Papers by Guohong Fu
Transition-based Neural RST Parsing with Implicit Syntax Features (C18-1)
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| Challenge: | Syntax has been a useful source of information for statistical RST discourse parsing. |
| Approach: | They propose an implicit syntax feature extraction approach using hidden-layer vectors extracted from a neural syntax parser. |
| Outcome: | The proposed model with dynamic oracle is competitive with existing models. |
Sentence Matching with Syntax- and Semantics-Aware BERT (2020.coling-main)
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| Challenge: | Sentence matching aims to determine the special relationship between two sentences. |
| Approach: | They propose to integrate syntactic and semantic information into BERT with sentence matching by using an implicit integration method that is less sensitive to the output structure information. |
| Outcome: | The proposed method achieves state-of-the-art or competitive performance on several sentence matching datasets. |
Locate and Explain: Joint Multimodal Emotion Cause Extraction and Summarization in Conversation (2026.acl-long)
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| Challenge: | Existing studies focus on utterance-level emotion cause extraction and multimodal emotion cause generation, resulting in subjective and inconsistent annotations. |
| Approach: | They propose a task that extracts emotion cause utterances and generates cause summaries . they propose utterrance-level emotion cause extraction and multimodal emotion cause generation tasks . |
| Outcome: | The proposed task extracts emotion cause utterances and generates cause summaries . the proposed task establishes strong benchmark results for the proposed project . |
MODDP: A Multi-modal Open-domain Chinese Dataset for Dialogue Discourse Parsing (2024.findings-acl)
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| Challenge: | Existing benchmark datasets for discourse parsing are domain-specific and contain only textual modality . this makes it difficult to accurately understand the dialogue without multi-modal clues . |
| Approach: | They propose a multi-modal Chinese discourse parsing dataset based on open-domain dialogues . they propose to integrate multi-modality into the original textual unimodal DDP model . |
| Outcome: | The proposed dataset improves on the existing unimodal model by adding multimodalities to the model. |
Cross-Lingual Dependency Parsing Using Code-Mixed TreeBank (D19-1)
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| Challenge: | Treebank translation is a promising method for cross-lingual transfer of syntactic dependency knowledge. |
| Approach: | They propose to map dependency arcs from source treebank to target translation according to word alignments. |
| Outcome: | Experiments on university dependency treebanks show that translated treebank translations are more effective than translated treebans. |
Chinese Opinion Role Labeling with Corpus Translation: A Pivot Study (2021.emnlp-main)
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| Challenge: | Unlike most of the previous work focusing on the English language, this paper focuses on the Chinese ORL task. |
| Approach: | They propose to use a standard English MPQA dataset to construct a Chinese ORL dataset and investigate the effectiveness of cross-lingual transfer methods. |
| Outcome: | The proposed method is able to detect and improve the performance of the proposed method in Chinese. |
Interleaved Tool-Call Reasoning for Protein Function Understanding (2026.acl-long)
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| Challenge: | Recent advances in large language models have highlighted the effectiveness of chain-of-thought reasoning in symbolic domains such as mathematics and programming. |
| Approach: | They propose a tool-augmented protein reasoning agent that unifies problem decomposition, tool invocation, and grounded answer generation. |
| Outcome: | The proposed protein function understanding agent outperforms text-only reasoning models with an average performance improvement of 103%. |
Multimodal Coreference Resolution for Chinese Social Media Dialogues: Dataset and Benchmark Approach (2025.acl-long)
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| Challenge: | Multimodal coreference resolution (MCR) aims to identify mentions referring to the same entity across different modalities, such as text and visuals. |
| Approach: | They propose a Chinese multimodal coreference dataset based on Douyin short-video platform to help researchers understand multimodal content. |
| Outcome: | The proposed dataset pairs short videos with corresponding textual dialogues from user comments and includes manually annotated coreference clusters for person mentions in the text and the coreferential person head regions in the corresponding video frames. |
Non-autoregressive Text Editing with Copy-aware Latent Alignments (2023.emnlp-main)
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| Challenge: | Seq2Edit approaches still face several challenges such as inflexibility in generation and difficulty in generalizing to other languages. |
| Approach: | They propose a non-autoregressive text editing method that models the edit process with latent CTC alignments and introduces the copy operation into the edit space. |
| Outcome: | The proposed method outperforms existing Seq2Edit models and achieves similar or even better results than Seq1Edit with over 4 speedup. |
Enhancing Opinion Role Labeling with Semantic-Aware Word Representations from Semantic Role Labeling (N19-1)
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| Challenge: | Existing work on opinion role labeling (ORL) is highly correlative with semantic role labeled (SRL) SRL is used to identify opinion holders and holder expressions for a given predicate. |
| Approach: | They propose a method to enhance opinion role labeling by presenting semantic-aware word representations which are learned from SRL. |
| Outcome: | The proposed method outperforms two other methods on a benchmark MPQA corpus and achieves higher F scores. |
Tracking Satisfaction States for Customer Satisfaction Prediction in E-commerce Service Chatbots (2022.coling-1)
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| Challenge: | Existing models for customer satisfaction prediction (CSP) focus on analyzing subjective customer satisfaction in conversational service, but they are hard to represent the important dynamic satisfaction states throughout the customer journey. |
| Approach: | They propose a model to track customer satisfaction in chatbots using a dialogue-level classification module to represent the dynamic satisfaction states at each turn. |
| Outcome: | The proposed model outperforms baselines and shows that it significantly outperformed multiple baselines. |
Syntax-Enhanced Neural Machine Translation with Syntax-Aware Word Representations (N19-1)
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| Challenge: | Syntax integration has been demonstrated highly effective in neural machine translation (NMT). |
| Approach: | They propose a method to integrate source-side syntax implicitly for neural machine translation . they use hidden representations of a well-trained end-to-end dependency parser to concatenate them with ordinary word embeddings to enhance basic NMT models. |
| Outcome: | The proposed method outperforms existing methods on two translation tasks . it can be easily integrated into the widely-used sequence-to-sequence (Seq2Sequen) framework . |
Semantic Role Labeling as Dependency Parsing: Exploring Latent Tree Structures inside Arguments (2022.coling-1)
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| Challenge: | Recent works of SRL mainly fall into two lines: 1) BIO-based; 2) span-based. |
| Approach: | They propose to regard flat argument spans as latent subtrees, thus reducing SRL to a tree parsing task. |
| Outcome: | The proposed model performs better than previous syntax-agnostic models on CoNLL05 and CoNll12 benchmarks. |
Speaker-Aware Discourse Parsing on Multi-Party Dialogues (2022.coling-1)
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| Challenge: | Discourse parsing on multi-party dialogues is an important but difficult task in dialogue systems and conversational analysis. |
| Approach: | They propose a speaker-aware model for parsing on multi-party dialogues using interaction features between different speakers. |
| Outcome: | The proposed model achieves the best-reported performance on two standard benchmark datasets. |
RST Discourse Parsing with Second-Stage EDU-Level Pre-training (2022.acl-long)
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| Challenge: | Existing pre-trained language models (PLMs) are based on sentence-level pre-training, which is different from the basic processing unit, i.e. element discourse unit (EDU). |
| Approach: | They propose a second-stage EDU-level pre-training approach to learn effective EDU representations continually based on well pre-trained language models. |
| Outcome: | The proposed method improves F1 score by 2.1 points on a benckmark dataset. |
A Discourse-Aware Graph Neural Network for Emotion Recognition in Multi-Party Conversation (2021.findings-emnlp)
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| Challenge: | Prior research focuses on exploring sequential information but ignores the discourse structures of conversations. |
| Approach: | They propose a discourse-aware graph neural network (ERMC-DisGCN) that leverages contextual cues and speaker-specific features for ERMC. |
| Outcome: | The proposed method outperforms multiple baselines showing that discourse structures are of great value to ERMC. |