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Fumiyo Fukumoto

10 accepted papers

2025

AGRec: Adapting Autoregressive Decoders with Graph Reasoning for LLM-based Sequential Recommendation

ACL 2025finding

Autoregressive decoders in large language models (LLMs) excel at capturing users’ sequential behaviors for generative recommendations. However, they inherently struggle to leverage graph-structured user-item interactions, which are widely recognized as beneficial. This paper presents AGRec, adapting…

2025

Causal Denoising Prototypical Network for Few-Shot Multi-label Aspect Category Detection

ACL 2025finding

The multi-label aspect category detection (MACD) task has attracted great attention in sentiment analysis. Many recent methods have formulated the MACD task by learning robust prototypes to represent categories with limited support samples. However, few of them address the noise categories in the su…

2025

Claim veracity assessment for explainable fake news detection

COLING 2025main

With the rapid growth of social network services, misinformation has spread uncontrollably. Most recent approaches to fake news detection use neural network models to predict whether the input text is fake or real. Some of them even provide explanations, in addition to veracity, generated by Large L…

2024

Enhanced Coherence-Aware Network with Hierarchical Disentanglement for Aspect-Category Sentiment Analysis

COLING 2024main

Aspect-category-based sentiment analysis (ACSA), which aims to identify aspect categories and predict their sentiments has been intensively studied due to its wide range of NLP applications. Most approaches mainly utilize intrasentential features. However, a review often includes multiple different…

2024

Enhancing High-order Interaction Awareness in LLM-based Recommender Model

EMNLP 2024main

Large language models (LLMs) have demonstrated prominent reasoning capabilities in recommendation tasks by transforming them into text-generation tasks. However, existing approaches either disregard or ineffectively model the user-item high-order interactions. To this end, this paper presents an enh…

2024

RDRec: Rationale Distillation for LLM-based Recommendation

ACL 2024short

Large language model (LLM)-based recommender models that bridge users and items through textual prompts for effective semantic reasoning have gained considerable attention. However, few methods consider the underlying rationales behind interactions, such as user preferences and item attributes, limi…

2023

Aspect-Category Enhanced Learning with a Neural Coherence Model for Implicit Sentiment Analysis

EMNLP 2023long findings

Aspect-based sentiment analysis (ABSA) has been widely studied since the explosive growth of social networking services. However, the recognition of implicit sentiments that do not contain obvious opinion words remains less explored. In this paper, we propose aspect-category enhanced learning with a…

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2022

Exploiting Labeled and Unlabeled Data via Transformer Fine-tuning for Peer-Review Score Prediction

EMNLP 2022finding

Automatic Peer-review Aspect Score Prediction (PASP) of academic papers can be a helpful assistant tool for both reviewers and authors. Most existing works on PASP utilize supervised learning techniques. However, the limited number of peer-review data deteriorates the performance of PASP. This paper…

2021

Abstract, Rationale, Stance: A Joint Model for Scientific Claim Verification

EMNLP 2021main

Scientific claim verification can help the researchers to easily find the target scientific papers with the sentence evidence from a large corpus for the given claim. Some existing works propose pipeline models on the three tasks of abstract retrieval, rationale selection and stance prediction. Such…

2020

A Neural Local Coherence Analysis Model for Clarity Text Scoring

COLING 2020main

Local coherence relation between two phrases/sentences such as cause-effect and contrast gives a strong influence of whether a text is well-structured or not. This paper follows the assumption and presents a method for scoring text clarity by utilizing local coherence between adjacent sentences. We…