activity
20182024
most citedMachine Reading Comprehension for Answer Re-Ranking in Customer Support Chatbots

13 citations · 27 across the 9 of their papers we have counts for

collaborators

11 papers

cs.CL20225 cited

CrowdChecked: Detecting Previously Fact-Checked Claims in Social Media

Momchil Hardalov, Anton Chernyavskiy, Ivan Koychev +2

While there has been substantial progress in developing systems to automate fact-checking, they still lack credibility in the eyes of the users. Thus, an interesting approach has e…

cs.CL2022

Leaf: Multiple-Choice Question Generation

Kristiyan Vachev, Momchil Hardalov, Georgi Karadzhov +3

Testing with quiz questions has proven to be an effective way to assess and improve the educational process. However, manually creating quizzes is tedious and time-consuming. To ad…

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.CL2021

Generating Answer Candidates for Quizzes and Answer-Aware Question Generators

Kristiyan Vachev, Momchil Hardalov, Georgi Karadzhov +3

In education, open-ended quiz questions have become an important tool for assessing the knowledge of students. Yet, manually preparing such questions is a tedious task, and thus au…

cs.CL2021

Cross-Domain Label-Adaptive Stance Detection

Momchil Hardalov, Arnav Arora, Preslav Nakov +1

Stance detection concerns the classification of a writer's viewpoint towards a target. There are different task variants, e.g., stance of a tweet vs. a full article, or stance with…

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…