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researcher

Aliyu Umar

University of Portsmouth

4 papers hereh-index 318 citations11 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author1
  • middle author2
  • last author1

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • cs.CL3
  • cs.HC1
affiliations
  • University of Portsmouth
ORCID 0000-0002-2058-7828

identity via Semantic Scholar / OpenAlex

collaborators
Showing cs.CLShow all

3 papers · 1 filter

cs.CL2025

DualKanbaFormer: An Efficient Selective Sparse Framework for Multimodal Aspect-based Sentiment Analysis

Adamu Lawan, Juhua Pu, Haruna Yunusa +4

Multimodal Aspect-based Sentiment Analysis (MABSA) enhances sentiment detection by integrating textual data with complementary modalities, such as images, to provide a more refined…

cs.CL2024

Enhancing Long-Range Dependency with State Space Model and Kolmogorov-Arnold Networks for Aspect-Based Sentiment Analysis

Adamu Lawan, Juhua Pu, Haruna Yunusa +2

Aspect-based Sentiment Analysis (ABSA) evaluates sentiments toward specific aspects of entities within the text. However, attention mechanisms and neural network models struggle wi…

cs.CL2024

Amplifying Aspect-Sentence Awareness: A Novel Approach for Aspect-Based Sentiment Analysis

Adamu Lawan, Juhua Pu, Haruna Yunusa +2

Aspect-Based Sentiment Analysis (ABSA) is increasingly crucial in Natural Language Processing (NLP) for applications such as customer feedback analysis and product recommendation s…

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