NLP group

Large Language Models for Summarizing Czech Historical Documents and Beyond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

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

Heimatkunde: Dataset for Multi-Modal Historical Document Analysis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

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

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

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

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

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

Robust Grid Detection in Historical Map Images

Josef Baloun and Ladislav Lenc and Pavel Král
2022 IEEE International Conference on Image Processing (ICIP) (2022)
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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

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

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

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

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

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

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

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

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

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

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

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

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

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

Training Strategies for OCR Systems for Historical Documents

Jiří Martínek and Ladislav Lenc and Pavel Král
Artificial Intelligence Applications and Innovations (2019)
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Dialogue Act Recognition

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

Czech Text Document Corpus v 2.0

Pavel Král and Ladislav Lenc
Proceedings of the Eleventh International Conference on Language Resources and Evaluation (LREC 2018) (2018)
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Document Classification

UWB at SemEval-2018 Task 1: Emotion Intensity Detection in Tweets

Pavel Přibáň and Tomáš Hercig and Ladislav Lenc
Proceedings of The 12th International Workshop on Semantic Evaluation (2018)
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Sentiment Analysis

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

On the effects of using word2vec representations in neural networks for dialogue act recognition

Christophe Cerisara and Pavel Král and Ladislav Lenc
Computer Speech and Language (2018)
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Semantic Analysis

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

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

Combination of Neural Networks for Multi-label Document Classification

Ladislav Lenc and Pavel Král
in 22th International Conference on Applications of Natural Language to Information Systems (NLDB 2017) (2017)
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Document Classification

Word Embeddings for Multi-label Document Classification

Ladislav Lenc and Pavel Král
Proceedings of the International Conference Recent Advances in Natural Language Processing, RANLP 2017 (2017)
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The Impact of Figurative Language on Sentiment Analysis

Tomáš Hercig and Ladislav Lenc
Proceedings of the International Conference Recent Advances in Natural Language Processing, RANLP 2017 (2017)
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Two-Level Neural Network for Multi-label Document Classification

Ladislav Lenc and Pavel Král
in 26th International Conference on Artificial Neural Networks (ICANN 2017) (2017)
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Document Classification

Detecting Stance in Czech News Commentaries

Tomáš Hercig and Peter Krejzl and Josef Steinberger and Ladislav Lenc
Proceedings of the 17th ITAT: Slovenskočeský NLP workshop (SloNLP 2017) (2017)
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Sentiment Analysis

Neural Networks for Sentiment Analysis in Czech

Ladislav Lenc and Tomáš Hercig
Proceedings of the 16th ITAT: Slovenskočeský NLP workshop (SloNLP 2016) (2016)
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Sentiment Analysis

UWB at SemEval-2016 Task 7: Novel Method for Automatic Sentiment Intensity Determination

Ladislav Lenc and Pavel Král and Václav Rajtmajer
Proceedings of the 10th International Workshop on Semantic Evaluation (SemEval-2016) (2016)
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Semantic Features for Dialogue Act Recognition

Pavel Král and Ladislav Lenc and Christophe Cerisara
3rd International Conference on Statistical Language and Speech Processing (SLSP 2015) (2015)
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Semantic Analysis | Language Modeling