Search Results for author: Gabriella Pasi

Found 18 papers, 9 papers with code

Benchmark for Research Theme Classification of Scholarly Documents

1 code implementation sdp (COLING) 2022 Óscar E. Mendoza, Wojciech Kusa, Alaa El-Ebshihy, Ronin Wu, David Pride, Petr Knoth, Drahomira Herrmannova, Florina Piroi, Gabriella Pasi, Allan Hanbury

We present a new gold-standard dataset and a benchmark for the Research Theme Identification task, a sub-task of the Scholarly Knowledge Graph Generation shared task, at the 3rd Workshop on Scholarly Document Processing.

Classification Graph Generation

DESIRE-ME: Domain-Enhanced Supervised Information REtrieval using Mixture-of-Experts

1 code implementation20 Mar 2024 Pranav Kasela, Gabriella Pasi, Raffaele Perego, Nicola Tonellotto

Open-domain question answering requires retrieval systems able to cope with the diverse and varied nature of questions, providing accurate answers across a broad spectrum of query types and topics.

Information Retrieval Open-Domain Question Answering +1

SE-PEF: a Resource for Personalized Expert Finding

1 code implementation20 Sep 2023 Pranav Kasela, Gabriella Pasi, Raffaele Perego

The problem of personalization in Information Retrieval has been under study for a long time.

Information Retrieval Retrieval

Denoising Attention for Query-aware User Modeling in Personalized Search

no code implementations30 Aug 2023 Elias Bassani, Pranav Kasela, Gabriella Pasi

This approach allows taking into account the diversity of the user's interests by giving more importance to those related to the current search performed by the user.

Denoising Information Retrieval +1

Fuzzy order-sorted feature logic

no code implementations27 Jul 2023 Gian Carlo Milanese, Gabriella Pasi

Based on this definition we define a fuzzy semantics of OSF logic where sort symbols and OSF terms denote fuzzy sets.

Relation

Effective Matching of Patients to Clinical Trials using Entity Extraction and Neural Re-ranking

no code implementations1 Jul 2023 Wojciech Kusa, Óscar E. Mendoza, Petr Knoth, Gabriella Pasi, Allan Hanbury

Our approach involves two key components in a pipeline-based model: (i) a data enrichment technique for enhancing both queries and documents during the first retrieval stage, and (ii) a novel re-ranking schema that uses a Transformer network in a setup adapted to this task by leveraging the structure of the CT documents.

Descriptive named-entity-recognition +5

Enhancing Documents with Multidimensional Relevance Statements in Cross-encoder Re-ranking

no code implementations19 Jun 2023 Rishabh Upadhyay, Arian Askari, Gabriella Pasi, Marco Viviani

In this paper, we propose a novel approach to consider multiple dimensions of relevance beyond topicality in cross-encoder re-ranking.

Re-Ranking Retrieval

Utilizing ChatGPT to Enhance Clinical Trial Enrollment

no code implementations3 Jun 2023 Georgios Peikos, Symeon Symeonidis, Pranav Kasela, Gabriella Pasi

Clinical trials are a critical component of evaluating the effectiveness of new medical interventions and driving advancements in medical research.

Language Modelling Large Language Model +1

Retrieval for Extremely Long Queries and Documents with RPRS: a Highly Efficient and Effective Transformer-based Re-Ranker

1 code implementation2 Mar 2023 Arian Askari, Suzan Verberne, Amin Abolghasemi, Wessel Kraaij, Gabriella Pasi

Furthermore, our method solves the problem of the low-resource training in QBD retrieval tasks as it does not need large amounts of training data, and has only three parameters with a limited range that can be optimized with a grid search even if a small amount of labeled data is available.

Information Retrieval Retrieval

Injecting the BM25 Score as Text Improves BERT-Based Re-rankers

1 code implementation23 Jan 2023 Arian Askari, Amin Abolghasemi, Gabriella Pasi, Wessel Kraaij, Suzan Verberne

In this paper we propose a novel approach for combining first-stage lexical retrieval models and Transformer-based re-rankers: we inject the relevance score of the lexical model as a token in the middle of the input of the cross-encoder re-ranker.

Retrieval

UNIMIB at TREC 2021 Clinical Trials Track

no code implementations27 Jul 2022 Georgios Peikos, Oscar Espitia, Gabriella Pasi

We have investigated the effect of different query representations combined with several retrieval models on the retrieval performance.

Keyword Extraction Re-Ranking +1

LeiBi@COLIEE 2022: Aggregating Tuned Lexical Models with a Cluster-driven BERT-based Model for Case Law Retrieval

no code implementations26 May 2022 Arian Askari, Georgios Peikos, Gabriella Pasi, Suzan Verberne

Our methodology consists of four steps; in detail, given a legal case as a query, we reformulate it by extracting various meaningful sentences or n-grams.

Re-Ranking Retrieval +1

Responsible AI in Healthcare

no code implementations19 Feb 2022 Federico Cabitza, Davide Ciucci, Gabriella Pasi, Marco Viviani

This article discusses open problems, implemented solutions, and future research in the area of responsible AI in healthcare.

Expert Finding in Legal Community Question Answering

1 code implementation19 Jan 2022 Arian Askari, Suzan Verberne, Gabriella Pasi

In the legal domain, there is a large knowledge gap between the experts and the searchers, and the content on the legal QA websites consist of a combination formal and informal communication.

Community Question Answering

Answering Fuzzy Queries over Fuzzy DL-Lite Ontologies

no code implementations23 Nov 2021 Gabriella Pasi, Rafael Peñaloza

In this paper we study the problem of answering conjunctive queries and threshold queries w. r. t.

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