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The role of social media in forming public opinion | Twitter Chat
Join us on Twitter next Thursday 30 March between 2 pm and 3 pm to discuss the role of social media in forming public opinion. We will be discussing the following questions: Is social media creating...
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Sentiment Classification About Finance Statements
Investors daily have received news and opinions about different stocks or firms through specialised platforms. These one convey information, which leads different investors to make decisions. These...
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Employing Social Sentiment Data for Investment and Trading (Part 2)
Following on our previous article from December 16th, 2016. We now discuss the use of a social sentiment data for investment and training. The strategies and algorithms we describe here are simplified...
View ArticleSSIX screening of the German election in September 2017
One year ago people all over the world were still trying to understand the political earthquake of the Brexit-Votum and a few months later Donald Trump was elected as US president. At that time, the...
View ArticleSSIX screening of the German election in September 2017 – Part II
Germany has elected a new parliament last Sunday and over the upcoming weeks, the coalition for a new government will be formed based on this result. During the months before the election, the parties...
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How to improve machine learning models for sentiment analysis via crowdsourcing
Crowdsourcing is a problem solving approach that uses the power of the crowd to perform certain tasks. Usually a task is divided into small parts also known as ’microtasks’. These are processed by one...
View ArticlePotentials of Cloud Databases
In recent years cloud storage such as Dropbox or Drive is gaining popularity across different industries principally for its affordability given the excellent performance offered. Within this domain,...
View ArticleSSIX and its Market Applications
Using data from different social media platforms, blogs and news publications, Social Sentiment Indices powered by X-Scores (SSIX) aims to provide its customers with a set of tools they can use to...
View ArticleFusing Textual, Audio and Visual Features for Sentiment Analysis
Sentiment analysis, particularly the automatic analysis of written reviews in terms of positive or negative valence, has been extensively studied in the last decade. On the other hand, automatic...
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Improving sentiment analysis via crowdsourcing: A testrun with CrowdFlower...
In order to test our assumptions and additionally get a better feeling for the crowdsourcing community we launched a very small-scaled job on CrowdFlower. The job was designed to let the crowd judge...
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