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Speech Emotion Recognition (SER) has become a growing focus of research in human-computer interaction. An essential challenge in SER is to extract common attributes from different speakers or languages, especially when a specific source…

计算与语言 · 计算机科学 2022-07-22 Xin-Cheng Wen , Jia-Xin Ye , Yan Luo , Yong Xu , Xuan-Ze Wang , Chang-Li Wu , Kun-Hong Liu

Event extraction (EE) is a crucial information extraction task that aims to extract event information in texts. Most existing methods assume that events appear in sentences without overlaps, which are not applicable to the complicated…

计算与语言 · 计算机科学 2021-07-06 Jiawei Sheng , Shu Guo , Bowen Yu , Qian Li , Yiming Hei , Lihong Wang , Tingwen Liu , Hongbo Xu

Emotion decoding plays an important role in affective human-computer interaction. However, previous studies ignored the dynamic real-world scenario, where human experience a blend of multiple emotions which are incrementally integrated into…

人工智能 · 计算机科学 2024-06-03 Kaicheng Fu , Changde Du , Xiaoyu Chen , Jie Peng , Huiguang He

Multi-task learning is to improve the performance of the model by transferring and exploiting common knowledge among tasks. Existing MTL works mainly focus on the scenario where label sets among multiple tasks (MTs) are usually the same,…

机器学习 · 计算机科学 2022-01-10 Quan Feng , Songcan Chen

Multi-label sentiment classification plays a vital role in natural language processing by detecting multiple emotions within a single text. However, existing datasets like GoEmotions often suffer from severe class imbalance, which hampers…

计算与语言 · 计算机科学 2026-03-31 Zijin Su , Huanzhu Lyu , Yuren Niu , Yiming Liu

With the rapid development of large language models (LLMs), more and more researchers have paid attention to information extraction based on LLMs. However, there are still some spaces to improve in the existing related methods. First,…

计算与语言 · 计算机科学 2026-03-24 Jiang Liu , Ge Qiu , Hao Fei , Dongdong Xie , Jinbo Li , Fei Li , Chong Teng , Donghong Ji

Image classification is a primary task in data analysis where explainable models are crucially demanded in various applications. Although amounts of methods have been proposed to obtain explainable knowledge from the black-box classifiers,…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Ruitao Xie , Jingbang Chen , Limai Jiang , Rui Xiao , Yi Pan , Yunpeng Cai

Emotion Recognition in Conversation (ERC) has been widely studied due to its importance in developing emotion-aware empathetic machines. The rise of pre-trained language models (PLMs) has further pushed the limit of ERC performance.…

计算与语言 · 计算机科学 2023-10-24 Yige Xu , Zhiwei Zeng , Zhiqi Shen

Existing works on information extraction (IE) have mainly solved the four main tasks separately (entity mention recognition, relation extraction, event trigger detection, and argument extraction), thus failing to benefit from…

计算与语言 · 计算机科学 2021-03-30 Minh Van Nguyen , Viet Dac Lai , Thien Huu Nguyen

We propose a novel TACLE (TAsk and CLass-awarE) framework to address the relatively unexplored and challenging problem of exemplar-free semi-supervised class incremental learning. In this scenario, at each new task, the model has to learn…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Jayateja Kalla , Rohit Kumar , Soma Biswas

Symbolic Music Emotion Recognition(SMER) is to predict music emotion from symbolic data, such as MIDI and MusicXML. Previous work mainly focused on learning better representation via (mask) language model pre-training but ignored the…

声音 · 计算机科学 2022-01-19 Jibao Qiu , C. L. Philip Chen , Tong Zhang

Emotion Recognition in Conversation (ERC) involves detecting the underlying emotion behind each utterance within a conversation. Effectively generating representations for utterances remains a significant challenge in this task. Recent…

计算与语言 · 计算机科学 2024-04-01 Fangxu Yu , Junjie Guo , Zhen Wu , Xinyu Dai

In this paper, we present our submission to the SemEval-2023 Task~3 "The Competition of Multimodal Emotion Cause Analysis in Conversations", focusing on extracting emotion-cause pairs from dialogs. Specifically, our approach relies on…

计算与语言 · 计算机科学 2024-04-09 Roman Kazakov , Kseniia Petukhova , Ekaterina Kochmar

The purpose of emotion recognition in conversation (ERC) is to identify the emotion category of an utterance based on contextual information. Previous ERC methods relied on simple connections for cross-modal fusion and ignored the…

计算与语言 · 计算机科学 2024-05-29 Haoxiang Shi , Xulong Zhang , Ning Cheng , Yong Zhang , Jun Yu , Jing Xiao , Jianzong Wang

As an essential task in information extraction (IE), Event-Event Causal Relation Extraction (ECRE) aims to identify and classify the causal relationships between event mentions in natural language texts. However, existing research on ECRE…

计算与语言 · 计算机科学 2024-10-08 Zimu Wang , Lei Xia , Wei Wang , Xinya Du

Byte Pair Encoding (BPE) serves as a foundation method for text tokenization in the Natural Language Processing (NLP) field. Despite its wide adoption, the original BPE algorithm harbors an inherent flaw: it inadvertently introduces a…

计算与语言 · 计算机科学 2024-11-14 Haoran Lian , Yizhe Xiong , Jianwei Niu , Shasha Mo , Zhenpeng Su , Zijia Lin , Hui Chen , Peng Liu , Jungong Han , Guiguang Ding

Document-level relation extraction (RE) aims at extracting relations among entities expressed across multiple sentences, which can be viewed as a multi-label classification problem. In a typical document, most entity pairs do not express…

计算与语言 · 计算机科学 2022-05-04 Yang Zhou , Wee Sun Lee

Extracting causal relationships from a medical case report is essential for comprehending the case, particularly its diagnostic process. Since the diagnostic process is regarded as a bottom-up inference, causal relationships in cases…

计算与语言 · 计算机科学 2025-03-04 Sakiko Yahata , Zhen Wan , Fei Cheng , Sadao Kurohashi , Hisahiko Sato , Ryozo Nagai

Existing works on multimodal affective computing tasks, such as emotion recognition, generally adopt a two-phase pipeline, first extracting feature representations for each single modality with hand-crafted algorithms and then performing…

计算与语言 · 计算机科学 2021-12-06 Wenliang Dai , Samuel Cahyawijaya , Zihan Liu , Pascale Fung

Achieving empathy is a crucial step toward humanized dialogue systems. Current approaches for empathetic dialogue generation mainly perceive an emotional label to generate an empathetic response conditioned on it, which simply treat…

计算与语言 · 计算机科学 2023-11-28 Fengyi Fu , Lei Zhang , Quan Wang , Zhendong Mao