Search Results for: information forensics

#Westgate Tweets: A Detailed Study in Information Forensics

My team and I at QCRI have just completed a detailed analysis of the 13,200+ tweets posted from one hour before the attacks began until two hours into the attack. The purpose of this study, which will be launched at … Continue reading

Information Forensics: Five Case Studies on How to Verify Crowdsourced Information from Social Media

My 20+ page study on verifying crowdsourced information is now publicly available here as a PDF and here as an open Google Doc for comments. I very much welcome constructive feedback from iRevolution readers so I can improve the piece … Continue reading

How to Verify Social Media Content: Some Tips and Tricks on Information Forensics

Update: I have authored a 20+ page paper on verifying social media content based on 5 case studies. Please see this blog post for a copy. I get this question all the time: “How do you verify social media data?” … Continue reading

Forensics Analysis of #Westgate Tweets (Updated)

Update 1: Our original Twitter collection of Westgate-related tweets included the following hashtags: #Kenya, #Nairobi #WestgateAttack, #WestagateMall, #WestgatemallAttack, #Westgateshootout & #Westgate. While we overlooked #Westlands and Westlands, we have just fixed the oversight. This explains why the original results below differed from the … Continue reading

Rapidly Verifying the Credibility of Information Sources on Twitter

One of the advantages of working at QCRI is that I’m regularly exposed to peer-reviewed papers presented at top computing conferences. This is how I came across an initiative called “Seriously Rapid Source Review” or SRSR. As many iRevolution readers … Continue reading

Using Rapportive for Source and Information Verification

I’ve been using Rapportive for several few weeks now and have found the tool rather useful for assessing the trustworthiness of a source. Rapportive is an extension for Gmail that allows you to automatically visualize an email sender’s complete profile … Continue reading

Crowdsourcing for Human Rights Monitoring: Challenges and Opportunities for Information Collection & Verification

This new book, Human Rights and Information Communication Technologies: Trends and Consequences of Use, promises to be a valuable resource to both practitioners and academics interested in leveraging new information & communication technologies (ICTs) in the context of human rights … Continue reading

Got TweetCred? Use it To Automatically Identify Credible Tweets (Updated)

Update: Users have created an astounding one million+ tags over the past few weeks, which will help increase the accuracy of TweetCred in coming months as we use these tags to further train our machine learning classifiers. We will be releasing our Firefox … Continue reading

New Insights on How To Verify Social Media

The “field” of information forensics has seen some interesting developments in recent weeks. Take the Verification Handbook or Twitter Lie-Detector project, for example. The Social Sensor project is yet another new initiative. In this blog post, I seek to make … Continue reading

Why Anonymity is Important for Truth and Trustworthiness Online

Philosophy Professor, Karen Frost-Arnold, has just published a highly lucid analysis of the dangers that come with Internet accountability (PDF). While the anonymity provided by social media can facilitate the spread of lies, Karen rightly argues that preventing anonymity can … Continue reading