NLP group

Abilities of Contrastive Soft Prompting for Open Domain Rhetorical Question Detection

Josef Baloun and Jiří Martínek and Christophe Cerisara and Pavel Král
Computing and Informatics (2025)
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Semantic Analysis | Neural Networks | Artificial Intelligence

UWBa at SemEval-2025 Task 7: Multilingual and Crosslingual Fact-Checked Claim Retrieval

Ladislav Lenc and Jiří Martínek and Jakub Šmíd and Pavel Král
Proceedings of the 19th International Workshop on Semantic Evaluation (SemEval-2025) (2025)
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Neural Networks | Artificial Intelligence

Large Language Models for Summarizing Czech Historical Documents and Beyond

Jakub Šmíd and Jiří Martínek and Ladislav Lenc and Pavel Král
17th International Conference on Agents and Artificial Intelligence - Volume 2: ICAART (2025)
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Summarization | Neural Networks

Large Language Models for Czech Aspect-Based Sentiment Analysis

Jakub Šmíd and Pavel Přibáň and Pavel Král
28th International Conference, TSD 2025, Erlangen, Germany, August 25–28, 2025, Proceedings, Part II (2025)
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Sentiment Analysis | Neural Networks | Artificial Intelligence

Cross-lingual Aspect-Based Sentiment Analysis: A Survey on Tasks, Approaches, and Challenges

Jakub Šmíd and Pavel Král
Information Fusion (2025)
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Sentiment Analysis | Neural Networks

Advancing Cross-Lingual Aspect-Based Sentiment Analysis with LLMs and Constrained Decoding for Sequence-to-Sequence Models

Jakub Šmíd and Pavel Přibáň and Pavel Král
Proceedings of the 17th International Conference on Agents and Artificial Intelligence - Volume 2: ICAART (2025)
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Sentiment Analysis | Neural Networks

Enhancing Masked Language Modeling in BERT Models Using Pretrained Static Embeddings

Adam Mištera and Pavel Král
International Conference on Text, Speech, and Dialogue (2025)
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Semantic Analysis | Neural Networks | Artificial Intelligence

Few-shot Cross-lingual Aspect-Based Sentiment Analysis with Sequence-to-Sequence Models

Jakub Šmíd and Pavel Přibáň and Pavel Král
28th International Conference, TSD 2025, Erlangen, Germany, August 25–28, 2025, Proceedings, Part II (2025)
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Sentiment Analysis | Neural Networks | Artificial Intelligence

LACA: Improving Cross-lingual Aspect-Based Sentiment Analysis with LLM Data Augmentation

Jakub Šmíd and Pavel Přibáň and Pavel Král
63rd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) (2025)
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Sentiment Analysis | Neural Networks | Artificial Intelligence

Czech Dataset for Complex Aspect-Based Sentiment Analysis Tasks

Jakub Šmíd and Pavel Přibáň and Ondřej Pražák and Pavel Král
LREC-COLING 2024 (2024)
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Sentiment Analysis | Neural Networks

LLaMA-Based Models for Aspect-Based Sentiment Analysis

Jakub Šmíd and Pavel Přibáň and Pavel Král
Proceedings of the 14th Workshop on Computational Approaches to Subjectivity, Sentiment, & Social Media Analysis (WASSA 2024) (2024)
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Sentiment Analysis | Neural Networks

UWB at WASSA-2024 Shared Task 2: Cross-lingual Emotion Detection

Jakub Šmíd and Pavel Přibáň and Pavel Král
Proceedings of the 14th Workshop on Computational Approaches to Subjectivity, Sentiment, & Social Media Analysis (WASSA 2024) (2024)
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Sentiment Analysis | Document Classification | Neural Networks

Heimatkunde: Dataset for Multi-Modal Historical Document Analysis

Josef Baloun and Ladislav Lenc and Jiří Martínek and Pavel Král
ICAART (2024)
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Neural Networks | Image Processing | Artificial Intelligence

UWBA at SemEval-2024 Task 3: Dialogue Representation and Multimodal Fusion for Emotion Cause Analysis

Josef Baloun and Jiří Martínek and Ladislav Lenc and Pavel Král
SemEval2024 (2024)
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Document Classification | Neural Networks

Kernel Least Squares Transformations for Cross-lingual Semantic Spaces

Adam Mištera and Tomáš Brychcín
Text, Speech, and Dialogue (2024)
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Semantic Analysis | Language Modeling | Neural Networks

Czech medical coding assistant based on transformer networks

Ladislav Lenc and Jiří Martínek and Josef Baloun and Pavel Přibáň and Martin Prantl and Stephen Taylor and Pavel Král
Computers in Biology and Medicine (2024)
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Language Modeling | Document Classification | Neural Networks

End-to-end Multilingual Coreference Resolution with Headword Mention Representation

Ondřej Pražák and Miloslav Konopík
Proceedings of the Seventh Workshop on Computational Models of Reference, Anaphora and Coreference (2024)
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Semantic Analysis | Neural Networks | Artificial Intelligence

Findings of the Third Shared Task on Multilingual Coreference Resolution

Michal Novak and Miloslav Konopík and Ondřej Pražák and Martin Popel and Jakub Sido
Proceedings of the Seventh Workshop on Computational Models of Reference, Anaphora and Coreference (2024)
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Semantic Analysis | Neural Networks | Artificial Intelligence

Using adaptive neural networks for optimising discrete event simulation

Josef Baloun and Ladislav Lenc
International Journal of Simulation Modelling (IJSIMM) (2024)
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Neural Networks | Artificial Intelligence

Prompt-Based Approach for Czech Sentiment Analysis

Jakub Šmíd and Pavel Přibáň
RANLP 2023 (2023)
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Sentiment Analysis | Neural Networks

ElectroCardioGuard: Preventing patient misidentification in electrocardiogram databases through neural networks

Jakub Sido
Knowledge-Based Systems (2023)
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Neural Networks | Artificial Intelligence

Towards Automatic Medical Report Classification in Czech

Pavel Přibáň and Josef Baloun and Jiří Martínek and Ladislav Lenc and Pavel Král
15th International Conference on Agents and Artificial Intelligence (ICAART 2023) (2023)
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Language Modeling | Document Classification | Neural Networks

Slav-NER: the 4th Cross-lingual Challenge on Recognition, Normalization, Classification, and Linking of Named Entities across Slavic languages

Pavel Přibáň and Josef Steinberger
BSNLP (2023)
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Neural Networks | Named Entity Recognition

Findings of the Second Shared Task on Multilingual Coreference Resolution

Zdenek Žabokrtský and Miloslav Konopík and Anna Nedoluzhko and Michal Novak and Maciej Ogrodniczuk and Martin Popel and Ondřej Pražák and Jakub Sido and Daniel Zeman
CRAC 2023 Shared Task on Multilingual Coreference Resolution (2023)
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Neural Networks

Towards Historical Map Analysis Using Deep Learning Techniques

Ladislav Lenc and Josef Baloun and Jiří Martínek and Ladislav Lenc
AIAI (2023)
Neural Networks | Image Processing

FCN-Boosted Historical Map Segmentation with Little Training Data

Josef Baloun and Ladislav Lenc and Pavel Král
ICDAR (2023)
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Neural Networks | Image Processing

Findings of the shared task on multilingual coreference resolution

Zdenek Žabokrtský and Miloslav Konopík and Anna Nedoluzhko and Michal Novak and Maciej Ogrodniczuk and Martin Popel and Ondřej Pražák and Jakub Sido and Daniel Zeman and Yilun Zhu
CRAC (2022)
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Neural Networks

How to Segment Handwritten Historical Chronicles Using Fully Convolutional Networks?

Josef Baloun and Pavel Král and Ladislav Lenc
Agents and Artificial Intelligence, Revised Selected Papers, 13th International Conference, ICAART 2021 (2022)
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Neural Networks | Image Processing

Text Line Segmentation in Historical Newspapers

Ladislav Lenc and Jiří Martínek and Pavel Král
21th International Conference on Artificial Intelligence and Soft Computing (ICAISC 2022) (2022)
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Neural Networks | Image Processing

Well-calibrated confidence measures for multi-label text classification with a large number of labels

Lysimachos Maltoudoglou and Andreas Paisios and Ladislav Lenc and Jiří Martínek and Pavel Král and Harris Papadopoulos
Pattern Recognition (2022)
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Document Classification | Neural Networks

Historical Map Toponym Extraction for Efficient Information Retrieval

Ladislav Lenc and Jiří Martínek and Josef Baloun and Martin Prantl and Pavel Král
15th IAPR International Workshop on Document Analysis Systems (2022)
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Neural Networks | Image Processing

Weak supervision for Question Type Detection with large language models

Jiří Martínek and Christophe Cerisara and Pavel Král and Ladislav Lenc and Josef Baloun
Interspeech (2022)
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Language Modeling | Dialogue Act Recognition | Neural Networks

Linear Transformations for Cross-lingual Sentiment Analysis

Pavel Přibáň and Jakub Šmíd and Pavel Král
TSD (2022)
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Sentiment Analysis | Neural Networks

Czech Dataset for Cross-lingual Subjectivity Classification

Pavel Přibáň and Josef Steinberger
LREC (2022)
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Sentiment Analysis | Neural Networks

Evaluating Attribution Methods for Explainable NLP with Transformers

Vojtěch Bartička and Ondřej Pražák and Miloslav Konopík and Jakub Sido
TSD (2022)
Language Modeling | Neural Networks

MQDD: Pre-training of Multimodal Question Duplicity Detection for Software Engineering Domain

Jan Pašek and Jakub Sido and Miloslav Konopík and Ondřej Pražák
RANLP (2022)
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Language Modeling | Neural Networks

On Injecting Entropy-Like Features into Deep Neural Networks for Content Relevance Assessment

Jakub Sido and Ondřej Pražák and Miloslav Konopík
TPNC (2021)
Neural Networks

ICDAR 2021 Competition on Historical Map Segmentation

Josef Baloun and Ladislav Lenc and Pavel Král
ICDAR 2021 (2021)
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Neural Networks | Image Processing

Transfer learning for Czech Historical Named Entity Recognition

Helena Hubková and Pavel Král
Recent Advances in Natural Language Processing (2021)
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Neural Networks | Named Entity Recognition

Evaluation Datasets for Cross-lingual Semantic Textual Similarity

Tomáš Hercig and Pavel Král
Recent Advances in Natural Language Processing (2021)
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Semantic Analysis | Neural Networks

Cross-Lingual Approaches for Task-Specific Dialogue Act Recognition

Jiří Martínek and Christophe Cerisara and Pavel Král and Ladislav Lenc
17th International Conference on Artificial Intelligence Applications and Innovations (2021)
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Dialogue Act Recognition | Neural Networks

ChronSeg: Novel Dataset for Segmentation of Handwritten Historical Chronicles

Josef Baloun and Pavel Král and Ladislav Lenc
13th International Conference on Agents and Artificial Intelligence (2021)
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Neural Networks | Image Processing

Dialogue Act Recognition Using Visual Information

Jiří Martínek and Pavel Král and Ladislav Lenc
International Conference on Document Analysis and Recognition - ICDAR 2021 (2021)
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Dialogue Act Recognition | Neural Networks | Image Processing

Border Detection for Seamless Connection of Historical Cadastral Maps

Ladislav Lenc and Martin Prantl and Jiří Martínek and Pavel Král
16th International Conference on Document Analysis and Recognition (ICDAR 2021) - Workshop on Graphics Recognition (GREC) (2021)
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Neural Networks | Image Processing

Slav-NER: the 3rd Cross-lingual Challenge on Recognition, Normalization, Classification, and Linking of Named Entities across Slavic languages

Pavel Přibáň and Josef Steinberger
BSNLP (2021)
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Neural Networks | Named Entity Recognition

UWB@ DIACR-ita: Lexical semantic change detection with CCA and orthogonal transformation

Ondřej Pražák and Pavel Přibáň and Stephen Taylor
DIACR-Ita (2021)
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Semantic Analysis | Neural Networks

Multilingual Coreference Resolution with Harmonized Annotations

Ondřej Pražák and Miloslav Konopík and Jakub Sido
RANLP (2021)
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Language Modeling | Neural Networks

Socially Responsible Virtual Assistant for Privacy Protection: Implementing Trustworthy AI

Alžběta Krausová and Miloslav Konopík and Ondřej Pražák and Jakub Sido and Veronika Žolnerčíková and Václav Moravec and Jaromír Volek
ICAIL (2021)
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Neural Networks

Re-Ranking for Writer Identification and Writer Retrieval

Simon Jordan and Mathias Seuret and Pavel Král and Ladislav Lenc and Jiří Martínek and Barbara Wiermann and Tobias Schwinger and Andreas Maier and Vincent Christlein
14th IAPR International Workshop on Document Analysis Systems (2020)
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Neural Networks | Image Processing

Improving Face Recognition Methods based on POEM Features

Ladislav Lenc and Pavel Král
12th International Conference on Agents and Artificial Intelligence (2020)
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Neural Networks | Image Processing

Building an efficient OCR system for historical documents with little training data

Jiří Martínek and Ladislav Lenc and Pavel Král
Neural Computing and Applications (2020)
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Neural Networks | Image Processing

HDPA: Historical document processing and analysis framework

Ladislav Lenc and Jiří Martínek and Pavel Král and Vincent Christlein
Evolving Systems (2020)
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Neural Networks | Image Processing

Multi-Lingual Dialogue Act Recognition with Deep Learning Methods

Jiří Martínek and Pavel Král and Ladislav Lenc and Christophe Cerisara
Interspeech 2019 (2019)
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Dialogue Act Recognition | Neural Networks

Deep Generalized Max Pooling

Vincent Christlein and Anguelos Nicolaou and Pavel Král
15th International Conference on Document Analysis and Recognition (ICDAR 2019) (2019)
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Neural Networks

Hybrid Training Data for Historical Text OCR

Jiří Martínek and Ladislav Lenc and Pavel Král and Anguelos Nicolaou and Vincent Christlein
15th International Conference on Document Analysis and Recognition (ICDAR 2019) (2019)
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Neural Networks

Tools for Semi-automatic Preparation of Training Data for OCR

Ladislav Lenc and Jiří Martínek and Pavel Král
Artificial Intelligence Applications and Innovations (2019)
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Neural Networks

Semantic Space Transformations for Cross-Lingual Document Classification

Jiří Martínek and Ladislav Lenc and Pavel Král
27th International Conference on Artificial Neural Networks (ICANN 2018) (2018)
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Semantic Analysis | Document Classification | Neural Networks

Deep Neural Networks for Czech Multi-label Document Classification

Ladislav Lenc and Pavel Král
Computational Linguistics and Intelligent Text Processing (2018)
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Document Classification | Neural Networks

Neural networks for multi-lingual multi-label document classification

Jiří Martínek and Ladislav Lenc and Pavel Král
27th International Conference on Artificial Neural Networks (ICANN 2018) (2018)
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Document Classification | Neural Networks