A Survey of Data Science Methodologies
On the show, Iñigo Martinez, a Ph.D. student at the University of Navarra shares his survey results which investigated how data practitioners perform data science projects. He revealed the methodologies typically used by data practitioners and the success factors in data science projects.
13 Feb 202324min
Opinion Dynamics Models
On the show today, Dino Carpentras, a post-doctoral researcher at the Computational Social Science group at ETH Zürich joins us to discuss how opinion dynamics models are built and validated. He explained how quantifying opinions is complex, and strategies to develop robust models for measuring and predicting public opinions.
6 Feb 202335min
Casual Affective Triggers
Crafting survey questions is one thing but getting your audience to fill it is yet another. On the show today, we speak with Alexander Nolte, an Associate Professor at the University of Tartu. Alexander discussed the use of Casual Affective Triggers (CAT) to incentivize people to accept survey invitations and improve the completion rate. He revealed the impact of CATs on survey response rates from a study he conducted.
30 Jan 202335min
Conversational Surveys
Traditional surveys have straight-jacket questions to be answered, thus restricting the information that can be gotten. Today, Ziang Xiao, a Postdoc Researcher in the FATE group at Microsoft Research Montréal, talks about conversational surveys, a type of survey that asks questions based on preceding answers. He discussed the benefits of conversational surveys and some of the challenges it poses.
23 Jan 202339min
Do Results Generalize for Privacy and Security Surveys
Today, Jenny Tang, a Ph.D. student of societal computing at Carnegie Mellon University discusses her work on the generalization of privacy and security surveys on platforms such as Amazon MTurk and Prolific. Jenny shared the drawbacks of using such online platforms, the discrepancies observed about the samples drawn, and key insights from her results.
17 Jan 202340min
4 out of 5 Data Scientists Agree
This episode kicks off the new season of the show, Data Skeptic: Surveys. Linhda rejoins the show for a conversation with Kyle about her experience taking surveys and what questions she has for the season. Lastly, Kyle announces the launch of survey.dataskeptic.com, a new site we're launching to gather your opinions. Please take a moment and share your thoughts!
10 Jan 202328min
Crowdfunded Board Games
It may be intuitive to think crowdfunding a project drives its innovation and novelty, but there are no empirical studies that prove this. On the show, Johannes Wachs shares his research that sought to determine whether crowdfunding truly drives innovation. He used board games as a case study and shared the results he found.
26 Dec 202234min
Russian Election Interference Effectiveness
There were reports of Russia's interference in the 2016 US elections. In today's episode, Koustuv Saha, a researcher at Microsoft Research walks us through the effect of targeted ads for political campaigns. Using practical examples, he discusses how targeted ads can propagate fake news, its ripple effects on electioneering, and how to find a sweet spot with targeted ads.
19 Dec 202241min
