Kai Hakala

According to our database, Kai Hakala authored at least 20 papers between 2012 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2022

Neural Network and Random Forest Models in Protein Function Prediction.

Kai Hakala, Suwisa Kaewphan, Jari Björne, Farrokh Mehryary, Hans Moen, Martti Tolvanen, Tapio Salakoski, Filip Ginter

IEEE ACM Trans. Comput. Biol. Bioinform., 2022

Combining supervised and unsupervised named entity recognition to detect psychosocial risk factors in occupational health checks.

Leena Uronen, Sanna Salanterä, Kai Hakala, Jaakko Hartiala, Hans Moen

Int. J. Medical Informatics, 2022

2020

Supporting the use of standardized nursing terminologies with automatic subject heading prediction: a comparison of sentence-level text classification methods.

Hans Moen, Kai Hakala, Laura-Maria Peltonen, Henry Suhonen, Filip Ginter, Tapio Salakoski, Sanna Salanterä

J. Am. Medical Informatics Assoc., 2020

Assisting nurses in care documentation: from automated sentence classification to coherent document structures with subject headings.

Hans Moen, Kai Hakala, Laura-Maria Peltonen, Hanna-Maria Matinolli, Henry Suhonen, Kirsi Terho, Riitta Danielsson-Ojala, Maija Valta, Filip Ginter, Tapio Salakoski, Sanna Salanterä

J. Biomed. Semant., 2020

2019

Leveraging Text Repetitions and Denoising Autoencoders in OCR Post-correction.

Kai Hakala, Aleksi Vesanto, Niko Miekka, Tapio Salakoski, Filip Ginter

CoRR, 2019

Biomedical Named Entity Recognition with Multilingual BERT.

Kai Hakala, Sampo Pyysalo

Proceedings of The 5th Workshop on BioNLP Open Shared Tasks, 2019

2018

Data and systems for medication-related text classification and concept normalization from Twitter: insights from the Social Media Mining for Health (SMM4H)-2017 shared task.

Abeed Sarker, Maksim Belousov, Jasper Friedrichs, Kai Hakala, Svetlana Kiritchenko, Farrokh Mehryary, Sifei Han, Tung Tran, Anthony Rios, Ramakanth Kavuluru, Berry de Bruijn, Filip Ginter, Debanjan Mahata, Saif M. Mohammad, Goran Nenadic, Graciela Gonzalez-Hernandez

J. Am. Medical Informatics Assoc., 2018

Wide-scope biomedical named entity recognition and normalization with CRFs, fuzzy matching and character level modeling.

Suwisa Kaewphan, Kai Hakala, Niko Miekka, Tapio Salakoski, Filip Ginter

Database J. Biol. Databases Curation, 2018

Evaluation of a Prototype System that Automatically Assigns Subject Headings to Nursing Narratives Using Recurrent Neural Network.

Hans Moen, Kai Hakala, Laura-Maria Peltonen, Henry Suhonen, Petri Loukasmäki, Tapio Salakoski, Filip Ginter, Sanna Salanterä

Proceedings of the Ninth International Workshop on Health Text Mining and Information Analysis, 2018

2017

Detecting mentions of pain and acute confusion in Finnish clinical text.

Hans Moen, Kai Hakala, Farrokh Mehryary, Laura-Maria Peltonen, Tapio Salakoski, Filip Ginter, Sanna Salanterä

Proceedings of the BioNLP 2017, Vancouver, Canada, August 4, 2017, 2017

End-to-End System for Bacteria Habitat Extraction.

Farrokh Mehryary, Kai Hakala, Suwisa Kaewphan, Jari Björne, Tapio Salakoski, Filip Ginter

Proceedings of the BioNLP 2017, Vancouver, Canada, August 4, 2017, 2017

Ensemble of Convolutional Neural Networks for Medicine Intake Recognition in Twitter.

Kai Hakala, Farrokh Mehryary, Hans Moen, Suwisa Kaewphan, Tapio Salakoski, Filip Ginter

Proceedings of the 2nd Social Media Mining for Health Research and Applications Workshop co-located with the American Medical Informatics Association Annual Symposium (AMIA 2017), 2017

2016

Filtering large-scale event collections using a combination of supervised and unsupervised learning for event trigger classification.

Farrokh Mehryary, Suwisa Kaewphan, Kai Hakala, Filip Ginter

J. Biomed. Semant., 2016

Syntactic analyses and named entity recognition for PubMed and PubMed Central - up-to-the-minute.

Kai Hakala, Suwisa Kaewphan, Tapio Salakoski, Filip Ginter

Proceedings of the 15th Workshop on Biomedical Natural Language Processing, 2016

2015

Application of the EVEX resource to event extraction and network construction: Shared Task entry and result analysis.

Kai Hakala, Sofie Van Landeghem, Tapio Salakoski, Yves Van de Peer, Filip Ginter

BMC Bioinform., December, 2015

UTU: Adapting Biomedical Event Extraction System to Disorder Attribute Detection.

Kai Hakala

Proceedings of the 9th International Workshop on Semantic Evaluation, 2015

Sharing annotations better: RESTful Open Annotation.

Sampo Pyysalo, Jorge Campos, Juan Miguel Cejuela, Filip Ginter, Kai Hakala, Chen Li, Pontus Stenetorp, Lars Juhl Jensen

Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing of the Asian Federation of Natural Language Processing, 2015

2014

UTU: Disease Mention Recognition and Normalization with CRFs and Vector Space Representations.

Suwisa Kaewphan, Kai Hakala, Filip Ginter

Proceedings of the 8th International Workshop on Semantic Evaluation, 2014

2013

EVEX in ST'13: Application of a large-scale text mining resource to event extraction and network construction.

Kai Hakala, Sofie Van Landeghem, Tapio Salakoski, Yves Van de Peer, Filip Ginter

Proceedings of the BioNLP Shared Task 2013 Workshop, Sofia, 2013

2012

Exploring Biomolecular Literature with EVEX: Connecting Genes through Events, Homology, and Indirect Associations.

Sofie Van Landeghem, Kai Hakala, Samuel Rönnqvist, Tapio Salakoski, Yves Van de Peer, Filip Ginter

Adv. Bioinformatics, 2012