A Divide-and-Conquer Strategy for Shallow Parsing of German Free Texts. - Günter Neumann; Christian Braun 003; Jakub Piskorski (ANLP, 2000)

An Intelligent Text Extraction and Navigation System. - Jakub Piskorski; Günter Neumann (RIAO, 2000)

An Integrated Archictecture for Shallow and Deep Processing. - Berthold Crysmann; Anette Frank; Bernd Kiefer; Stefan Müller 006; Günter Neumann; Jakub Piskorski; Ulrich Schäfer 001; Melanie Siegel; Hans Uszkoreit; Feiyu Xu 001; Markus Becker 002; Hans-Ulrich Krieger (ACL, 2002)

A Framework for Domain and Task Adaptive Named-Entity Recognition. - Jakub Piskorski; Tilman Jäger; Feiyu Xu 001 (BalticDB&IS, 2002)

A Flexible XML-based Regular Compiler for Creation and Conversion of Linguistic Resources. - Jakub Piskorski; Witold Drozdzynski; Oliver Scherf; Feiyu Xu 001 (LREC, 2002)

A Domain Adaptive Approach to Automatic Acquisition of Domain Relevant Terms and their Relations with Bootstrapping. - Feiyu Xu 001; Daniela Kurz; Jakub Piskorski; Sven Schmeier (LREC, 2002)

A Shallow Text Processing Core Engine. - Günter Neumann; Jakub Piskorski (Comput. Intell., 2002)

Information Extraction from Free-Text Business Documents. - Witold Abramowicz; Jakub Piskorski (Effective Databases for Text & Document Management, 2003)

Integrating Information Extraction and Automatic Hyperlinking. - Stephan Busemann; Witold Drozdzynski; Hans-Ulrich Krieger; Jakub Piskorski; Ulrich Schäfer 001; Hans Uszkoreit; Feiyu Xu 001 (ACL (Companion), 2003)

Information Extraction for Polish Using the SProUT Platform. - Jakub Piskorski; Peter Homola; Malgorzata Marciniak; Agnieszka Mykowiecka 001; Adam Przepiórkowski; Marcin Wolinski (Intelligent Information Systems, 2004)

Intelligent Content Extraction from Polish Medical Reports. - Malgorzata Marciniak; Agnieszka Mykowiecka 001; Anna Kupsc; Jakub Piskorski (IMTCI, 2004)

Named-Entity Recognition for Polish with SProUT. - Jakub Piskorski (IMTCI, 2004)

Integrated Language Technologies for Multilingual Information Services in the MEMPHIS Project. - Walter Kasper; Jörg Steffen; Jakub Piskorski; Paul Buitelaar (LREC, 2004)

Extraction of Polish Named-Entities. - Jakub Piskorski (LREC, 2004)

Shallow Processing with Unification and Typed Feature Structures - Foundations and Applications. - Witold Drozdzynski; Hans-Ulrich Krieger; Jakub Piskorski; Ulrich Schäfer 001; Feiyu Xu 001 (Künstliche Intell., 2004)

SProUT - A General-Purpose NLP Framework Integrating Finite-State and Unification-Based Grammar Formalisms. - Witold Drozdzynski; Hans-Ulrich Krieger; Jakub Piskorski; Ulrich Schäfer 001 (FSMNLP, 2005)

On Compact Storage Models for Gazetteers. - Jakub Piskorski (FSMNLP, 2005)

Modelling of a Gazetteer Look-up Component. - Jakub Piskorski (IJCNLP (companion), 2005)

An Annotated Corpus for Development of Modern Cadastral Information Systems. - Jakub Piskorski; Krzysztof Wecel; Agata Filipowska; Karol Wieloch (BIS, 2006)

Gazetteer Compression Technique Based on Substructure Recognition. - Jan Daciuk; Jakub Piskorski (Intelligent Information Systems, 2006)

Linguistic Suite for Polish Cadastral System. - Witold Abramowicz; Agata Filipowska; Jakub Piskorski; Krzysztof Wecel; Karol Wieloch (LREC, 2006)

String Distance Metrics for Reference Matching and Search Query Correction. - Jakub Piskorski; Marcin Sydow (BIS, 2007)

Extracting Violent Events From On-Line News for Ontology Population. - Jakub Piskorski; Hristo Tanev; Pinar Oezden Wennerberg (BIS, 2007)

Ontology Based Analysis of Violent Events. - Pinar Oezden Wennerberg; Hristo Tanev; Jakub Piskorski; Clive Best (ISI, 2007)

Comparison of String Distance Metrics for Lemmatisation of Named Entities in Polish. - Jakub Piskorski; Marcin Sydow; Karol Wieloch (LTC, 2007)

Fighting Web Spam. - Marcin Sydow; Jakub Piskorski; Dawid Weiss; Carlos Castillo 001 (NATO ASI Mining Massive Data Sets for Security, 2007)

Exploring linguistic features for web spam detection: a preliminary study. - Jakub Piskorski; Marcin Sydow; Dawid Weiss (AIRWeb, 2008)

Online-Monitoring of Security-Related Events. - Martin Atkinson; Jakub Piskorski; Bruno Pouliquen; Ralf Steinberger; Hristo Tanev; Vanni Zavarella (COLING (Demos), 2008)

Event Extraction for Italian Using a Cascade of Finite-State Grammars. - Vanni Zavarella; Hristo Tanev; Jakub Piskorski (FSMNLP, 2008)

Real-Time News Event Extraction for Global Crisis Monitoring. - Hristo Tanev; Jakub Piskorski; Martin Atkinson (NLDB, 2008)

Cluster-Centric Approach to News Event Extraction. - Jakub Piskorski; Hristo Tanev; Martin Atkinson; Erik Van der Goot (New Trends in Multimedia and Network Information Systems, 2008)

Automating Event Extraction for the Security Domain. - Clive Best; Jakub Piskorski; Bruno Pouliquen; Ralf Steinberger; Hristo Tanev (Intelligence and Security Informatics, 2008)

Exploring Curvature-Based Topic Development Analysis for Detecting Event Reporting Boundaries. - Jakub Piskorski (Aspects of Natural Language Processing, 2009)

Automated Event Extraction in the Domain of Border Security. - Martin Atkinson; Jakub Piskorski; Hristo Tanev; Erik Van der Goot; Roman Yangarber; Vanni Zavarella (UCMedia, 2009)

On knowledge-poor methods for person name matching and lemmatization for highly inflectional languages. - Jakub Piskorski; Karol Wieloch; Marcin Sydow (Inf. Retr., 2009)

Exploiting Machine Learning Techniques to Build an Event Extraction System for Portuguese and Spanish. - Hristo Tanev; Vanni Zavarella; Jens P. Linge; Mijail A. Kabadjov; Jakub Piskorski; Martin Atkinson; Ralf Steinberger (Linguamática, 2009)

Natural Language Dictionaries Implemented as Finite Automata. - Jan Daciuk; Jakub Piskorski; Strahil Ristov (Scientific Applications of Language Methods, 2010)

News mining for border security Intelligence. - Martin Atkinson; Jenya Belayeva; Vanni Zavarella; Jakub Piskorski; Silja Huttunen; Arto Vihavainen; Roman Yangarber (ISI, 2010)

Exploiting Multilingual Grammars and Machine Learning Techniques to Build an Event Extraction System for Portuguese. - Vanni Zavarella; Hristo Tanev; Jens P. Linge; Jakub Piskorski; Martin Atkinson; Ralf Steinberger (PROPOR, 2010)

On Refining Real-Time Multilingual News Event Extraction through Deployment of Cross-Lingual Information Fusion Techniques. - Jakub Piskorski; Jenya Belayeva; Martin Atkinson (EISIC, 2011)

Frontex real-time news event extraction framework. - Jakub Piskorski; Martin Atkinson (KDD, 2011)

Exploring the Usefulness of Cross-lingual Information Fusion for Refining Real-time News Event Extraction: A Preliminary Study. - Jakub Piskorski; Jenya Belayeva; Martin Atkinson (RANLP, 2011)

Online News Event Extraction for Global Crisis Surveillance. - Jakub Piskorski; Hristo Tanev; Martin Atkinson; Erik Van der Goot; Vanni Zavarella (Trans. Comput. Collect. Intell., 2011)

Multilingual Real-time Event Extraction for Border Security Intelligence Gathering. - Martin Atkinson; Jakub Piskorski; Erik Van der Goot; Roman Yangarber (Counterterrorism and Open Source Intelligence, 2011)

Creation of an EU-Level Information Exchange Network in the Domain of Border Security. - Gregorio Ameyugo; Michal Art; Ana Sofia Esteves; Jakub Piskorski (EISIC, 2012)

Refining Border Security News Event Geotagging through Deployment of Lexico-Semantic Patterns. - Vanni Zavarella; Jakub Piskorski; Ana Sofia Esteves; Stefano Bucci (EISIC, 2012)

Enhancing Event Descriptions through Twitter Mining. - Hristo Tanev; Maud Ehrmann; Jakub Piskorski; Vanni Zavarella (ICWSM, 2012)

On Named Entity Recognition in Targeted Twitter Streams in Polish. - Jakub Piskorski; Maud Ehrmann (BSNLP@ACL, 2013)

Exploiting Twitter for Border Security-Related Intelligence Gathering. - Jakub Piskorski; Hristo Tanev; Alexandra Balahur (EISIC, 2013)

Techniques for Multilingual Security-Related Event Extraction from Online News. - Martin Atkinson; Mian Du; Jakub Piskorski; Hristo Tanev; Roman Yangarber; Vanni Zavarella (Computational Linguistics - Applications, 2013)

Information Extraction: Past, Present and Future. - Jakub Piskorski; Roman Yangarber (Multi-source, Multilingual Information Extraction and Summarization, 2013)

Open Relation Extraction for Polish: Preliminary Experiments. - Jakub Piskorski (BSNLP@RANLP, 2015)

The First Cross-Lingual Challenge on Recognition, Normalization, and Matching of Named Entities in Slavic Languages. - Jakub Piskorski; Lidia Pivovarova; Jan Snajder; Josef Steinberger; Roman Yangarber (BSNLP@EACL, 2017)

On the Creation of a Security-Related Event Corpus. - Martin Atkinson; Jakub Piskorski; Hristo Tanev; Vanni Zavarella (NEWS@ACL, 2017)

Multi-word Entity Classification in a Highly Multilingual Environment. - Sophie Chesney; Guillaume Jacquet; Ralf Steinberger; Jakub Piskorski (MWE@EACL, 2017)

On the Development of an Entity-Centric Timeline Extraction Tool. - Jakub Piskorski; Vanni Zavarella; Martin Atkinson (ASONAM, 2018)

On Training Classifiers for Linking Event Templates. - Jakub Piskorski; Fredi Saric; Vanni Zavarella; Martin Atkinson (EventStory@Coling, 2018)

JRC TMA-CC: Slavic Named Entity Recognition and Linking. Participation in the BSNLP-2019 shared task. - Guillaume Jacquet; Jakub Piskorski; Hristo Tanev; Ralf Steinberger (BSNLP@ACL, 2019)

The Second Cross-Lingual Challenge on Recognition, Normalization, Classification, and Linking of Named Entities across Slavic Languages. - Jakub Piskorski; Laska Laskova; Michal Marcinczuk; Lidia Pivovarova; Pavel Pribán; Josef Steinberger; Roman Yangarber (BSNLP@ACL, 2019)

Out-of-context fine-grained multi-word entity classification: exploring token, character n-gram and NN-based models for multilingual entity classification. - Guillaume Jacquet; Jakub Piskorski; Sophie Chesney (SAC, 2019)

The challenge of detecting false documents at the border: Exploring the performance of humans, machines and their interaction. - Monica Gariup; Jakub Piskorski (Int. J. Crit. Infrastructure Prot., 2019)

New Benchmark Corpus and Models for Fine-grained Event Classification: To BERT or not to BERT? - Jakub Piskorski; Jacek Haneczok; Guillaume Jacquet (COLING, 2020)

Timelines: Entity-centric Event Extraction from Online News. - Jakub Piskorski; Vanni Zavarella; Martin Atkinson; Marco Verile (Text2Story@ECIR, 2020)

Mastering the Media Hype: Methods for Deduplication of Conflict Events from News Reports. - Vanni Zavarella; Jakub Piskorski; Camelia Ignat; Hristo Tanev; Martin Atkinson (AI4Narratives@IJCAI, 2020)

Shallow and deep learning for event relatedness classification. - Jacek Haneczok; Jakub Piskorski (Inf. Process. Manag., 2020)

Exploring Linguistically-Lightweight Keyword Extraction Techniques for Indexing News Articles in a Multilingual Set-up. - Jakub Piskorski; Nicolas Stefanovitch; Guillaume Jacquet; Aldo Podavini (EACL (Hackashop), 2021)

Challenges and Applications of Automated Extraction of Socio-political Events from Text (CASE 2021): Workshop and Shared Task Report. - Ali Hürriyetoglu; Hristo Tanev; Vanni Zavarella; Jakub Piskorski; Reyyan Yeniterzi; Erdem Yörük (CoRR, 2021)

Exploring Data Augmentation for Classification of Climate Change Denial: Preliminary Study. - Jakub Piskorski; Nikolaos Nikolaidis 004; Nicolas Stefanovitch; Bonka Kotseva; Irene Vianini; Sopho Kharazi; Jens P. Linge (Text2Story@ECIR, 2022)

Resources and Experiments on Sentiment Classification for Georgian. - Nicolas Stefanovitch; Jakub Piskorski; Sopho Kharazi (LREC, 2022)

Multilingual Multifaceted Understanding of Online News in Terms of Genre, Framing, and Persuasion Techniques. - Jakub Piskorski; Nicolas Stefanovitch; Nikolaos Nikolaidis 004; Giovanni Da San Martino; Preslav Nakov (ACL (1), 2023)

Multi-label Infectious Disease News Event Corpus. - Jakub Piskorski; Nicolas Stefanovitch; Brian Doherty; Jens P. Linge; Sopho Kharazi; Jas Mantero; Guillaume Jacquet; Alessio Spadaro; Giulia Teodori (Text2Story@ECIR, 2023)

Holistic Inter-Annotator Agreement and Corpus Coherence Estimation in a Large-scale Multilingual Annotation Campaign. - Nicolas Stefanovitch; Jakub Piskorski (EMNLP, 2023)

SemEval-2023 Task 3: Detecting the Category, the Framing, and the Persuasion Techniques in Online News in a Multi-lingual Setup. - Jakub Piskorski; Nicolas Stefanovitch; Giovanni Da San Martino; Preslav Nakov (SemEval@ACL, 2023)

Overview of the CLEF-2024 CheckThat! Lab: Check-Worthiness, Subjectivity, Persuasion, Roles, Authorities, and Adversarial Robustness. - Alberto Barrón-Cedeño; Firoj Alam; Julia Maria Struß; Preslav Nakov; Tanmoy Chakraborty 002; Tamer Elsayed; Piotr Przybyla; Tommaso Caselli; Giovanni Da San Martino; Fatima Haouari; Maram Hasanain; Chengkai Li 001; et al. (CLEF (2), 2024)

Overview of the CLEF-2024 CheckThat! Lab Task 3 on Persuasion Techniques. - Jakub Piskorski; Nicolas Stefanovitch; Firoj Alam; Ricardo Campos 001; Dimitar Dimitrov 003; Alípio Jorge; Senja Pollak; Nikolay Ribin; Zoran Fijavz; Maram Hasanain; Purificação Silvano; Elisa Sartori; et al. (CLEF (Working Notes), 2024)

Exploring the Usability of Persuasion Techniques for Downstream Misinformation-related Classification Tasks. - Nikolaos Nikolaidis 004; Jakub Piskorski; Nicolas Stefanovitch (LREC/COLING, 2024)

Cross-lingual Named Entity Corpus for Slavic Languages. - Jakub Piskorski; Michal Marcinczuk; Roman Yangarber (LREC/COLING, 2024)

PolyNarrative: A Multilingual, Multilabel, Multi-domain Dataset for Narrative Extraction from News Articles. - Nikolaos Nikolaidis 004; Nicolas Stefanovitch; Purificação Silvano; Dimitar Iliyanov Dimitrov; Roman Yangarber; Nuno Guimarães; Elisa Sartori; Ion Androutsopoulos; Preslav Nakov; Giovanni Da San Martino; Jakub Piskorski (ACL (1), 2025)

Entity Framing and Role Portrayal in the News. - Tarek Mahmoud; Zhuohan Xie; Dimitar Iliyanov Dimitrov; Nikolaos Nikolaidis 004; Purificação Silvano; Roman Yangarber; Shivam Sharma; Elisa Sartori; Nicolas Stefanovitch; Giovanni Da San Martino; Jakub Piskorski; Preslav Nakov (ACL (Findings), 2025)

Entity Framing and Role Portrayal in the News. - Tarek Mahmoud; Zhuohan Xie; Dimitar Dimitrov 003; Nikolaos Nikolaidis 004; Purificação Silvano; Roman Yangarber; Shivam Sharma; Elisa Sartori; Nicolas Stefanovitch; Giovanni Da San Martino; Jakub Piskorski; Preslav Nakov (CoRR, 2025)

FRaN-X: FRaming and Narratives-eXplorer. - Artur Muratov; Hana Fatima Shaikh; Vanshikaa Jani; Tarek Mahmoud; Zhuohan Xie; Daniil Orel; Aaryamonvikram Singh; Yuxia Wang; Aadi Joshi; Hasan Iqbal; Ming Shan Hee; Dhruv Sahnan; et al. (CoRR, 2025)