Emmanuel Osei-Brefo

According to our database, Emmanuel Osei-Brefo authored at least 8 papers between 2020 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

OseiBrefo-Liang at SemEval-2025 Task 8 : A Multi-Agent LLM code generation approach for answering Tabular Questions.

Emmanuel Osei-Brefo, Huizhi Liang

Proceedings of the 19th International Workshop on Semantic Evaluation, 2025

KMagent: A Multi-agent Large Language Model-based Knowledge Management Platform for Product Innovation.

Emmanuel Osei-Brefo, Manish Bhardwaj, Huizhi Liang, Yong Zhang, Sharon Scott, Zahid Qayyam

Proceedings of the Machine Learning, Optimization, and Data Science, 2025

2024

NU at WASSA 2024 Empathy and Personality Shared Task: Enhancing Personality Predictions with Knowledge Graphs; A Graphical Neural Network and LightGBM Ensemble Approach.

Emmanuel Osei-Brefo, Huizhi Liang

Proceedings of the 14th Workshop on Computational Approaches to Subjectivity, 2024

Triple Discriminator GAN and Continuous Wavelet Transform for Volatility Forecasting.

Emmanuel Osei-Brefo

Proceedings of the International Joint Conference on Neural Networks, 2024

2023

Hybrid Dual-Resampling and Cost-Sensitive Classification for Credit Risk Prediction.

Emmanuel Osei-Brefo, Richard J. Mitchell, Xia Hong

Proceedings of the Artificial Intelligence XL, 2023

2022

UoR-NCL at SemEval-2022 Task 6: Using ensemble loss with BERT for intended sarcasm detection.

Emmanuel Osei-Brefo, Huizhi Liang

Proceedings of the 16th International Workshop on Semantic Evaluation, SemEval@NAACL 2022, 2022

2021

UOR at SemEval-2021 Task 12: On Crowd Annotations; Learning with Disagreements to optimise crowd truth.

Emmanuel Osei-Brefo, Thanet Markchom, Huizhi Liang

Proceedings of the 15th International Workshop on Semantic Evaluation, 2021

2020

UoR at SemEval-2020 Task 8: Gaussian Mixture Modelling (GMM) Based Sampling Approach for Multi-modal Memotion Analysis.

Zehao Liu, Emmanuel Osei-Brefo, Siyuan Chen, Huizhi Liang

Proceedings of the Fourteenth Workshop on Semantic Evaluation, 2020