

Realtime measurements accessed from Topsy’s API are used by scores of organizations to decision processes within applications, provide precise indicators of what’s trending and enable access to extensive historical tweet analysis. Our API Spotlight posts are designed to communicate who’s … Continue reading →

2011′s Top Images and Videos shared on Twitter

Posted on December 30, 2011 by jenna

Topsy indexes and ranks over 250 million tweets every day along with all public posts from Google+, in realtime. As the end of the year approaches, we’ve leveraged our search and ranking capabilities to list the top, most relevant socially … Continue reading →

Twitter Sentiment on Republican ads

Posted on December 28, 2011 by vanessa

For the better part of 2011, the Republican presidential primaries campaigns have been in full force. It has been a very active campaign season with numerous debates and the unavoidable gaffes, jabs and past scandals surfacing over its course. To … Continue reading →

Do More Tweets Equal More Holiday Sales?

Posted on December 20, 2011 by jenna

With the holiday season in full swing both marketers and economists alike are watching the retail sector closely to understand how the economy is doing and whether they put their marketing dollars to good use. Hundreds of millions of people … Continue reading →

API Spotlight: Digg Newsrooms

Posted on December 8, 2011 by jenna

Realtime measurements accessed from Topsy’s API are used by scores of organizations to decision content within applications, provide precise indicators of what’s trending and enable access to extensive historical tweet analysis. Our API Spotlight posts are designed to communicate who’s … Continue reading →

GOP Presidential Hopefuls – Do Debates Matter?

Posted on December 2, 2011 by Barry Dauber

At Topsy Labs, we like to take conversations found on Twitter and use math to extract information from mounds of data, and in this case – historical tweets about GOP Presidential hopefuls.  We processed all tweets mentioning GOP candidate’s names … Continue reading →

Trading on Twitter sentiment: iPhone 4S case study

Posted on November 3, 2011 by vanessa

Loosely speaking, a company’s stock price reflects its value. At any given moment, though, this might not hold true due to incomplete information or other frictions in the market. Traders use all available information (such as earnings reports or analyst … Continue reading →