Search Results for author: Nadi Tomeh

Found 24 papers, 7 papers with code

GraphER: A Structure-aware Text-to-Graph Model for Entity and Relation Extraction

1 code implementation18 Apr 2024 Urchade Zaratiana, Nadi Tomeh, Niama El Khbir, Pierre Holat, Thierry Charnois

Information extraction (IE) is an important task in Natural Language Processing (NLP), involving the extraction of named entities and their relationships from unstructured text.

Graph structure learning Joint Entity and Relation Extraction +1

An Autoregressive Text-to-Graph Framework for Joint Entity and Relation Extraction

1 code implementation2 Jan 2024 Urchade Zaratiana, Nadi Tomeh, Pierre Holat, Thierry Charnois

In this paper, we propose a novel method for joint entity and relation extraction from unstructured text by framing it as a conditional sequence generation problem.

Joint Entity and Relation Extraction Relation

Filtered Semi-Markov CRF

1 code implementation29 Nov 2023 Urchade Zaratiana, Nadi Tomeh, Niama El Khbir, Pierre Holat, Thierry Charnois

Semi-Markov CRF has been proposed as an alternative to the traditional Linear Chain CRF for text segmentation tasks such as Named Entity Recognition (NER).

named-entity-recognition Named Entity Recognition +3

Hierarchical Transformer Model for Scientific Named Entity Recognition

1 code implementation28 Mar 2022 Urchade Zaratiana, Pierre Holat, Nadi Tomeh, Thierry Charnois

The task of Named Entity Recognition (NER) is an important component of many natural language processing systems, such as relation extraction and knowledge graph construction.

Data Augmentation graph construction +4

AraBART: a Pretrained Arabic Sequence-to-Sequence Model for Abstractive Summarization

no code implementations21 Mar 2022 Moussa Kamal Eddine, Nadi Tomeh, Nizar Habash, Joseph Le Roux, Michalis Vazirgiannis

Like most natural language understanding and generation tasks, state-of-the-art models for summarization are transformer-based sequence-to-sequence architectures that are pretrained on large corpora.

Abstractive Text Summarization Natural Language Understanding

Multitask Easy-First Dependency Parsing: Exploiting Complementarities of Different Dependency Representations

no code implementations COLING 2020 Yash Kankanampati, Joseph Le Roux, Nadi Tomeh, Dima Taji, Nizar Habash

In this paper we present a parsing model for projective dependency trees which takes advantage of the existence of complementary dependency annotations which is the case in Arabic, with the availability of CATiB and UD treebanks.

Dependency Parsing

Classification de texte enrichie \`a l'aide de motifs s\'equentiels

no code implementations JEPTALNRECITAL 2015 Pierre Holat, Nadi Tomeh, Thierry Charnois

En classification de textes, la plupart des m{\'e}thodes fond{\'e}es sur des classifieurs statistiques utilisent des mots, ou des combinaisons de mots contigus, comme descripteurs.

Classification General Classification

Large Scale Arabic Error Annotation: Guidelines and Framework

no code implementations LREC 2014 Wajdi Zaghouani, Behrang Mohit, Nizar Habash, Ossama Obeid, Nadi Tomeh, Alla Rozovskaya, Noura Farra, Sarah Alkuhlani, Kemal Oflazer

Finally, we present the annotation tool that was developed as part of this project, the annotation pipeline, and the quality of the resulting annotations.

Machine Translation

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