Search Results for author: Kelechi Ogueji

Found 13 papers, 6 papers with code

Curry-DPO: Enhancing Alignment using Curriculum Learning & Ranked Preferences

no code implementations12 Mar 2024 Pulkit Pattnaik, Rishabh Maheshwary, Kelechi Ogueji, Vikas Yadav, Sathwik Tejaswi Madhusudhan

With availability of such quality ratings for multiple responses, we propose utilizing these responses to create multiple preference pairs for a given prompt.

How good are Large Language Models on African Languages?

no code implementations14 Nov 2023 Jessica Ojo, Kelechi Ogueji, Pontus Stenetorp, David I. Adelani

Our results suggest that all LLMs produce below-par performance on African languages, and there is a large gap in performance compared to high-resource languages like English most tasks.

In-Context Learning Language Modelling +8

How Good are Commercial Large Language Models on African Languages?

no code implementations11 May 2023 Jessica Ojo, Kelechi Ogueji

We present a preliminary analysis of commercial large language models on two tasks (machine translation and text classification) across eight African languages, spanning different language families and geographical areas.

In-Context Learning Language Modelling +4

What a Creole Wants, What a Creole Needs

no code implementations LREC 2022 Heather Lent, Kelechi Ogueji, Miryam de Lhoneux, Orevaoghene Ahia, Anders Søgaard

We demonstrate, through conversations with Creole experts and surveys of Creole-speaking communities, how the things needed from language technology can change dramatically from one language to another, even when the languages are considered to be very similar to each other, as with Creoles.

Towards Best Practices for Training Multilingual Dense Retrieval Models

no code implementations5 Apr 2022 Xinyu Zhang, Kelechi Ogueji, Xueguang Ma, Jimmy Lin

Dense retrieval models using a transformer-based bi-encoder design have emerged as an active area of research.

Cross-Lingual Transfer Retrieval

MasakhaNER: Named Entity Recognition for African Languages

2 code implementations22 Mar 2021 David Ifeoluwa Adelani, Jade Abbott, Graham Neubig, Daniel D'souza, Julia Kreutzer, Constantine Lignos, Chester Palen-Michel, Happy Buzaaba, Shruti Rijhwani, Sebastian Ruder, Stephen Mayhew, Israel Abebe Azime, Shamsuddeen Muhammad, Chris Chinenye Emezue, Joyce Nakatumba-Nabende, Perez Ogayo, Anuoluwapo Aremu, Catherine Gitau, Derguene Mbaye, Jesujoba Alabi, Seid Muhie Yimam, Tajuddeen Gwadabe, Ignatius Ezeani, Rubungo Andre Niyongabo, Jonathan Mukiibi, Verrah Otiende, Iroro Orife, Davis David, Samba Ngom, Tosin Adewumi, Paul Rayson, Mofetoluwa Adeyemi, Gerald Muriuki, Emmanuel Anebi, Chiamaka Chukwuneke, Nkiruka Odu, Eric Peter Wairagala, Samuel Oyerinde, Clemencia Siro, Tobius Saul Bateesa, Temilola Oloyede, Yvonne Wambui, Victor Akinode, Deborah Nabagereka, Maurice Katusiime, Ayodele Awokoya, Mouhamadane MBOUP, Dibora Gebreyohannes, Henok Tilaye, Kelechi Nwaike, Degaga Wolde, Abdoulaye Faye, Blessing Sibanda, Orevaoghene Ahia, Bonaventure F. P. Dossou, Kelechi Ogueji, Thierno Ibrahima DIOP, Abdoulaye Diallo, Adewale Akinfaderin, Tendai Marengereke, Salomey Osei

We take a step towards addressing the under-representation of the African continent in NLP research by creating the first large publicly available high-quality dataset for named entity recognition (NER) in ten African languages, bringing together a variety of stakeholders.

named-entity-recognition Named Entity Recognition +2

PidginUNMT: Unsupervised Neural Machine Translation from West African Pidgin to English

2 code implementations7 Dec 2019 Kelechi Ogueji, Orevaoghene Ahia

In this work, we perform the first NLP work on the most popular variant of the language, providing three major contributions.

Machine Translation Translation

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