Ivan Koychev
14 papers · 2014–2026 · 5 venues · across top CS/AI venues
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text classification
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named entity recognition
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multimodal learning
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question answering
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symbolic reasoning
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knowledge transfer
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sequence labeling
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cross-lingual nlp
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data augmentation
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claim verification
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cross-lingual transfer
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multilingual nlp
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chain-of-thought reasoning
(1)
multi-label classification
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natural language inference
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sentiment analysis
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language model evaluation
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visual reasoning
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transfer learning
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Papers
FinChain: A Symbolic Benchmark for Verifiable Chain-of-Thought Financial Reasoning
ACL 2026
FMISUYotkovaKastreva at SemEval-2026 Task 13: Lightweight Detection of LLM-Generated Code via Stylometric Signals
SemEval 2026
SlavicNLP 2025 Shared Task: Detection and Classification of Persuasion Techniques in Parliamentary Debates and Social Media
ACL 2025
EXAMS-V: A Multi-Discipline Multilingual Multimodal Exam Benchmark for Evaluating Vision Language Models
ACL 2024
bgGLUE: A Bulgarian General Language Understanding Evaluation Benchmark
ACL 2023
FMI-SU at SemEval-2023 Task 7: Two-level Entailment Classification of Clinical Trials Enhanced by Contextual Data Augmentation
SemEval 2023
CrowdChecked: Detecting Previously Fact-Checked Claims in Social Media
AACL 2022
EXAMS: A Multi-subject High School Examinations Dataset for Cross-lingual and Multilingual Question Answering
EMNLP 2020
Fact-Checking Meets Fauxtography: Verifying Claims About Images
EMNLP 2019
Predicting the Leading Political Ideology of YouTube Channels Using Acoustic, Textual, and Metadata Information
Interspeech 2019
Tweety at SemEval-2018 Task 2: Predicting Emojis using Hierarchical Attention Neural Networks and Support Vector Machine
SemEval 2018
PMI-cool at SemEval-2016 Task 3: Experiments with PMI and Goodness Polarity Lexicons for Community Question Answering
SemEval 2016
SUper Team at SemEval-2016 Task 3: Building a Feature-Rich System for Community Question Answering
SemEval 2016
SU-FMI: System Description for SemEval-2014 Task 9 on Sentiment Analysis in Twitter
SemEval 2014