NLPExplorer

Ivan Koychev

Number of Papers:- 26

Number of Citations:- 44

First ACL Paper:- 2014

Latest ACL Paper:- 2024

Venues:-

SemEval

LTEDI

ACL

RANLP

*SEMEVAL

IJCNLP

EMNLP

WS

AACL

CASE

Co-Authors:-

Alberto Barron Cedeno

Alessandro Moschitti

Anton Chernyavskiy

Atanas Atanasov

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EXAMS-V: A Multi-Discipline Multilingual Multimodal Exam Benchmark for Evaluating Vision Language Models ACL

Rocktim Das | Simeon Hristov | Haonan Li | Dimitar Dimitrov | Ivan Koychev | Preslav Nakov |

FMI-SU at SemEval-2023 Task 7: Two-level Entailment Classification of Clinical Trials Enhanced by Contextual Data Augmentation SemEval

Sylvia Vassileva | Georgi Grazhdanski | Svetla Boytcheva | Ivan Koychev |

Overview of the Shared Task on Hope Speech Detection for Equality, Diversity, and Inclusion LTEDI WS

Prasanna Kumar Kumaresan | Bharathi Raja Chakravarthi | Subalalitha Cn | Miguel Ángel García-Cumbreras | Salud María Jiménez Zafra | José Antonio García-Díaz | Rafael Valencia-García | Momchil Hardalov | Ivan Koychev | Preslav Nakov | Daniel García-Baena | Kishore Kumar Ponnusamy |

NEXT: An Event Schema Extension Approach for Closed-Domain Event Extraction Models CASE WS

Elena Tuparova | Petar Ivanov | Andrey Tagarev | Svetla Boytcheva | Ivan Koychev |

bgGLUE: A Bulgarian General Language Understanding Evaluation Benchmark ACL

Momchil Hardalov | Pepa Atanasova | Todor Mihaylov | Galia Angelova | Kiril Simov | Petya Osenova | Veselin Stoyanov | Ivan Koychev | Preslav Nakov | Dragomir Radev |

CrowdChecked: Detecting Previously Fact-Checked Claims in Social Media AACL IJCNLP

Momchil Hardalov | Anton Chernyavskiy | Ivan Koychev | Dmitry Ilvovsky | Preslav Nakov |

Automatic Transformation of Clinical Narratives into Structured Format RANLP

Sylvia Vassileva | Gergana Todorova | Kristina Ivanova | Boris Velichkov | Ivan Koychev | Galia Angelova | Svetla Boytcheva |

A Comparative Study on Abstractive and Extractive Approaches in Summarization of European Legislation Documents RANLP

Valentin Zmiycharov | Milen Chechev | Gergana Lazarova | Todor Tsonkov | Ivan Koychev |

Comparative Analysis of Fine-tuned Deep Learning Language Models for ICD-10 Classification Task for Bulgarian Language RANLP

Boris Velichkov | Sylvia Vassileva | Simeon Gerginov | Boris Kraychev | Ivaylo Ivanov | Philip Ivanov | Ivan Koychev | Svetla Boytcheva |

Generating Answer Candidates for Quizzes and Answer-Aware Question Generators RANLP

Kristiyan Vachev | Momchil Hardalov | Georgi Karadzhov | Georgi Georgiev | Ivan Koychev | Preslav Nakov |

Predicting the Factuality of Reporting of News Media Using Observations about User Attention in Their YouTube Channels RANLP

Krasimira Bozhanova | Yoan Dinkov | Ivan Koychev | Maria Castaldo | Tommaso Venturini | Preslav Nakov |

EXAMS: A Multi-subject High School Examinations Dataset for Cross-lingual and Multilingual Question Answering EMNLP

Momchil Hardalov | Todor Mihaylov | Dimitrina Zlatkova | Yoan Dinkov | Ivan Koychev | Preslav Nakov |

Fact-Checking Meets Fauxtography: Verifying Claims About Images EMNLP

Dimitrina Zlatkova | Preslav Nakov | Ivan Koychev |

Detecting Toxicity in News Articles: Application to Bulgarian RANLP

Yoan Dinkov | Ivan Koychev | Preslav Nakov |

Deep learning contextual models for prediction of sport event outcome from sportsman’s interviews RANLP

Boris Velichkov | Ivan Koychev | Svetla Boytcheva |

Beyond English-Only Reading Comprehension: Experiments in Zero-shot Multilingual Transfer for Bulgarian RANLP

Momchil Hardalov | Ivan Koychev | Preslav Nakov |

Tweety at SemEval-2018 Task 2: Predicting Emojis using Hierarchical Attention Neural Networks and Support Vector Machine *SEMEVAL

Daniel Kopev | Atanas Atanasov | Dimitrina Zlatkova | Momchil Hardalov | Ivan Koychev | Ivelina Nikolova | Galia Angelova |

Building Chatbots from Forum Data: Model Selection Using Question Answering Metrics RANLP

Martin Boyanov | Preslav Nakov | Alessandro Moschitti | Giovanni Da San Martino | Ivan Koychev |

A Context-Aware Approach for Detecting Worth-Checking Claims in Political Debates RANLP

Pepa Gencheva | Preslav Nakov | Lluís Màrquez | Alberto Barrón-Cedeño | Ivan Koychev |

We Built a Fake News / Click Bait Filter: What Happened Next Will Blow Your Mind! RANLP

Georgi Karadzhov | Pepa Gencheva | Preslav Nakov | Ivan Koychev |

Fully Automated Fact Checking Using External Sources RANLP

Georgi Karadzhov | Preslav Nakov | Lluís Màrquez | Alberto Barrón-Cedeño | Ivan Koychev |

Do Not Trust the Trolls: Predicting Credibility in Community Question Answering Forums RANLP

Preslav Nakov | Tsvetomila Mihaylova | Lluís Màrquez | Yashkumar Shiroya | Ivan Koychev |

SUper Team at SemEval-2016 Task 3: Building a Feature-Rich System for Community Question Answering *SEMEVAL

Tsvetomila Mihaylova | Pepa Gencheva | Martin Boyanov | Ivana Yovcheva | Todor Mihaylov | Momchil Hardalov | Yasen Kiprov | Daniel Balchev | Ivan Koychev | Preslav Nakov | Ivelina Nikolova | Galia Angelova |

PMI-cool at SemEval-2016 Task 3: Experiments with PMI and Goodness Polarity Lexicons for Community Question Answering *SEMEVAL

Daniel Balchev | Yasen Kiprov | Ivan Koychev | Preslav Nakov |

Exposing Paid Opinion Manipulation Trolls RANLP

Todor Mihaylov | Ivan Koychev | Georgi Georgiev | Preslav Nakov |

SU-FMI: System Description for SemEval-2014 Task 9 on Sentiment Analysis in Twitter *SEMEVAL

Boris Velichkov | Borislav Kapukaranov | Ivan Grozev | Jeni Karanesheva | Todor Mihaylov | Yasen Kiprov | Preslav Nakov | Ivan Koychev | Georgi Georgiev |

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