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Sobre

Sobre

Ricardo Campos é professor auxiliar do Departamento de Informática da Universidade da Beira Interior (UBI) e Professor convidado da Porto Business School. É investigador sénior do LIAAD-INESC TEC, Laboratório de Inteligência Artificial e Apoio à Decisão da Universidade do Porto, e colaborador do Ci2.ipt, Centro de Investigação em Cidades Inteligentes do Instituto Politécnico de Tomar. É doutorado em Ciências da Computação pela Universidade do Porto (U. Porto), mestre e licenciado pela Universidade da Beira Interior (UBI). Possui mais de 10 anos de experiência de investigação nas áreas de recuperação de informação e processamento da linguagem natural, período durante o qual o seu trabalho foi distinguido com vários prémios de mérito científico em conferências internacionais e competições científicas. É autor do software de extração de keywords YAKE!, do projeto Conta-me Histórias e Arquivo Público, entre outros. Participou em vários projetos de investigação financiados pela FCT. A sua investigação foca-se no desenvolvimento de métodos relacionados com o processo de extração de narrativas a partir de textos, em particular na identificação e no relacionamento entre entidades, eventos e os seus aspetos temporais. Co-organizou conferências e workshops internacionais na área da recuperação de informação, e é regularmente membro do comité científico de várias conferências internacionais. É também membro do editorial board do International Journal of Data Science and Analytics (Springer) e do Information Processing and Management Journal (Elsevier). É membro do fórum de aconselhamento científico da Portulan Clarin - Infraestrutura de Investigação para a Ciência e Tecnologia da Linguagem, que pertence ao Roteiro Nacional de Infraestruturas de Investigação de Relevância Estratégica. Para mais informações clique aqui.

Tópicos
de interesse
Detalhes

Detalhes

  • Nome

    Ricardo Campos
  • Cargo

    Investigador Sénior
  • Desde

    01 julho 2012
002
Publicações

2024

Indexing Portuguese NLP Resources with PT-Pump-Up

Autores
Almeida, R; Campos, R; Jorge, A; Nunes, S;

Publicação
CoRR

Abstract

2024

Physio: An LLM-Based Physiotherapy Advisor

Autores
Almeida, R; Sousa, H; Cunha, LF; Guimaraes, N; Campos, R; Jorge, A;

Publicação
ADVANCES IN INFORMATION RETRIEVAL, ECIR 2024, PT V

Abstract
The capabilities of the most recent language models have increased the interest in integrating them into real-world applications. However, the fact that these models generate plausible, yet incorrect text poses a constraint when considering their use in several domains. Healthcare is a prime example of a domain where text-generative trustworthiness is a hard requirement to safeguard patient well-being. In this paper, we present Physio, a chat-based application for physical rehabilitation. Physio is capable of making an initial diagnosis while citing reliable health sources to support the information provided. Furthermore, drawing upon external knowledge databases, Physio can recommend rehabilitation exercises and over-the-counter medication for symptom relief. By combining these features, Physio can leverage the power of generative models for language processing while also conditioning its response on dependable and verifiable sources. A live demo of Physio is available at https://physio.inesctec.pt.

2024

The 7th International Workshop on Narrative Extraction from Texts: Text2Story 2024

Autores
Campos, R; Jorge, A; Jatowt, A; Bhatia, S; Litvak, M;

Publicação
ADVANCES IN INFORMATION RETRIEVAL, ECIR 2024, PT V

Abstract
The Text2Story Workshop series, dedicated to Narrative Extraction from Texts, has been running successfully since 2018. Over the past six years, significant progress, largely propelled by Transformers and Large Language Models, has advanced our understanding of natural language text. Nevertheless, the representation, analysis, generation, and comprehensive identification of the different elements that compose a narrative structure remains a challenging objective. In its seventh edition, the workshop strives to consolidate a common platform and a multidisciplinary community for discussing and addressing various issues related to narrative extraction tasks. In particular, we aim to bring to the forefront the challenges involved in understanding narrative structures and integrating their representation into established frameworks, as well as in modern architectures (e.g., transformers) and AI-powered language models (e.g., chatGPT) which are now common and form the backbone of almost every IR and NLP application. Text2Story encompasses sessions covering full research papers, work-in-progress, demos, resources, position and dissemination papers, along with keynote talks. Moreover, there is dedicated space for informal discussions on methods, challenges, and the future of research in this dynamic field.

2024

Pre-trained language models: What do they know?

Autores
Guimarães, N; Campos, R; Jorge, A;

Publicação
WIREs Data. Mining. Knowl. Discov.

Abstract

2023

Public News Archive: A Searchable Sub-archive to Portuguese Past News Articles

Autores
Campos, R; Correia, D; Jatowt, A;

Publicação
ADVANCES IN INFORMATION RETRIEVAL, ECIR 2023, PT III

Abstract
Over the past fewdecades, the amount of information generated turned the Web into the largest knowledge infrastructure existing to date. Web archives have been at the forefront of data preservation, preventing the losses of significant data to humankind. Different snapshots of the web are saved everyday enabling users to surf the past web and to travel through this overtime. Despite these efforts, many people are not aware that the web is being preserved, often finding these infrastructures to be unattractive or difficult to use, when compared to common search engines. In this paper, we give a step towards making use of this preserved information to develop Public Archive an intuitive interface that enables end-users to search and analyze a large-scale of 67,242 past preserved news articles belonging to a Portuguese reference newspaper (Jornal Publico). The referred collection was obtained by scraping 10,976 versions of the homepage of the Jornal Publico preserved by the Portuguese web archive infrastructure (Arquivo.pt) during the time-period of 2010 to 2021. By doing this, we aim, not only to mark a stand in what respects to make use of this preserved information, but also to come up with an easy-to-follow solution, the Public Archive python package, which creates the roots to be used (with minor adaptations) by other news source providers interested in offering their readers access to past news articles.