activity
20172021
most citedExposing Paid Opinion Manipulation Trolls

43 citations · 52 across the 7 of their papers we have counts for

collaborators

11 papers

cs.CL2021

SUper Team at SemEval-2016 Task 3: Building a feature-rich system for community question answering

Tsvetomila Mihaylova, Pepa Gencheva, Martin Boyanov +9

We present the system we built for participating in SemEval-2016 Task 3 on Community Question Answering. We achieved the best results on subtask C, and strong results on subtasks A…

cs.LG202143 cited

Exposing Paid Opinion Manipulation Trolls

Todor Mihaylov, Ivan Koychev, Georgi Georgiev +1

Recently, Web forums have been invaded by opinion manipulation trolls. Some trolls try to influence the other users driven by their own convictions, while in other cases they can b…

cs.CL2020

EXAMS: A Multi-Subject High School Examinations Dataset for Cross-Lingual and Multilingual Question Answering

Momchil Hardalov, Todor Mihaylov, Dimitrina Zlatkova +3

We propose EXAMS -- a new benchmark dataset for cross-lingual and multilingual question answering for high school examinations. We collected more than 24,000 high-quality high scho…

cs.CL2019

SemanticZ at SemEval-2016 Task 3: Ranking Relevant Answers in Community Question Answering Using Semantic Similarity Based on Fine-tuned Word Embeddings

Todor Mihaylov, Preslav Nakov

We describe our system for finding good answers in a community forum, as defined in SemEval-2016, Task 3 on Community Question Answering. Our approach relies on several semantic si…

cs.CL20191 cited

Hunting for Troll Comments in News Community Forums

Todor Mihaylov, Preslav Nakov

There are different definitions of what a troll is. Certainly, a troll can be somebody who teases people to make them angry, or somebody who offends people, or somebody who wants t…

cs.CL2019

Discourse-Aware Semantic Self-Attention for Narrative Reading Comprehension

Todor Mihaylov, Anette Frank

In this work, we propose to use linguistic annotations as a basis for a \textit{Discourse-Aware Semantic Self-Attention} encoder that we employ for reading comprehension on long na…