2012 January

Monthly Archives: January 2012

Topsy Labs Featured on CNBC’s Fast Money: Using Social Signal to Predict Stock Prices

Earlier today Rishab Aiyer Ghosh our co-founder and Chief Scientist was featured on CNBC’s Fast Money discussing how Topsy’s social sentiment scores are being used to predict stock prices with statistical significance.  The regression analysis we did on the stock … Continue reading

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

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

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

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

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