Perfil

Ureña López,   Luis Alfonso

Director Comité Científico

L. Alfonso Ureña es Doctor en Informática, Catedrático de Universidad del Departamento de Informática de la Universidad de Jaén donde imparte clases desde 1991. También es profesor Tutor del Centro Asociado de Úbeda-Jaén de la Universidad Nacional de Educación a Distancia desde 1994. Es presidente de la Sociedad Española para el Procesamiento de Lenguaje Natural (SEPLN) desde 2007. También es secretario de la Sociedad Científica Informática de España (SCIE) desde 2009. Ha ocupado varios cargos académicos en la Universidad de Jaén, destacando el de director del Departamento de Informática desde el año 1997 a 2004, y subdirector de la Escuela Politécnica Superior de la Universidad de Jaén desde 2006 a 2012. Dirige el grupo de investigación Sistemas Inteligentes de Acceso a la Información perteneciente al PAI (Plan Andaluz de Investigación). Su investigación se centra en el procesamiento del lenguaje natural (Tecnologías del Lenguaje Humano), concretamente en análisis de opiniones y sentimientos, recuperación de información, búsqueda de respuestas, clasificación de textos, sistemas de diálogo y acceso a la información multilingüe y multimodal. En el ámbito científico, es autor de más de doscientas publicaciones tanto en revistas nacionales como internacionales de impacto, así como en congresos internacionales y nacionales. Ha editado varios libros científicos. Ha impartido varias conferencias científicas, divulgativas tanto en España como en el extranjero. También ha participado en varios programas de doctorado con Mención de Calidad en varias universidades españolas.Igualmente, ha presidido varios congresos y ha participado en la organización de varios congresos, talleres y jornadas nacionales e internacionales. Ha participado en comités científicos y representaciones de más de cincuenta congresos nacionales e internacionales, así como revisor científico de otros. Asimismo, forma parte del comité de redacción de varias revistas. Ha dirigido numerosas tesis doctorales y numerosos trabajos de investigación (tesinas). Ha participado en más de una treintena de tribunales de tesis doctorales en universidades españolas y extranjeras. Ha dirigido numerosos proyectos de investigación europeos, nacionales, autonómicos y ha dirigido varios contratos con empresas. Actualmente dirige un proyecto coordinado del Plan Estatal de Investigación. También ha dirigido una red temática de investigación a nivel nacional de la que han formado parte más de 150 investigadores. Ha participado en comisiones de evaluación de proyectos de I+D+i del Ministerio y otros programas de investigación. Es evaluador de la ANEP desde 2007. Ha sido profesor visitante en el Research Institute for Information and Language Processing. University of Worvelhampton (Reino Unido) en varias ocasiones. También ha dirigido y participado en una treintena de cursos especializados

ID ORCID: 0000-0001-7540-4059

Publicaciones

detecting fake news and fact-checking in tweets using spanish language models: a case study with ecuador chequea and ecuador verifica

book-chapter

doi   10.1007/978-3-031-98287-3_26

eid  

2026

automatic tnm staging of colorectal cancer radiology reports using pre-trained language models

journal-article

doi   10.1016/j.cmpb.2024.108515

eid  

2025

fake news detection and fact checking in x posts from ecuador chequea and ecuador verifica using spanish language models

journal-article

doi   10.37815/rte.v36n2.1219

eid  

2024

toward an educative eeg-based neuroiir system for adapting contents

journal-article

doi   10.1080/10447318.2023.2275088

eid  

2024

cares: a corpus for classification of spanish radiological reports

journal-article

doi   10.1016/j.compbiomed.2023.106581

eid  

2023

a survey on bias in deep nlp

other

doi   10.20944/preprints202103.0049.v1

eid  

2021

an integrated approach to biomedical term identification systems

journal-article

doi   10.3390/app10051726

eid  

2020

combining resources to improve unsupervised sentiment analysis at aspect-level

journal-article

doi   10.1177/0165551515593686

eid   2-s2.0-84959333210

2016

a spanish semantic orientation approach to domain adaptation for polarity classification

journal-article

doi   10.1016/j.ipm.2014.10.002

eid   2-s2.0-84938201486

2015

polarity classification for spanish tweets using the cost corpus

journal-article

doi   10.1177/0165551514566564

eid   2-s2.0-84930411192

2015

language technologies applied to document simplification for helping autistic people

journal-article

doi   10.1016/j.eswa.2015.02.044

eid   2-s2.0-84939971057

2015

a semantic grammar for beginning communicators

journal-article

doi   10.1016/j.knosys.2015.06.002

eid   2-s2.0-84938419307

2015

sentiment analysis in twitter

journal-article

doi   10.1017/S1351324912000332

eid   2-s2.0-84889850766

2014

comment editorial | comité editorial

journal-article

doi   2-s2.0-84906861808

eid  

2014

ranked wordnet graph for sentiment polarity classification in twitter

journal-article

doi   10.1016/j.csl.2013.04.001

eid   2-s2.0-84885424614

2014

cross-domain sentiment analysis using spanish opinionated words

book

doi   10.1007/978-3-319-07983-7-28

eid   2-s2.0-84903625811

2014

crowd explicit sentiment analysis

journal-article

doi   10.1016/j.knosys.2014.05.007

eid   2-s2.0-84924582119

2014

a knowledge-based approach for polarity classification in twitter

journal-article

doi   10.1002/asi.22984

eid   2-s2.0-84896492997

2014

spanish knowledge base generation for polarity classification from masses

conference-paper

doi   2-s2.0-84893126990

eid  

2013

improving polarity classification of bilingual parallel corpora combining machine learning and semantic orientation approaches

journal-article

doi   10.1002/asi.22884

eid   2-s2.0-84882452817

2013

applying nlp techniques for query reformulation to information retrieval with geographical references

book

doi   10.1007/978-3-642-36778-6_6

eid   2-s2.0-84874428133

2013

application of text summarization techniques to the geographical information retrieval task

journal-article

doi   10.1016/j.eswa.2012.12.012

eid   2-s2.0-84874664990

2013

sinai at tass 2012 | sinai en tass 2012

journal-article

doi   2-s2.0-84877311037

eid  

2013

combining supervised and unsupervised polarity classification for non-english reviews

book

doi   10.1007/978-3-642-37256-8_6

eid   2-s2.0-84875532488

2013

sentiment polarity detection in spanish reviews combining supervised and unsupervised approaches

journal-article

doi   10.1016/j.eswa.2012.12.084

eid   2-s2.0-84875367034

2013

generating web-based corpora for video transcripts categorization

journal-article

doi   10.1016/j.eswa.2012.07.055

eid   2-s2.0-84866077493

2013

semantic tagging of video asr transcripts using the web as a source of knowledge

journal-article

doi   10.1016/j.csi.2012.07.002

eid   2-s2.0-84878314829

2013

architecture and evaluation of bruja, a multilingual question answering system

journal-article

doi   10.1007/s10791-011-9177-5

eid   2-s2.0-84867070431

2012

a non supervised method for sentiment polarity detection on reported speech from news | detección de la polaridad en citas periodísticas: una solución no supervisada

journal-article

doi   2-s2.0-84866238518

eid  

2012

learning to classify neutral examples from positive and negative opinions

journal-article

doi   2-s2.0-84871634779

eid  

2012

analysis of nlp techniques of query expansion applied to the geographical information retrieval task | análisis de técnicas pln de expansión de consulta aplicadas a la tarea de la recuperación de información geográfica

journal-article

doi   2-s2.0-84866239940

eid  

2012

geographic expansion of queries to improve the geographic information retrieval task

book

doi   10.1007/978-3-642-31178-9_9

eid   2-s2.0-84863993281

2012

bilingual experiments with an arabic-english corpus for opinion mining

conference-paper

doi   2-s2.0-84866876380

eid  

2011

maruja: virtual assistant prototype for the computing service catalogue of the university of jaén

book

doi   10.1007/978-3-642-22327-3_45

eid   2-s2.0-79959680656

2011

textmess 2.0: the new digital media challenges facing human language technologies | textmess 2.0: las tecnologías del lenguaje humano ante los nuevos retos de la comunicación digital

journal-article

doi   2-s2.0-84855218647

eid  

2011

maruja: virtual assistant prototype for the catalogue of the computing service of the university of jaén | maruja: prototipo de asistente virtual para la carta de servicios del servicio de informática de la universidad de jaén

journal-article

doi   2-s2.0-84855230977

eid  

2011

experiments with svm to classify opinions in different domains

journal-article

doi   10.1016/j.eswa.2011.05.070

eid   2-s2.0-80052022817

2011

sinai at image clef wikipedia retrieval task 2011: testing combined systems

conference-paper

doi   2-s2.0-84922021491

eid  

2011

oca: opinion corpus for arabic

journal-article

doi   10.1002/asi.21598

eid   2-s2.0-80052756456

2011

opinion classification techniques applied to a spanish corpus

book

doi   10.1007/978-3-642-22327-3_17

eid   2-s2.0-79959642448

2011

opinion classification techniques applied to a spanish corpus | técnicas de clasificación de opiniones aplicadas a un corpus en español

journal-article

doi   2-s2.0-84855252395

eid  

2011

using web sources for improving video categorization

journal-article

doi   10.1007/s10844-010-0123-6

eid   2-s2.0-79951556170

2011

geo-textual relevance ranking to improve a text-based retrieval for geographic queries

book

doi   10.1007/978-3-642-22327-3_38

eid   2-s2.0-79959675723

2011

experiments with google news for filtering newswire articles

book

doi   10.1007/978-3-642-15754-7_46

eid   2-s2.0-78049328444

2010

using support vector machines as learning algorithm for video categorization

book

doi   10.1007/978-3-642-15751-6_48

eid   2-s2.0-78049345924

2010

sinai at logclef 2010

conference-paper

doi   2-s2.0-84922032390

eid  

2010

university of jaén at imageclef 2009: medical and photo tasks

book

doi   10.1007/978-3-642-15751-6_45

eid   2-s2.0-78049350976

2010

sinai at affect task in mediaeval 2010

conference-paper

doi   2-s2.0-84877689051

eid  

2010

using wordnet in multimedia information retrieval

book

doi   10.1007/978-3-642-15751-6_21

eid   2-s2.0-78049337099

2010

sinai at placing task of mediaeval 2010

conference-paper

doi   2-s2.0-84877709776

eid  

2010

using query reformulation and keywords in the geographic information retrieval task

book

doi   10.1007/978-3-642-04447-2_112

eid   2-s2.0-70549111341

2009

sinai at videoclef 2009

conference-paper

doi   2-s2.0-84922032972

eid  

2009

sinai at imageclef 2009 wikipediamm task

conference-paper

doi   2-s2.0-84922032084

eid  

2009

combining text-mess systems at imageclef 2008

book

doi   10.1007/978-3-642-04447-2_74

eid   2-s2.0-70549096269

2009

information retrieval with geographical references. relevant documents filtering vs. query expansion

journal-article

doi   10.1016/j.ipm.2009.04.006

eid   2-s2.0-67650122096

2009

query expansion with a medical ontology to improve a multimodal information retrieval system

journal-article

doi   10.1016/j.compbiomed.2009.01.012

eid   2-s2.0-62849114711

2009

a content-based information retrieval system for video searching

conference-paper

doi   10.1109/SNLP.2009.5340915

eid   2-s2.0-72449183573

2009

using an information retrieval system for video classification

book

doi   10.1007/978-3-642-04447-2_122

eid   2-s2.0-70549110202

2009

geotextmess: result fusion with fuzzy borda ranking in geographical information retrieval

book

doi   10.1007/978-3-642-04447-2_114

eid   2-s2.0-70549091363

2009

university of jaén at imagephoto 2008: filtering the results with the cluster term

book

doi   10.1007/978-3-642-04447-2_73

eid   2-s2.0-70549108173

2009

expanding terms with medical ontologies to improve a multi-label text categorization system

book

doi   10.4018/978-1-60566-274-9.ch003

eid   2-s2.0-84877311292

2009

query expansion on medical image retrieval: mesh vs. umls

book

doi   10.1007/978-3-642-04447-2_94

eid   2-s2.0-70549101269

2009

sinai at imageclef 2009 medical task

conference-paper

doi   2-s2.0-84922041814

eid  

2009

sinai at infile 2009: experiments with google news

conference-paper

doi   2-s2.0-84922041817

eid  

2009

combining lexical information with machine learning for answer validation at qa@clef 2007

book

doi   10.1007/978-3-540-85760-0-49

eid   2-s2.0-70349801397

2008

sinai at imageclefmed 2008

conference-paper

doi   2-s2.0-84921963888

eid  

2008

comparing several textual information retrieval systems for the geographical information retrieval task

book

doi   10.1007/978-3-540-69858-6_15

eid   2-s2.0-47749140069

2008

sinai-gir system. university of jaén at geoclef 2008

conference-paper

doi   2-s2.0-84921990706

eid  

2008

sinai at imageclefphoto 2008

conference-paper

doi   2-s2.0-84921990642

eid  

2008

filtering for improving the geographic information search

book

doi   10.1007/978-3-540-85760-0-104

eid   2-s2.0-70349801390

2008

text-mess in the medical retrieval imageclef08 task

conference-paper

doi   2-s2.0-84921961182

eid  

2008

using information gain to filter information in clef cl-sr track

book

doi   10.1007/978-3-540-85760-0-91

eid   2-s2.0-70349835047

2008

sinai system: combining ir systems at imageclefphoto 2007

book

doi   10.1007/978-3-540-85760-0-63

eid   2-s2.0-70349798283

2008

text-mess in the imageclefphoto08 task

conference-paper

doi   2-s2.0-84921994031

eid  

2008

improving performance of medical images retrieval by combining textual and visual information

conference-paper

doi   10.1109/MICAI.2007.12

eid   2-s2.0-57749176869

2008

using information gain to improve multi-modal information retrieval systems

journal-article

doi   10.1016/j.ipm.2007.09.014

eid   2-s2.0-40749153192

2008

sinai at videoclef 2008

conference-paper

doi   2-s2.0-84921987028

eid  

2008

integrating mesh ontology to improve medical information retrieval

book

doi   10.1007/978-3-540-85760-0-76

eid   2-s2.0-70349825873

2008

geouja system. the first participation of the university of jaén at geoclef 2006

book

doi   2-s2.0-38049177813

eid  

2007

r2d2 at geoclef 2006: a combined approach

book

doi   2-s2.0-38049156474

eid  

2007

the learning vector quantization algorithm applied to automatic text classification tasks

journal-article

doi   10.1016/j.neunet.2006.12.005

eid   2-s2.0-34547879339

2007

using information gain to improve the imageclef 2006 collection

book

doi   2-s2.0-38049113311

eid  

2007

experiences with the lvq algorithm in multilabel text categorization

conference-paper

doi   2-s2.0-58149119991

eid  

2007

using translation heuristics to improve a multimodal and multilingual information retrieval system

book

doi   2-s2.0-37249069473

eid  

2007

sinai at qa@clef 2007. answer validation exercise

conference-paper

doi   2-s2.0-84921950692

eid  

2007

sinai at clef 2006 ad hoc robust multilingual track: query expansion using the google search engine

book

doi   2-s2.0-38049132866

eid  

2007

sinai at cl-sr task at clef 2007

conference-paper

doi   2-s2.0-84921955741

eid  

2007

sinai at trecvid 2007

conference-paper

doi   2-s2.0-84905189628

eid  

2007

sinai at imageclef 2007

conference-paper

doi   2-s2.0-84921975181

eid  

2007

the university of jaén at imageclef 2005: adhoc and medical tasks

book

doi   2-s2.0-33749646465

eid  

2006

sinai at geoclef 2006: expanding the topics with geographical information and thesaurus

conference-paper

doi   2-s2.0-84922021269

eid  

2006

sinai at clef 2005: multi-8 two-years-on and multi-8 merging-only tasks

book

doi   2-s2.0-33749587002

eid  

2006

selection strategies for multi-label text categorization

book

doi   2-s2.0-33749663109

eid  

2006

a merging strategy proposal: the 2-step retrieval status value method

journal-article

doi   10.1007/s10791-005-5722-4

eid   2-s2.0-32544459561

2006

sinai at imageclef 2006

conference-paper

doi   2-s2.0-84922021313

eid  

2006

r2d2 at geoclef 2006: a mixed approach

conference-paper

doi   2-s2.0-84922023928

eid  

2006

bruja system. the university of jaén at the spanish task of clefqa 2006

conference-paper

doi   2-s2.0-84922032160

eid  

2006

sinai at imageclef 2005

conference-paper

doi   2-s2.0-84922032136

eid  

2005

sinai at clef 2004: using machine translation resources with a mixed 2-step rsv merging algorithm

conference-paper

doi   2-s2.0-24944528354

eid  

2005

merging strategy for cross-lingual information retrieval systems based on learning vector quantization

journal-article

doi   10.1007/s11063-005-2659-y

eid   2-s2.0-25444460821

2005

sinai at clef 2003: decompounding and merging

book

doi   2-s2.0-35048860359

eid  

2004

sinai at clef 2004: using machine translation resources with mixed 2-step rsv merging algorithm

conference-paper

doi   2-s2.0-84961292924

eid  

2004

sinai experience at clef

journal-article

doi   2-s2.0-2942662050

eid  

2004

lvq for text categorization using a multilingual linguistic resource

journal-article

doi   10.1016/S0925-2312(02)00633-1

eid   2-s2.0-0345257353

2003

sinai at clef 2002: experiments with merging strategies

book

doi   2-s2.0-0142245425

eid  

2003

sinaion clef 2002: experiments with merging strategies

conference-paper

doi   2-s2.0-84921970992

eid  

2002

integrating linguistic resources in tc through wsd

journal-article

doi   2-s2.0-0142046683

eid  

2001

information retrieval by means of word sense disambiguation

book

doi   2-s2.0-23044519394

eid  

2000