Search Results for author: Faegheh Hasibi

Found 10 papers, 9 papers with code

Fine Tuning vs. Retrieval Augmented Generation for Less Popular Knowledge

1 code implementation3 Mar 2024 Heydar Soudani, Evangelos Kanoulas, Faegheh Hasibi

The two prominent approaches to enhance the performance of LLMs on low-frequent topics are: Retrieval Augmented Generation (RAG) and fine-tuning (FT) over synthetic data.

Data Augmentation Question Answering +1

MMEAD: MS MARCO Entity Annotations and Disambiguations

1 code implementation14 Sep 2023 Chris Kamphuis, Aileen Lin, Siwen Yang, Jimmy Lin, Arjen P. de Vries, Faegheh Hasibi

MMEAD, or MS MARCO Entity Annotations and Disambiguations, is a resource for entity links for the MS MARCO datasets.

Entity Embeddings

Data Augmentation for Conversational AI

1 code implementation9 Sep 2023 Heydar Soudani, Evangelos Kanoulas, Faegheh Hasibi

This tutorial provides a comprehensive and up-to-date overview of DA approaches in the context of conversational systems.

Data Augmentation

Find the Funding: Entity Linking with Incomplete Funding Knowledge Bases

1 code implementation COLING 2022 Gizem Aydin, Seyed Amin Tabatabaei, Giorgios Tsatsaronis, Faegheh Hasibi

Automatic extraction of funding information from academic articles adds significant value to industry and research communities, such as tracking research outcomes by funding organizations, profiling researchers and universities based on the received funding, and supporting open access policies.

Entity Linking

Personal Entity, Concept, and Named Entity Linking in Conversations

1 code implementation15 Jun 2022 Hideaki Joko, Faegheh Hasibi

It is, however, shown that existing EL methods developed for annotating documents are suboptimal for conversations, where personal entities (e. g., "my cars") and concepts are essential for understanding user utterances.

coreference-resolution Entity Linking

Entity-aware Transformers for Entity Search

1 code implementation2 May 2022 Emma J. Gerritse, Faegheh Hasibi, Arjen P. de Vries

Pre-trained language models such as BERT have been a key ingredient to achieve state-of-the-art results on a variety of tasks in natural language processing and, more recently, also in information retrieval. Recent research even claims that BERT is able to capture factual knowledge about entity relations and properties, the information that is commonly obtained from knowledge graphs.

Entity Embeddings Entity Retrieval +4

Conversational Entity Linking: Problem Definition and Datasets

1 code implementation11 May 2021 Hideaki Joko, Faegheh Hasibi, Krisztian Balog, Arjen P. de Vries

Further, we report on the performance of traditional EL systems on our Conversational Entity Linking dataset, ConEL, and present an extension to these methods to better fit the conversational setting.

Entity Linking Information Retrieval +1

Bias in Conversational Search: The Double-Edged Sword of the Personalized Knowledge Graph

no code implementations20 Oct 2020 Emma J. Gerritse, Faegheh Hasibi, Arjen P. de Vries

We review existing definitions of bias in the literature: people bias, algorithm bias, and a combination of the two, and further propose different strategies for tackling these biases for conversational search systems.

Conversational Search Knowledge Graphs

REL: An Entity Linker Standing on the Shoulders of Giants

1 code implementation2 Jun 2020 Johannes M. van Hulst, Faegheh Hasibi, Koen Dercksen, Krisztian Balog, Arjen P. de Vries

Entity linking is a standard component in modern retrieval system that is often performed by third-party toolkits.

Entity Linking Retrieval

Graph-Embedding Empowered Entity Retrieval

1 code implementation6 May 2020 Emma J. Gerritse, Faegheh Hasibi, Arjen P. de Vries

In this research, we improve upon the current state of the art in entity retrieval by re-ranking the result list using graph embeddings.

Entity Retrieval Graph Embedding +3

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