Erik Velldal

Professor
Bilde av Erik Velldal
English version of this page
Telefon +47 22840119
Mobiltelefon +47 40221161
Rom 4422
Brukernavn
Besøksadresse Gaustadalléen 23B Ole-Johan Dahls hus 0373 Oslo
Postadresse Postboks 1080 Blindern 0316 Oslo

Bakgrunn

Professor ved språkteknologigruppen (LTG) i seksjon for maskinlæring ved IFI. Har over 25 års erfaring fra forskning og undervisning i bruk av maskinlæring for analyse av naturlige (altså `menneskelige') språk. Leder for øyeblikket SANT-prosjektet som fokuserer på sentimentanalyse. Er også del av SFI'ene MediaFutures og NorwAI, samt SFF'et Integreat – Norsk senter for kunnskapsdrevet maskinlæring. Sitter i fagrådet for UiOs Senter for data- og beregningsvitenskap dScience.

Undervisning

Har undervist bl.a. følgende emner ved IFI:

Personlig hjemmeside

velldal.net/erik/

Emneord: NLP, språkteknologi, språkmodeller, datalingvistikk, maskinlæring, kunstig intelligens, AI, Machine Learning, Natural Language Processing, sentimentanalyse, nevrale modeler, dyp læring, Kunstig intelligens, language models, language modeling

Publikasjoner

  • Olsen, Helene Bøsei; Touileb, Samia & Velldal, Erik (2023). Arabic dialect identification: An in-depth error analysis on the MADAR parallel corpus. I Sawaf, Hassan; El-Beltagy, Samhaa; Zaghouani, Wajdi; Magdy, Walid; Abdelali, Ahmed; Tomeh, Nadi; Abu Farha, Ibrahim; Habash, Nizar; Khalifa, Salam; Keleg, Amr; Haddad, Hatem; Zitouni, Imed; Mrini, Khalil & Almatham, Rawan (Red.), Proceedings of ArabicNLP 2023. Association for Computational Linguistics. ISSN 978-1-959429-27-2. s. 370–384. doi: 10.18653/v1/2023.arabicnlp-1.30. Fulltekst i vitenarkiv
  • Wold, Sondre; Øvrelid, Lilja & Velldal, Erik (2023). Text-To-KG Alignment: Comparing Current Methods on Classification Tasks, Proceedings of the First Workshop on Matching From Unstructured and Structured Data (MATCHING 2023). Association for Computational Linguistics. ISSN 978-1-959429-82-1. s. 1–14. doi: https:/aclanthology.org/2023.matching-1.1/.
  • Mæhlum, Petter; Velldal, Erik & Øvrelid, Lilja (2023). A Diagnostic Dataset for Sentiment and Negation Modeling for Norwegian. I Ilinykh, Nikolai; Morger, Felix; Dannélls, Dana; Dobnik, Simon; Megyesi, Beáta & Nivre, Joakim (Red.), Proceedings of the Second Workshop on Resources and Representations for Under-Resourced Languages and Domains (RESOURCEFUL-2023). Association for Computational Linguistics. ISSN 978-1-959429-73-9. Fulltekst i vitenarkiv
  • Kolesnichenko, Larisa; Velldal, Erik & Øvrelid, Lilja (2023). Word Substitution with Masked Language Models as Data Augmentation for Sentiment Analysis. I Ilinykh, Nikolai; Morger, Felix; Dannélls, Dana; Dobnik, Simon; Megyesi, Beáta & Nivre, Joakim (Red.), Proceedings of the Second Workshop on Resources and Representations for Under-Resourced Languages and Domains (RESOURCEFUL-2023). Association for Computational Linguistics. ISSN 978-1-959429-73-9. Fulltekst i vitenarkiv
  • Samuel, David; Kutuzov, Andrei; Touileb, Samia; Velldal, Erik; Øvrelid, Lilja & Rønningstad, Egil [Vis alle 8 forfattere av denne artikkelen] (2023). NorBench – A Benchmark for Norwegian Language Models. I Alumäe, Tanel & Fishel, Mark (Red.), Proceedings of the 24th Nordic Conference on Computational Linguistics (NoDaLiDa). University of Tartu. ISSN 978-99-1621-999-7. s. 618–633. Fulltekst i vitenarkiv
  • Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2023). Measuring normative and descriptive biases in language models using census data. I Vlachos, Andreas & Augenstein, Isabelle (Red.), Proceedings of the 17th Conference of the European Chapter of the Association for Computational Linguistics. Association for Computational Linguistics. ISSN 978-1-959429-44-9. Fulltekst i vitenarkiv
  • Samuel, David; Kutuzov, Andrei; Øvrelid, Lilja & Velldal, Erik (2023). Trained on 100 million words and still in shape: BERT meets British National Corpus. I Vlachos, Andreas & Augenstein, Isabelle (Red.), Findings of the Association for Computational Linguistics: EACL 2023. Association for Computational Linguistics. ISSN 978-1-959429-47-0. s. 1954–1974.
  • Mæhlum, Petter; Haug, Dag Trygve Truslew; Jørgensen, Tollef Emil; Kåsen, Andre; Nøklestad, Anders & Rønningstad, Egil [Vis alle 9 forfattere av denne artikkelen] (2022). NARC – Norwegian Anaphora Resolution Corpus. International Conference on Computational Linguistics (ICCL) (COLING). ISSN 1525-2477. 29(7), s. 48–60. Fulltekst i vitenarkiv
  • Rønningstad, Egil; Øvrelid, Lilja & Velldal, Erik (2022). Entity-Level Sentiment Analysis (ELSA): An Exploratory Task Survey. International Conference on Computational Linguistics (ICCL) (COLING). ISSN 1525-2477. s. 6773–6783. Fulltekst i vitenarkiv
  • Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2022). Occupational Biases in Norwegian and Multilingual Language Models. I Christine, Basta; Marta R., Costa-jussà; Hila, Gonen; Christian, Hardmeier & Gabriel, Stanovsky (Red.), Proceedings of The 4th Workshop on Gender Bias in Natural Language Processing. Association for Computational Linguistics. ISSN 978-1-955917-68-1. s. 200–211. doi: 10.18653/v1/2022.gebnlp-1.21.
  • Kutuzov, Andrei; Velldal, Erik & Øvrelid, Lilja (2022). Contextualized embeddings for semantic change detection: Lessons learned . Northern European Journal of Language Technology (NEJLT). ISSN 2000-1533. 8(1). doi: 10.3384/nejlt.2000-1533.2022.3478.
  • Barnes, Jeremy; Oberlaender, Laura; Troiano, Enrica; Kutuzov, Andrei; Buchmann, Jan & Agerri, Rodrigo [Vis alle 8 forfattere av denne artikkelen] (2022). SemEval 2022 Task 10: Structured Sentiment Analysis. I Emerson, Guy; Schluter, Natalie; Stanovsky, Gabriel; Kumar, Ritesh; Palmer, Alexis; Schneider, Nathan; Singh, Siddarth & Ratan, Shyam (Red.), Proceedings of the 16th International Workshop on Semantic Evaluation (SemEval-2022). Association for Computational Linguistics. ISSN 978-1-955917-80-3. s. 1280–1295.
  • Samuel, David; Barnes, Jeremy; Kurtz, Robin; Oepen, Stephan; Øvrelid, Lilja & Velldal, Erik (2022). Direct parsing to sentiment graphs. Association for Computational Linguistics (ACL). Annual Meeting Conference Proceedings. ISSN 0736-587X. 2(60), s. 470–478. doi: 10.18653/v1/2022.acl-short.51.
  • Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2021). Using Gender- and Polarity-Informed Models to Investigate Bias. I Costa-jussà, Marta R.; Gonen, Hila; Hardmeier, Christian & Webster, Kellie (Red.), Proceedings of the 3rd Workshop on Gender Bias in Natural Language Processing. Association for Computational Linguistics. ISSN 978-1-954085-61-9. s. 66–74. doi: 10.18653/v1/2021.gebnlp-1.8.
  • Barnes, Jeremy; Kurtz, Robin; Oepen, Stephan; Øvrelid, Lilja & Velldal, Erik (2021). Structured Sentiment Analysis as Dependency Graph Parsing. I Zong, Chengqing; Xia, Fei; Li, Wenjie & Navigli, Roberto (Red.), Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers). Association for Computational Linguistics. ISSN 978-1-954085-52-7. s. 3387–3402. doi: http:/dx.doi.org/10.18653/v1/2021.acl-long.263.
  • Barnes, Jeremy; Øvrelid, Lilja & Velldal, Erik (2021). If you've got it, flaunt it: Making the most of fine-grained sentiment annotations. I Merlo, Paola; Tiedemann, Jörg & Tsarfaty, Reut (Red.), Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics. Association for Computational Linguistics. ISSN 978-1-954085-02-2. s. 49–62.
  • Ravishankar, Vinit; Kutuzov, Andrei; Øvrelid, Lilja & Velldal, Erik (2021). Multilingual ELMo and the Effects of Corpus Sampling. I Dobnik, Simon & Øvrelid, Lilja (Red.), Proceedings of the 23rd Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7929-614-8. s. 378–383.
  • Mæhlum, Petter; Barnes, Jeremy; Kurtz, Robin; Øvrelid, Lilja & Velldal, Erik (2021). Negation in Norwegian: an annotated dataset . I Dobnik, Simon & Øvrelid, Lilja (Red.), Proceedings of the 23rd Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7929-614-8. s. 299–308.
  • Kutuzov, Andrei; Barnes, Jeremy; Velldal, Erik; Øvrelid, Lilja & Oepen, Stephan (2021). Large-Scale Contextualised Language Modelling for Norwegian. I Dobnik, Simon & Øvrelid, Lilja (Red.), Proceedings of the 23rd Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7929-614-8. s. 30–40.
  • Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2020). Gender and sentiment, critics and authors: a dataset of Norwegian book reviews. I Costa-jussà, Marta R.; Hardmeier, Christian; Radford, Will & Webster, Kellie (Red.), Proceedings of the Second Workshop on Gender Bias in Natural Language Processing. Association for Computational Linguistics. ISSN 978-1-952148-43-9. s. 125–138.
  • Øvrelid, Lilja; Mæhlum, Petter; Barnes, Jeremy & Velldal, Erik (2020). A Fine-Grained Sentiment Dataset for Norwegian. I Calzolari, Nicoletta; Béchet, Frédéric; Blache, Philippe; Choukri, Khalid; Cieri, Christopher; Declerck, Thierry; Goggi, Sara; Isahara, Hitoshi; Maegaard, Bente; Mariani, Joseph; Mazo, Hélène; Moreno, Asuncion; Odijk, Jan & Piperidis, Stelios (Red.), Proceedings of The 12th Language Resources and Evaluation Conference. European Language Resources Association. ISSN 979-10-95546-34-4.
  • Jørgensen, Fredrik; Aasmoe, Tobias; Husevåg, Anne-Stine Ruud; Øvrelid, Lilja & Velldal, Erik (2020). NorNE: Annotating Named Entities for Norwegian. I Calzolari, Nicoletta; Béchet, Frédéric; Blache, Philippe; Choukri, Khalid; Cieri, Christopher; Declerck, Thierry; Goggi, Sara; Isahara, Hitoshi; Maegaard, Bente; Mariani, Joseph; Mazo, Hélène; Moreno, Asuncion; Odijk, Jan & Piperidis, Stelios (Red.), Proceedings of The 12th Language Resources and Evaluation Conference. European Language Resources Association. ISSN 979-10-95546-34-4. s. 4547–4556.
  • Barnes, Jeremy Claude; Velldal, Erik & Øvrelid, Lilja (2020). Improving Sentiment Analysis with Multi-task Learning of Negation. Natural Language Engineering. ISSN 1351-3249. 1(21). doi: 10.1017/S1351324920000510.
  • Hammer, Hugo Lewi; Riegler, Michael Alexander; Øvrelid, Lilja & Velldal, Erik (2019). THREAT: A Large Annotated Corpus for Detection of Violent Threats, Proceedings of Content Based Multimedia Information (CBMI 2019). IEEE conference proceedings. ISSN 978-1-7281-4673-7. s. 1–5. doi: 10.1109/CBMI.2019.8877435.
  • Ravishankar, Vinit; Gökirmak, Memduh; Øvrelid, Lilja & Velldal, Erik (2019). Multilingual Probing of Deep Pre-Trained Contextual Encoders. I Nivre, Joakim; Derczynski, Leon; Ginter, Filip; Lindi, Bjørn; Oepen, Stephan; Søgaard, Anders & Tidemann, Jorg (Red.), Proceedings of the First NLPL Workshop on Deep Learning for Natural Language Processing. Linköping University Electronic Press. ISSN 978-91-7929-999-6. s. 37–47.
  • Mæhlum, Petter; Barnes, Jeremy Claude; Øvrelid, Lilja & Velldal, Erik (2019). Annotating evaluative sentences for sentiment analysis: a dataset for Norwegian. I Hartmann, Mareike & Plank, Barbara (Red.), Proceedings of the 22nd Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7929-995-8. s. 121–130. Fulltekst i vitenarkiv
  • Barnes, Jeremy Claude; Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2019). Lexicon information in neural sentiment analysis: a multi-task learning approach. I Hartmann, Mareike & Plank, Barbara (Red.), Proceedings of the 22nd Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7929-995-8. s. 175–186. Fulltekst i vitenarkiv
  • Ravishankar, Vinit; Øvrelid, Lilja & Velldal, Erik (2019). Probing Multilingual Sentence Representations With X-Probe. I Augenstein, Isabelle; Gella, Spandana; Ruder, Sebastian; Can, Burcu; Welbl, Johannes; Ren, Xiang & Rei, Marek (Red.), The 4th Workshop on Representation Learning for NLP (RepL4NLP-2019) : Proceedings of the Workshop. Association for Computational Linguistics. ISSN 978-1-950737-35-2. s. 156–168. doi: 10.18653/v1/W19-4318.
  • Barnes, Jeremy Claude; Øvrelid, Lilja & Velldal, Erik (2019). Sentiment analysis is not solved! Assessing and probing sentiment classification. I Linzen, Tal; Chrupała, Grzegorz; Belinkov, Yonatan & Hupkes, Dieuwke (Red.), The BlackboxNLP Workshop on Analyzing and Interpreting Neural Networks for NLP at ACL 2019: Proceedings of the Second Workshop. Association for Computational Linguistics. ISSN 978-1-950737-30-7. s. 12–23. doi: 10.18653/v1/w19-4802. Fulltekst i vitenarkiv
  • Rodina, Julia; Bakshandaeva, Daria; Fomin, Vadim; Kutuzov, Andrei; Touileb, Samia & Velldal, Erik (2019). Measuring Diachronic Evolution of Evaluative Adjectives with Word Embeddings: the Case for English, Norwegian, and Russian. I Tahmasebi, Nina; Borin, Lars; Jatowt, Adam & Xu, Yang (Red.), Proceedings of the 1st International Workshop on Computational Approaches to Historical Language Change. Association for Computational Linguistics. ISSN 978-1-950737-31-4. s. 202–209. doi: 10.18653/v1/W19-4725. Fulltekst i vitenarkiv
  • Kutuzov, Andrei; Velldal, Erik & Øvrelid, Lilja (2019). One-to-X Analogical Reasoning on Word Embeddings: a Case for Diachronic Armed Conflict Prediction from News Texts. I Tahmasebi, Nina; Borin, Lars; Jatowt, Adam & Xu, Yang (Red.), Proceedings of the 1st International Workshop on Computational Approaches to Historical Language Change. Association for Computational Linguistics. ISSN 978-1-950737-31-4. s. 196–201. doi: 10.18653/v1/W19-4724. Fulltekst i vitenarkiv
  • Fares, Murhaf; Oepen, Stephan & Velldal, Erik (2018). Transfer and Multi-Task Learning for Noun–Noun Compound Interpretation. I Riloff, Ellen (Red.), Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing. Association for Computational Linguistics. ISSN 978-1-948087-84-1. s. 1488–1498. doi: 10.18653/v1/d18-1178. Fulltekst i vitenarkiv
  • Stadsnes, Cathrine; Øvrelid, Lilja & Velldal, Erik (2018). Evaluating Semantic Vectors for Norwegian. NIKT: Norsk IKT-konferanse for forskning og utdanning. ISSN 1892-0713.
  • Kutuzov, Andrei; Øvrelid, Lilja; Szymanski, Terrence & Velldal, Erik (2018). Diachronic word embeddings and semantic shifts: a survey, Proceedings of the 27th International Conference on Computational Linguistics. Association for Computational Linguistics. ISSN 978-1-948087-50-6. s. 1384–1397. Fulltekst i vitenarkiv
  • Velldal, Erik; Øvrelid, Lilja; Bergem, Eivind Alexander; Stadsnes, Cathrine; Touileb, Samia & Jørgensen, Fredrik (2018). NoReC: The Norwegian Review Corpus. I Calzolari, Nicoletta; Choukri, Khalid; Cieri, Christopher; Declerck, Thierry; Goggi, Sara; Hasida, Koiti; Isahara, Hitoshi; Maegaard, Bente; Mariani, Joseph; Mazo, Hélène; Moreno, Asuncion; Odijk, Jan; Piperidis, Stelios & Tokunaga, Takenobu (Red.), Proceedings of the Eleventh International Conference on Language Resources and Evaluation. European Language Resources Association. ISSN 979-10-95546-00-9. s. 4186–4191. Fulltekst i vitenarkiv
  • Lapponi, Emanuele; Søyland, Martin G.; Velldal, Erik & Oepen, Stephan (2018). The Talk of Norway: A Richly Annotated Corpus of the Norwegian Parliament, 1998–2016. Language Resources and Evaluation. ISSN 1574-020X. 52(3), s. 873–893. doi: 10.1007/s10579-018-9411-5. Fulltekst i vitenarkiv
  • Eckart de Castilho, Richard; Ide, Nancy; Lapponi, Emanuele; Oepen, Stephan; Suderman, Keith & Velldal, Erik [Vis alle 7 forfattere av denne artikkelen] (2017). Representation and Interchange of Linguistic Annotation. An In-Depth, Side-by-Side Comparison of Three Designs. I Schneider, Nathan & Xue, Nianwen (Red.), Proceedings of the 11th Linguistic Annotation Workshop. Association for Computational Linguistics. ISSN 978-1-945626-39-5. s. 67–75. doi: 10.18653/v1/w17-0808.
  • Oepen, Stephan; Øvrelid, Lilja; Björne, Jari; Johansson, Richard; Lapponi, Emanuele & Ginter, Filip [Vis alle 7 forfattere av denne artikkelen] (2017). The 2017 Shared Task on Extrinsic Parser Evaluation: Towards a Reusable Community Infrastructure. I Oepen, Stephan (Red.), Proceedings of the 2017 Shared Task on Extrinsic Parser Evaluation at the Fourth International Conference on Dependency Linguistics and the 15th International Conference on Parsing Technologies. Association for Computational Linguistics. ISSN 978-1-945626-74-6. s. 1–16. doi: 10.18653/v1/k18-2002.
  • Kutuzov, Andrei; Velldal, Erik & Øvrelid, Lilja (2017). Temporal dynamics of semantic relations in word embeddings: an application to predicting armed conflict participants, Proceedings of the 2017 Conference on Empirical Methods in Natural Language Processing. Association for Computational Linguistics. ISSN 978-1-945626-83-8. s. 1825–1830. doi: 10.18653/v1/D17-1194. Fulltekst i vitenarkiv
  • Kutuzov, Andrei; Velldal, Erik & Øvrelid, Lilja (2017). Tracing armed conflicts with diachronic word embedding models. I Caselli, Tommaso (Red.), Proceedings of the Events and Stories in the News Workshop. Association for Computational Linguistics. ISSN 978-1-945626-63-0. s. 31–36. doi: 10.18653/v1/W17-2705. Fulltekst i vitenarkiv
  • Enger, Martine; Velldal, Erik & Øvrelid, Lilja (2017). An open-source tool for negation detection: a maximum-margin approach. I Blanco, Eduardo; Morante, Roser & Saurí, Roser (Red.), Proceedings of the Workshop on Computational Semantics Beyond Events and Roles. Association for Computational Linguistics. ISSN 978-1-945626-49-4. s. 64–69. doi: 10.18653/v1/w17-1810.
  • Sand, Heidi Marion; Velldal, Erik & Øvrelid, Lilja (2017). Wordnet extension via word embeddings: Experiments on the Norwegian Wordnet. I Tiedemann, Jörg (Red.), Proceedings of the 21st Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7685-601-7. s. 298–302. Fulltekst i vitenarkiv
  • Hohle, Petter; Øvrelid, Lilja & Velldal, Erik (2017). Optimizing a PoS Tagset for Norwegian Dependency Parsing. I Tiedemann, Jörg (Red.), Proceedings of the 21st Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7685-601-7. s. 142–151. Fulltekst i vitenarkiv
  • Velldal, Erik; Øvrelid, Lilja & Hohle, Petter (2017). Joint UD Parsing of Norwegian Bokmål and Nynorsk. I Tiedemann, Jörg (Red.), Proceedings of the 21st Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7685-601-7. s. 1–10. Fulltekst i vitenarkiv
  • Kutuzov, Andrei; Fares, Murhaf; Oepen, Stephan & Velldal, Erik (2017). Word vectors, reuse, and replicability: Towards a community repository of large-text resources. I Tiedemann, Jörg (Red.), Proceedings of the 21st Nordic Conference on Computational Linguistics (NoDaLiDa). Linköping University Electronic Press. ISSN 978-91-7685-601-7. s. 271–276. Fulltekst i vitenarkiv
  • Read, Jonathon; Velldal, Erik; Cavazza, Marc & Georg, Gersende (2016). A corpus of clinical practice guidelines annotated with the importance of recommendations, Proceedings of the Tenth International Conference on Language Resources and Evaluation (LREC 2016). European Language Resources Association. ISSN 978-2-9517408-9-1. s. 1724–1731.
  • Oepen, Stephan; Read, Jonathon; Scheffler, Tatjana; Sidarenka, Uladzimir; Stede, Manfred & Velldal, Erik [Vis alle 7 forfattere av denne artikkelen] (2016). OPT: Oslo–Potsdam–Teesside. Pipelining Rules, Rankers, and Classifier Ensembles for Shallow Discourse Parsing. I Xue, Nianwen (Red.), Proceedings of the CoNLL-16 Shared Task. Association for Computational Linguistics. ISSN 978-1-932432-66-4. s. 20–26. doi: 10.18653/v1/k16-2002.
  • Wester, Aksel Ladegård; Øvrelid, Lilja; Velldal, Erik & Hammer, Hugo Lewi (2016). Threat detection in online discussions, Proceedings of the 7th Workshop on Computational Approaches to Subjectivity, Sentiment and Social Media Analysis WASSA@NAACL-HLT 2016 (WASSA 2016). Association for Computational Linguistics. ISSN 978-1-941643-82-2. s. 66–71. doi: 10.18653/v1/w16-0413.
  • Kutuzov, Andrei; Velldal, Erik & Øvrelid, Lilja (2016). Redefining part-of-speech classes with distributional semantic models, Proceedings of The 20th SIGNLL Conference on Computational Natural Language Learning (CoNLL). Association for Computational Linguistics. ISSN 978-1-945626-19-7. s. 115–125. doi: 10.18653/v1/K16-1012. Fulltekst i vitenarkiv
  • Fares, Murhaf; Oepen, Stephan & Velldal, Erik (2015). Identifying Compounds: On The Role of Syntax. I Dickinson, Markus; Hinrichs, Erhard; Patejuk, Agnieszka & Przepiórkowski, Adam (Red.), Proceedings of the Fourteenth Workshop on Treebanks and Linguistic Theories (TLT14). Institute of Computer Science, Polish Academy of Sciences (IPI-PAN). ISSN 978-83-63159-18-4.
  • Lien, Jostein; Velldal, Erik & Øvrelid, Lilja (2015). Improving cross-domain dependency parsing with dependency-derived clusters. I Megyesi, Beáta (Red.), Proceedings of the 20th Nordic Conference of Computational Linguistics. Linköping University Electronic Press. ISSN 978-91-7519-098-3. s. 117–126. Fulltekst i vitenarkiv
  • Lapponi, Emanuele; Velldal, Erik; Oepen, Stephan & Knudsen, Rune Lain (2014). Off-Road LAF: Encoding and Processing Annotations in NLP Workflows. I Calzolari, Nicoletta; Choukri, Khalid; Declerck, Thierry; Loftsson, Hrafn; Maegaard, Bente; Mariani, Joseph; Moreno, Asuncion; Odijk, Jan & Piperidis, Stelios (Red.), Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14). European Language Resources Association. ISSN 978-2-9517408-8-4. s. 4578–4584.
  • Høyland, Bjørn; Godbout, Jean-François; Lapponi, Emanuele & Velldal, Erik (2014). Predicting Party Affiliations from European Parliament Debates. I Danescu-Niculescu-Miz, Cristian; Eisenstein, Jacob; McKeown, Kathleen & Smith, Noah (Red.), Proceedings of the ACL 2014 Workshop on Language Technologies and Computational Social Science. Association for Computational Linguistics. ISSN 978-1-941643-10-5. s. 56–60. doi: 10.3115/v1/w14-2516.
  • Lapponi, Emanuele; Velldal, Erik; Vazov, Nikolay Aleksandrov & Oepen, Stephan (2013). Towards large-scale language analysis in the cloud. I De Smedt, Koenraad; Borin, Lars; Lindén, Krister; Maegaard, Bente; Rögnvaldsson, Eiríkur & Vider, Kadri (Red.), Proceedings of the workshop on Nordic language research infrastructure at NODALIDA 2013. Linköping University Electronic Press. ISSN 978-91-7519-585-8. s. 1–10. Fulltekst i vitenarkiv
  • Lapponi, Emanuele; Velldal, Erik; Vazov, Nikolay Aleksandrov & Oepen, Stephan (2013). HPC-ready Language Analysis for Human Beings. I Oepen, Stephan; Hagen, Kristin & Johannessen, Janne Bondi (Red.), Proceedings of the 19th Nordic Conference of Computational Linguistics (NODALIDA 2013). Linköping University Electronic Press. ISSN 978-91-7519-589-6. s. 447–452. Fulltekst i vitenarkiv
  • Velldal, Erik & Read, Jonathon (2012). Factuality Detection on the Cheap: Inferring Factuality for Increased Precision in Detecting Negated Events. I Morante, Roser & Sporleder, Caroline (Red.), Proceedings of the Workshop on Extra-Propositional Aspects of Meaning in Computational Linguistics, ExProM '12. Association for Computational Linguistics. ISSN 978-1-937284-34-3. s. 28–36.
  • Read, Jonathon; Velldal, Erik & Øvrelid, Lilja (2012). Topic classification for Suicidology. Journal of Computing Science and Engineering. ISSN 1976-4677. 6(2), s. 143–150. doi: 10.5626/JCSE.2012.6.2.143.
  • Velldal, Erik; Øvrelid, Lilja; Read, Jonathon & Oepen, Stephan (2012). Speculation and Negation: Rules, Rankers, and the Role of Syntax. Computational Linguistics. ISSN 0891-2017. 38(2), s. 369–410. doi: 10.1162/COLI_a_00126.
  • Lapponi, Emanuele; Velldal, Erik; Øvrelid, Lilja & Read, Jonathon (2012). UiO2: Sequence-labeling Negation Using Dependency Features. I Agirre, Eneko; Bos, Johan & Diab, Mona (Red.), *SEM 2012: The First Joint Conference on Lexical and Computational Semantics --- Volume 1: Proceedings of the main conference and the shared task. Association for Computational Linguistics. ISSN 978-1-937284-21-3. s. 319–327.
  • Read, Jonathon; Velldal, Erik; Øvrelid, Lilja & Oepen, Stephan (2012). UiO1: Constituent-Based Discriminative Ranking for Negation Resolution. I Agirre, Eneko; Bos, Johan & Diab, Mona (Red.), *SEM 2012: The First Joint Conference on Lexical and Computational Semantics --- Volume 1: Proceedings of the main conference and the shared task. Association for Computational Linguistics. ISSN 978-1-937284-21-3. s. 310–318.
  • Read, Jonathon; Velldal, Erik & Øvrelid, Lilja (2012). Labeling Emotions in Suicide Notes: Cost-Sensitive Learning with Heterogeneous Features. Biomedical Informatics Insights. ISSN 1178-2226. 5, s. 99–103. doi: 10.4137/BII.S8930.
  • Read, Jonathon; Velldal, Erik & Øvrelid, Lilja (2011). Topic classification for suicidology. I Gao, Helena Hong & Dong, Minghui (Red.), Proceedings of the 25th Pacific Asia Conference on Language, Information and Computation, and the Fourth International Symposium on Languages in Biology and Medicine. Pacific Asia Conference on Language, Information and Computation. ISSN 978-4-905166-02-3. s. 78–85. doi: 10.5626/jcse.2012.6.2.143.
  • Read, Jonathon; Velldal, Erik; Oepen, Stephan & Øvrelid, Lilja (2011). Resolving speculation and negation scope in biomedical articles with a syntactic constituent ranker. I Gao, Helena Hong & Dong, Minghui (Red.), Proceedings of the 25th Pacific Asia Conference on Language, Information and Computation, and the Fourth International Symposium on Languages in Biology and Medicine. Pacific Asia Conference on Language, Information and Computation. ISSN 978-4-905166-02-3.
  • Bond, Francis; Oepen, Stephan; Nichols, Eric; Flickinger, Dan; Velldal, Erik & Haugereid, Petter (2011). Deep open-source machine translation. Machine Translation. ISSN 0922-6567. 25(2), s. 87–105. doi: 10.1007/s10590-011-9099-4.
  • Velldal, Erik (2011). Random Indexing Re-Hashed. NEALT Proceedings Series. ISSN 1736-8197. 11, s. 224–229.
  • Øvrelid, Lilja; Velldal, Erik & Oepen, Stephan (2010). Syntactic Scope Resolution in Uncertainty Analysis. I Jurafsky, Dan (Red.), Proceedings of the 23rd International Conference on Computational Linguistics (Coling 2010). Daheng Electronic Press. ISSN 978-7-900268-00-6. s. 1379–1387.
  • Velldal, Erik; Øvrelid, Lilja & Oepen, Stephan (2010). Resolving Speculation: MaxEnt Cue Classification and Dependency-Based Scope Rules. I Farkas, Richárd (Red.), Proceedings of the Fourteenth Conference on Computational Natural Language Learning -- Shared Task. Association for Computational Linguistics. ISSN 978-1-932432-84-8. s. 48–55.
  • Oepen, Stephan; Velldal, Erik; Lønning, Jan Tore; Meurer, Paul; Rosén, Victoria & Flickinger, Dan (2007). Towards Hybrid Quality-Oriented Machine Translation. On Linguistics and Probabilities in MT. I Way, Andy & Gawronska, Barbara (Red.), Proceedings of the 11th International Conference on Theoretical Issues in Machine Translation. Skövde University Studies in Informatics. ISSN 978-91-977095-0-7. s. 144–153.
  • Velldal, Erik & Oepen, Stephan (2006). Statistical Ranking in Tactical Generation. I Jurafsky, Dan & Gaussier, Eric (Red.), Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing. Association for Computational Linguistics. ISSN 1-932432-73-6. s. 517–525.
  • Velldal, Erik & Oepen, Stephan (2005). Maximum Entropy Models for Realization Ranking. I Tsujii, Jun-ichi (Red.), Proceedings of the 10th Machine Translation Summit. Asia-Pacific Association for Machine Translation. ISSN 974-7431-26-2.

Se alle arbeider i Cristin

  • Touileb, Samia; Øvrelid, Lilja & Velldal, Erik (2021). Using Gender- and Polarity-informed Models to Investigate Bias.
  • Velldal, Erik; Walsø, Claes Lyth & Øvrelid, Lilja (2021). Nå kan maskinene tolke hva du føler og mener. [Internett]. forskning,no.
  • Velldal, Erik; Walsø, Claes Lyth & Øvrelid, Lilja (2021). Nå er maskinene klare til å tolke hva du føler og mener. [Internett]. titan.uio.no.
  • Lapponi, Emanuele; Oepen, Stephan; Skjærholt, Arne & Velldal, Erik (2015). LAP: The CLARINO Language Analysis Portal.
  • Fares, Murhaf; Oepen, Stephan & Velldal, Erik (2015). Identifying Compounds: On The Role of Syntax.
  • Read, Jonathon & Velldal, Erik (2011). Labeling emotions in suicide notes: Cost-sensitive learning with heterogeneous features.
  • Velldal, Erik (2011). Random Indexing Re-Hashed.
  • Velldal, Erik (2010). Detecting Uncertainty in Biomedical Literature: A Simple Disambiguation Approach Using Sparse Random Indexing.
  • Velldal, Erik; Oepen, Stephan & Flickinger, Dan (2004). Paraphrasing Treebanks for Stochastic Realization Ranking.
  • Lønning, Jan Tore; Oepen, Stephan; Beermann, Dorothee; Hellan, Lars; Carroll, John & Dyvik, Helge [Vis alle 12 forfattere av denne artikkelen] (2004). LOGON - A Norwegian MT Effort.
  • Oepen, Stephan; Dyvik, Helge; Lønning, Jan Tore; Velldal, Erik; Beermann, Dorothee & Carroll, John [Vis alle 12 forfattere av denne artikkelen] (2004). Som å kappete med trollet? Towards MRS-Based Norwegian-English Machine Translation.
  • Strand, Håvard; Velldal, Erik & Landsverk, Peder (2019). Partial Automation of the Data-collection Process. Universitetet i Oslo.
  • Velldal, Erik (2008). Empirical Realization Ranking. Unipub forlag. ISSN 0806-3222.

Se alle arbeider i Cristin

Publisert 4. nov. 2010 14:24 - Sist endret 13. sep. 2023 15:15

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