no code implementations • 6 Aug 2021 • Johannes Knittel, Steffen Koch, Tan Tang, Wei Chen, Yingcai Wu, Shixia Liu, Thomas Ertl
In contrast to previous work, our system also works with non-geolocated posts and avoids extensive preprocessing such as detecting events.
1 code implementation • 30 Jul 2021 • Johannes Knittel, Steffen Koch, Thomas Ertl
Spherical k-Means is frequently used to cluster document collections because it performs reasonably well in many settings and is computationally efficient.
1 code implementation • 10 Feb 2021 • Johannes Knittel, Steffen Koch, Thomas Ertl
Keyphrase extraction methods can provide insights into large collections of documents such as social media posts.
no code implementations • 11 Sep 2020 • Johannes Knittel, Andres Lalama, Steffen Koch, Thomas Ertl
Investigating relationships between variables in multi-dimensional data sets is a common task for data analysts and engineers.
no code implementations • 1 Sep 2020 • Tan Tang, Renzhong Li, Xinke Wu, Shuhan Liu, Johannes Knittel, Steffen Koch, Thomas Ertl, Lingyun Yu, Peiran Ren, Yingcai Wu
Storyline visualizations are an effective means to present the evolution of plots and reveal the scenic interactions among characters.