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@InProceedings{RavGokOvr19,
  author = {Vinit Ravishankar and Memduh G{\"o}k{\i}rmak and 
            Lilja {\O}vrelid and Erik Velldal}, 
  title = {Multilingual Probing of Deep Pre-Trained Contextual Encoders},
  booktitle = {{Proceedings of the 1st NLPL Workshop on Deep Learning 
                for Natural Language Processing (at NoDaLiDa 2019)}},
  year = 2019, 
  address = "Turku, Finland"
}


@InProceedings{MaeBarOvr19,
  author = {M{\ae}hlum, Petter and Barnes, Jeremy and
            {\O}vrelid, Lilja and Velldal, Erik},
  title = {Annotating evaluative sentences 
           for sentiment analysis: a dataset for {N}orwegian},
  booktitle = {{Proceedings of the 22nd Nordic Conference on
               Computational Linguistics}},
  year = 2019,
  address = "Turku, Finland"
}


@InProceedings{BarSamOvr19,
  author = {Barnes, Jeremy and Touileb, Samia and 
            {\O}vrelid, Lilja and Velldal, Erik},
  title = {Lexicon information in neural sentiment analysis:
           a multi-task learning approach},
  booktitle = {{Proceedings of the 22nd Nordic Conference on
               Computational Linguistics}},
  year = 2019,
  address = "Turku, Finland"
}


@InProceedings{BarOvrVel19,
  author = {Jeremy Barnes, Lilja {\O}vrelid and Erik Velldal},
  title = {Sentiment analysis is not solved!
          {A}ssessing and probing sentiment classification},
  booktitle = {Proceedings of the 2nd {BlackboxNLP} workshop at {ACL}},
  year = {2019},
  address = {Florence, Italy}
}


@InProceedings{RavOvrVel19,
  author = {Vinit Ravishankar and Lilja {\O}vrelid and Erik Velldal},
  title = {Probing Multilingual Sentence Representations 
          With {X}-Probe},
  booktitle = {Proceedings of the 4th Workshop on Representation Learning 
  	      for {NLP} ({RepL4NLP}) at {ACL}},
  year = {2019},
  address = {Florence, Italy}
}


@InProceedings{RodBakFom19,
  author = {Julia Rodina and Daria Bakshandaeva and Vadim Fomin and 
            Andrey Kutuzov and Samia Touileb and Erik Velldal},
  title = {Measuring diachronic evolution of evaluative 
           adjectives with word embeddings: the case for 
           {E}nglish, {N}orwegian, and {R}ussian},
  booktitle = {Proceedings of 1st International Workshop on 
               Computational Approaches to Historical 
               Language Change at {ACL}},
  year = {2019},
  address = {Florence, Italy}
}


@InProceedings{KutVelOvr19,
  author = {Andrey Kutuzov and Erik Velldal and Lilja {\O}vrelid},
  title = {One-to-X analogical reasoning on word embeddings:  
          a case for diachronic armed conflict prediction from news texts},
  booktitle = {Proceedings of 1st International Workshop on 
               Computational Approaches to Historical 
               Language Change at {ACL}},
  year = {2019},
  address = {Florence, Italy}
}


@InProceedings{FarOepVel18,
  author = {Murhaf Fares and Stephan Oepen and Erik Velldal},
  title = {Transfer and multi-task learning for noun–noun compound interpretation},
  booktitle = {Proceedings of the 2018 Conference on
               {E}mpirical {M}ethods in {N}atural {L}anguage {P}rocessing},
  year = {2018},
  address = {Brussels, Belgium},
  pages = {1488--1498}
}


@InProceedings{StaOvrVel18,
  author = {Cathrine Stadsnes and Lilja {\O}vrelid and Erik Velldal},
  title = {Evaluating Semantic Vectors for Norwegian},
  booktitle = {Proceedings of the 31st {N}orwegian {I}nformatics {C}onference ({NIK})},
  year = {2018},
  address = {Longyearbyen, Svalbard}
}


@InProceedings{KutOvrSzy18,
  author =  {Kutuzov, Andrey and {\O}vrelid, Lilja 
             and Szymanski, Terrence and Velldal, Erik},
  title = {Diachronic word embeddings and semantic shifts: a survey},
  booktitle = {Proceedings of the 27th International Conference on 
                Computational Linguistics},
  year = {2018},
  pages = {1384--1397},
  location = {Santa Fe, New Mexico, USA}
}


@Article{LapSoyVel18,
  author = {Lapponi, Emanuele and S{\o}yland, Martin G. 
            and Velldal, Erik and Oepen, Stephan},
  title = {The {T}alk of {N}orway: a richly annotated corpus of 
           the {N}orwegian parliament, 1998--2016},
  journal = {{L}anguage {R}esources and {E}valuation},
  year = 2018,
  publisher = {Springer},
  pages = {1--21}, 
  month = 2,
  issn = {1574-020X},
  doi = {10.1007/s10579-018-9411-5}
}


@InProceedings{VelOvrBer18,
  author = {Erik Velldal and Lilja {\O}vrelid and Eivind Alexander Bergem, 
            Cathrine Stadsnes and Samia Touileb and Fredrik J{\o}rgensen},
  title = {{NoReC}: The {N}orwegian {R}eview {C}orpus},
  booktitle = {Proceedings of the 11th edition of the 
               Language Resources and Evaluation Conference},
  year = {2018},
  address = {Miyazaki, Japan},
  pages = {4186--4191}
}


@InProceedings{OepOvrBjo17,
  title = {The 2017 {S}hared {T}ask on {E}xtrinsic {P}arser {E}valuation. 
           Towards a Reusable Community Infrastructure},
  booktitle = {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},
  author = {Stephan Oepen and Lilja {\O}vrelid and Jari Bj\"{o}rne and 
            Richard Johansson and Emanuele Lapponi 
            and Filip Ginter and Erik Velldal},
  year = {2017},
  pages = {1--12},
  address = {Pisa, Italy}
}


@InProceedings{KutVelOvr17b,
  author = {Andrey Kutuzov and Erik Velldal and Lilja {\O}vrelid},
  title = {Temporal dynamics of semantic relations in word embeddings: 
           an application to predicting armed conflict participants},
  booktitle = {Proceedings of the 2017 Conference on
           Empirical Methods in Natural Language Processing},
  pages = {1825--1830},
  year = {2017},
  address = {Copenhagen, Denmark}
}


@InProceedings{KutVelOvr17a,
  author = {Andrey Kutuzov and Erik Velldal and Lilja {\O}vrelid},
  title = {Tracing armed conflicts with diachronic word embedding models},
  booktitle = {Proceedings of the ACL workshop Events and Stories in the News},
  pages = {31--36},
  year = {2017},
  address = {Vancouver, Canada}
}


@InProceedings{FarKutOep17,
  author = {Murhaf Fares and Andrey Kutuzov and Stephan Oepen and Erik Velldal},
  title = {Word vectors, reuse, and replicability: 
             Towards a community repository of large-text resources},
  booktitle = {Proceedings of the 21st Nordic Conference of Computational Linguistics},
  pages = {271--276},
  year = {2017},
  address = {Gothenburg, Sweden}
}


@InProceedings{HohOvrVel17,
  author = {Petter Hohle and Lilja {\O}vrelid and Erik Velldal},
  title = {Optimizing a {PoS} Tagset for {N}orwegian Dependency Parsing},
  booktitle = {Proceedings of the 21st Nordic Conference of Computational Linguistics},
  pages = {142--151},
  year = {2017},
  address = {Gothenburg, Sweden}
}


@InProceedings{VelOvrHoh17,
  author = {Erik Velldal and Lilja {\O}vrelid and Petter Hohle},
  title = {Joint UD Parsing of Norwegian Bokm{\aa}l and Nynorsk},
  booktitle = {Proceedings of the 21st Nordic Conference of Computational Linguistics},
  pages = {1--10},
  year = {2017},
  address = {Gothenburg, Sweden}
}


@InProceedings{SanVelOvr17,
  author = {Heidi Sand and Erik Velldal and Lilja {\O}vrelid},
  title = {Wordnet extension via word embeddings: 
           Experiments on the Norwegian Wordnet},
  booktitle = {Proceedings of the 21st Nordic Conference of Computational Linguistics},
  pages = {298--302},
  year = {2017},
  address = {Gothenburg, Sweden}
}


@InProceedings{CasIdeLap17,
  author = {Richard Eckart de Castilho and Nancy Ide and Emanuele Lapponi and Stephan Oepen 
            and Keith Suderman and Erik Velldal and Marc Verhagen},
  title = {Representation and Interchange of Linguistic Annotation: 
           An In-Depth, Side by-Side Comparison of Three Designs},
  booktitle = {Proceedings of the 11th Linguistic Annotation Workshop (LAW) at EACL},
  pages = {67--75},
  year = {2017},
  address = {Valencia, Spain}
}


@InProceedings{EngVelOvr17,
  author = {Martine Enger and Erik Velldal and Lilja {\O}vrelid},
  title = {An open-source tool for negation detection:  
           a maximum-margin approach},
  booktitle = {Proceedings of the EACL workshop on    
               {C}omputational {S}emantics {B}eyond {E}vents and {R}oles ({SemBEaR})},
  pages = {64--69},
  year = {2017},
  address = {Valencia, Spain}
}


@InProceedings{KutVelOvr16,
  author = {Andrey Kutuzov and Erik Velldal and Lilja {\O}vrelid},
  title = {Redefining part-of-speech classes with 
           distributional semantic models},
  booktitle = {Proceedings of the 20th {SIGNLL} {C}onference on   
               {C}omputational {N}atural {L}anguage {L}earning ({CoNLL})},
  pages = {115--125},
  year = {2016},
  address = {Berlin, Germany}
}


@InProceedings{OepReaSch16,
  author = {Stephan Oepen and Jonathon Read and Tatjana Scheffler and   
            Uladzimir Sidarenka and Manfred Stede and Erik Velldal and Lilja {\O}vrelid},
  title = {{OPT}: {O}slo–{P}otsdam–{T}eesside. Pipelining rules, rankers, 
           and classifier ensembles for shallow discourse parsing},
  booktitle = {Proceedings of the 20th {SIGNLL} {C}onference on   
               {C}omputational {N}atural {L}anguage {L}earning ({CoNLL}): 
               {S}hared {T}ask},
  pages = {20--26},
  year = {2016},
  address = {Berlin, Germany}
}


@InProceedings{WesOvrVel16,
  author = {Aksel Wester and Lilja {\O}vrelid and  
            Erik Velldal and Hugo Lewi Hammer},
  title = {Threat detection in online discussions},
  booktitle = {Proceedings of NAACL-HLT 2016;   
               the 7th Workshop on Computational Approaches to  
               Subjectivity, Sentiment \& Social Media Analysis},
  pages = {66--71},
  year = {2016},
  address = {San Diego, USA}
}


@InProceedings{ReaVelCav16,
  author = {Jonathon Read and Erik Velldal and 
            Marc Cavazza and Gersende Georg},
  title = {A Corpus of Clinical Practice Guidelines Annotated with the
           Importance of Recommendations},
  booktitle = {Proceedings of the Tenth International Conference on 
               Language Resources and Evaluation},
  pages = {1724--1731},
  year = {2016},
  address = {Portorož, Slovenia}
}


@InProceedings{FarOepVel15,
  author = {Murhaf Fares and Stephan Oepen and Erik Velldal},
  title = {Identifying Compounds: On The Role of Syntax},
  booktitle = {Proceedings of the 14th {I}nternational {W}orkshop 
	      on {T}reebanks and {L}inguistic {T}heories},
  address = {Warsaw, Poland},
  pages = {273--283},
  year = 2015
}


@InProceedings{LapOepSkj15,
  author = {Emanuele Lapponi and Stephan Oepen 
            and Arne Skj{\ae}rholt and Erik Velldal},
  title = {{LAP}: The {CLARINO} {L}anguage {A}nalysis {P}ortal},
  booktitle = {Proceedings of the CLARIN Annual Conference},
  pages = {43--48}
  year = 2015,
  address = {Wroclaw, Poland}
}


@InProceedings{LieVelOvr15,
  author = {Jostein Lien and Erik Velldal and Lilja {\O}vrelid},
  title = {Improving cross-domain dependency parsing 
           with dependency-derived clusters},
  booktitle = {Proceedings of the 20th Nordic Conference 
               of Computational Linguistics (Nodalida 2015)},
  year = 2015,
  address = {Vilnius, Lithuania}
}


@InProceedings{HoyGodLap14,
  author = {Bj{\o}rn H{\o}yland and Jean-Fran\c{c}ois Godbout and  
            Emanuele Lapponi and Erik Velldal},
  title = {Predicting Party Affiliations from European Parliament Debates},
  booktitle = {Proceedings of the {ACL} 2014 Workshop on 
               Language Technologies and Computational Social Science},
  year = 2014,
  address = {Baltimore, USA},
  pages = {56--60}
}


@InProceedings{LapVelOep14,
  author = {Emanuele Lapponi and Erik Velldal and 
            Stephan Oepen and Rune Lain Knudsen},
  title = {Off-Road {LAF}: Encoding and Processing Annotations 
           in {NLP} Workflows},
  booktitle = {Proceedings of the 9th edition of the Language 
               Resources and Evaluation Conference},
  year = 2014,
  address = {Reykjavik, Iceland},
  pages = {4578--4583}
}


@InProceedings{LapVelVaz13a,
  author = {Emanuele Lapponi and Erik Velldal and 
            Nikolay A. Vazov and Stephan Oepen},
  title = {Towards Large-Scale Language Analysis in the Cloud},
  booktitle = {Proceedings of the workshop on Nordic Language 
               Research Infrastructure at Nodalida 2013},
  pages = {1--10},
  year = 2013,
  address = {Oslo, Norway}
}


@InProceedings{LapVelVaz13b,
  author = {Emanuele Lapponi and Erik Velldal and 
            Nikolay A. Vazov and Stephan Oepen},
  title = {HPC-ready Language Analysis for Human Beings},
  booktitle = {Proceedings of the 19th Nordic Conference of 
               Computational Linguistics (Nodalida 2013)},
  pages = {447--452},
  year = 2013,
  address = {Oslo, Norway}
}


@Article{VelOvrRea12,
  author = {Erik Velldal and Lilja {\O}vrelid and Jonathon Read and Stephan Oepen},
  title = {Speculation and Negation: Rules, Rankers, and the Role of Syntax},
  journal = {Computational Linguistics},
  year = 2012,
  editor = {Roser Morante and Caroline Sporleder}, 
  publisher = {MIT Press},
  issn = {0891-2017},
  pages = {369--410},
  volume = {38},
  number = {2}
}


@Article{ReaVelOvr12c,
  author = {Jonathon Read and Erik Velldal and Lilja {\O}vrelid},
  title = {Topic classification for suicidology},
  journal = {Journal of Computing Science and Engineering ({JCSE})},
  year = 2012,
  publisher = {Korean Institute of Information Scientists and Engineers},
  issn = {1976-4677},
  pages = {143--150},
  volume = {6},
  number = {2}
}


@InProceedings{VelRea12,
  author = {Erik Velldal and Jonathon Read},
  title = {Factuality Detection on the Cheap:
           Inferring Factuality for Increased Precision in Detecting Negated Events},
  booktitle = {Proceedings of the ACL 2012 workshop on 
               Extra-Propositional Aspects of Meaning in Computational Linguistics},
  year = 2012,
  address = {Jeju Island, Korea}
}


@InProceedings{ReaVelOvr12b,
  author = {Jonathon Read and Erik Velldal and Lilja {\O}vrelid and Stephan Oepen},
  title = {UiO1: Constituent-Based Discriminative Ranking for Negation Resolution},
  booktitle = {Proceedings of the First Joint Conference on Lexical and 
               Computational Semantics ({*SEM})},
  year = 2012,
  address = {Montreal}
}


@InProceedings{LapVelOvr12,
  author = {Emanuele Lapponi and Erik Velldal and Lilja {\O}vrelid and Jonathon Read},
  title = {UiO2: Sequence-Labeling Negation Using Dependency Features},
  booktitle = {Proceedings of the First Joint Conference on Lexical and 
               Computational Semantics ({*SEM})},
  year = 2012,
  address = {Montreal}
}


@Article{ReaVelOvr12a,
  author = {Jonathon Read and Erik Velldal and Lilja {\O}vrelid},
  title = {Labeling Emotions in Suicide Notes:
           Cost-Sensitive Learning with Heterogeneous Features},
  journal = {Biomedical Informatics Insights}, 
  editor = {John P. Pestian},
  year = 2012,
  publisher = {Libertas Academica},
  issn = {1178-2226},
  pages = {99-103},
  volume = {5},
  number = {Suppl. 1}
}


@InProceedings{ReaVelOep11,
  author = {Jonathon Read and Erik Velldal and Stephan Oepen and Lilja {\O}vrelid},
  title = {Resolving Speculation and Negation Scope in Biomedical Articles
           with a Syntactic Constituent Ranker},
  booktitle = {Proceedings of the Fourth International Symposium on
               Languages in Biology and Medicine},
  year = 2011,
  address = {Singapore}
}


@InProceedings{ReaVelOvr11b,
  author = {Jonathon Read and Erik Velldal and Lilja {\O}vrelid},
  title = {Topic Classification for Suicidology},
  booktitle = {Proceedings of the Fourth International Symposium on
               Languages in Biology and Medicine},
  year = 2011,
  address = {Singapore}
}


@Article {BonOepNic11,
   author = {Bond, Francis and Oepen, Stephan and Nichols, Eric and
	     Flickinger, Dan and Velldal, Erik and Haugereid, Petter},
   title = {Deep open-source machine translation},
   journal = {Machine Translation},
   publisher = {Springer Netherlands},
   issn = {0922-6567},
   pages = {87-105}
   volume = {25},
   number = {2},
   year = 2011
}


@Article{Velldal11b,
  author = {Erik Velldal},
  title = {Predicting Speculation: A Simple Disambiguation Approach
	   to Hedge Detection in Biomedical Literature},
  journal = {Journal of Biomedical Semantics},
  year = 2011,
  publisher = {BioMed Central},
  volume = 2,
  number = 5,
  issn = {2041-1480},
  note = {Supplement to the Fourth International Symposium
	  on Semantic Mining in Biomedicine}
}


@InProceedings{Velldal11a,
  author = {Erik Velldal},
  title = {Random Indexing Re-Hashed},
  booktitle = {Proceedings of the The 18th Nordic Conference of
	       Computational Linguistics},
  year = 2011,
  address = {Riga, Latvia}
}


@InProceedings{Velldal10,
  author = {Erik Velldal},
  title = {Detecting Uncertainty in Biomedical Literature:
 	   A Simple Disambiguation Approach Using Sparse Random Indexing},
  booktitle = {Proceedings of the Fourth International Symposium on
	        Semantic Mining in Biomedicine ({SMBM})},
  year = {2010},
  address = {Cambridgeshire, UK}
}


@InProceedings{OvrVelOep10,
  author = {Lilja {\O}vrelid and Erik Velldal and Stephan Oepen},
  title = {Syntactic Scope Resolution in Uncertainty Analysis},
  booktitle = {Proceedings of the 23rd {I}nternational {C}onference on
	       {C}omputational {L}inguistics}},
  year = {2010},
  address = {Beijing, China}
}


@InProceedings{VelOvrOep10,
  author = {Erik Velldal and Lilja {\O}vrelid and Stephan Oepen},
  title = {Resolving Speculation: {M}ax{E}nt Cue Classification and
	   Dependency-Based Scope Rules},
  booktitle = {Proceedings of the 14th {C}onference on
	       {N}atural {L}anguage {L}earning}},
  year = {2010},
  address = {Uppsala, Sweden}
}


@PhdThesis{Velldal08,
  author = {Erik Velldal},
  title = {Empirical Realization Ranking},
  school = {University of Oslo, Department of Informatics},
  year = 2008
}


@InProceedings{OepVelLon07,
  author = {Stephan Oepen and Erik Velldal and Jan Tore L{\o}nning and
	    Paul Meurer and Victoria Rosén and Dan Flickinger},
  title = {Towards Hybrid Quality-Oriented Machine Translation ---
       	   On Linguistics and Probabilities in {MT}},
  booktitle = {Proceedings of the 11th Conference on Theoretical and
               Methodological Issues in Machine Translation ({TMI}-07)},
  address = {Skövde, Sweden},
  year = 2007
}


@InProceedings{VelOep06,
  author = {Erik Velldal and Stephan Oepen},
  title = {Statistical Ranking in Tactical Generation},
  booktitle = {Proceedings of the 2006 Conference on {E}mpirical
               {M}ethods in {N}atural {L}anguage {P}rocessing},
  address = {Sydney, Australia},
  year = 2006
}


@InProceedings{VelOep05,
  author = {Erik Velldal and Stephan Oepen},
  title = {Maximum Entropy Models for Realization Ranking},
  booktitle = {Proceedings of {MT}-{S}ummit {X}},
  address = {Phuket, Thailand},
  year = 2005
}


@InProceedings{Velldal05,
  author = {Erik Velldal},
  title = {A Fuzzy Clustering Approach to Word Sense Discrimination},
  booktitle = {Proceedings of the 7th International conference on
	       {T}erminology and {K}nowledge {E}ngineering},
  address = {Copenhagen, Denmark},
  year = 2005
}


@InProceedings{VelOepFli04,
  author = {Erik Velldal and Stephan Oepen and Dan Flickinger},
  title = {Paraphrasing Treebanks for Stochastic Realization Ranking},
  booktitle = {Proceedings of the 3rd {W}orkshop on
	      {T}reebanks and {L}inguistic {T}heories},
  address = {Tübingen, Germany},
  year = 2004
}


@InProceedings{OepDyvLon04,
  author = {Stephan Oepen and Helge Dyvik and Jan Tore L{\o}nning and
            Erik Velldal and Dorothee Beermann and John Carroll and
            Dan Flickinger and Lars Hellan and Janne Bondi Johannessen and
            Paul Meurer and Torbj{\o}rn Nordg{\aa}rd and Victoria Rosén},
  title = {Som {\aa} kapp-ete med trollet?
       	    {T}owards {MRS}-Based {N}orwegian$\,$–$\,${E}nglish
       	    {M}achine {T}ranslation},
  booktitle = {Proceedings of the 10th {I}nternational {C}onference on
      	       {T}heoretical and {M}ethodological {I}ssues in
	       {M}achine {T}ranslation},
  address = {Baltimore, MD},
  year = 2004
}


@InProceedings{LonOepBer04,
  author = {Jan Tore L{\o}nning and Stephan Oepen and Dorothee Beermann and
             Lars Hellan  and John Carroll and Helge Dyvik and
             Dan Flickinger and Janne Bondi Johannessen and
             Paul Meurer and Torbj{\o}rn Nordg{\aa}rd and Victoria Rosén and
             Erik Velldal},
  title = {{LOGON}. {A} {N}orwegian {MT} Effort},
  booktitle = {Proceedings of the {W}orkshop in {R}ecent {A}dvances in
               {S}candinavian {M}achine {T}ranslation}},
  address = {Uppsala, Sweden},
  pdf = {http://stp.ling.uu.se/RASMAT/extended_abstracts/LOGON.pdf},
  year = 2004
}


@TechReport{Velldal03,
  author = {Velldal, Erik},
  title = {Modeling Word Senses with Fuzzy Clustering},
  institution = {University of Oslo},
  year = 2003,
  type = {Cand.Philol. Thesis}
 }