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In this paper, we propose an explanation of representation for self-attention network (SAN) based neural sequence encoders, which regards the information captured by the model and the encoding of the model as graph structure and the…

计算与语言 · 计算机科学 2023-03-15 Sufeng Duan , Hai Zhao

Most state-of-the-art techniques for Language Models (LMs) today rely on transformer-based architectures and their ubiquitous attention mechanism. However, the exponential growth in computational requirements with longer input sequences…

计算与语言 · 计算机科学 2024-11-26 Kaustubh Ponkshe , Venkatapathy Subramanian , Natwar Modani , Ganesh Ramakrishnan

Distantly supervised relation extraction intrinsically suffers from noisy labels due to the strong assumption of distant supervision. Most prior works adopt a selective attention mechanism over sentences in a bag to denoise from wrongly…

计算与语言 · 计算机科学 2019-11-28 Yang Li , Guodong Long , Tao Shen , Tianyi Zhou , Lina Yao , Huan Huo , Jing Jiang

Long-context understanding is crucial for many NLP applications, yet transformers struggle with efficiency due to the quadratic complexity of self-attention. Sparse attention methods alleviate this cost but often impose static, predefined…

计算与语言 · 计算机科学 2025-06-16 Hanzhi Zhang , Heng Fan , Kewei Sha , Yan Huang , Yunhe Feng

In aspect-based sentiment analysis (ABSA), many neural models are equipped with an attention mechanism to quantify the contribution of each context word to sentiment prediction. However, such a mechanism suffers from one drawback: only a…

计算与语言 · 计算机科学 2021-03-08 Jinsong Su , Jialong Tang , Hui Jiang , Ziyao Lu , Yubin Ge , Linfeng Song , Deyi Xiong , Le Sun , Jiebo Luo

Optimizing recommender systems for objectives beyond accuracy, such as diversity, novelty, and personalization, is crucial for long-term user satisfaction. To this end, industrial practitioners have accumulated vast amounts of structured…

信息检索 · 计算机科学 2026-01-28 Yunkai Zhang , Qiang Zhang , Feng Lin , Ruizhong Qiu , Hanchao Yu , Jiayi Liu , Yinglong Xia , Benyu Zhang , Zeyu Zheng , Diji Yang

Despite being the current de-facto models in most NLP tasks, transformers are often limited to short sequences due to their quadratic attention complexity on the number of tokens. Several attempts to address this issue were studied, either…

计算与语言 · 计算机科学 2023-07-19 Amine Abdaoui , Sourav Dutta

As an important part of speech recognition technology, automatic speech keyword recognition has been intensively studied in recent years. Such technology becomes especially pivotal under situations with limited infrastructures and…

机器学习 · 计算机科学 2019-07-11 Ruisen Luo , Tianran Sun , Chen Wang , Miao Du , Zuodong Tang , Kai Zhou , Xiaofeng Gong , Xiaomei Yang

We propose a simple yet robust stochastic answer network (SAN) that simulates multi-step reasoning in machine reading comprehension. Compared to previous work such as ReasoNet which used reinforcement learning to determine the number of…

计算与语言 · 计算机科学 2018-05-16 Xiaodong Liu , Yelong Shen , Kevin Duh , Jianfeng Gao

Although remarkable progress on the neural table-to-text methods has been made, the generalization issues hinder the applicability of these models due to the limited source tables. Large-scale pretrained language models sound like a…

计算与语言 · 计算机科学 2023-01-06 Miao Chen , Xinjiang Lu , Tong Xu , Yanyan Li , Jingbo Zhou , Dejing Dou , Hui Xiong

Transformer has been widely used for self-supervised pre-training in Natural Language Processing (NLP) and achieved great success. However, it has not been fully explored in visual self-supervised learning. Meanwhile, previous methods only…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Zhaowen Li , Zhiyang Chen , Fan Yang , Wei Li , Yousong Zhu , Chaoyang Zhao , Rui Deng , Liwei Wu , Rui Zhao , Ming Tang , Jinqiao Wang

The Transformer architecture model, based on self-attention and multi-head attention, has achieved remarkable success in offline end-to-end Automatic Speech Recognition (ASR). However, self-attention and multi-head attention cannot be…

计算与语言 · 计算机科学 2022-10-03 Chendong Zhao , Jianzong Wang , Wen qi Wei , Xiaoyang Qu , Haoqian Wang , Jing Xiao

Schizophrenia is a debilitating, chronic mental disorder that significantly impacts an individual's cognitive abilities, behavior, and social interactions. It is characterized by subtle morphological changes in the brain, particularly in…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Nagur Shareef Shaik , Teja Krishna Cherukuri , Vince Calhoun , Dong Hye Ye

Spoken language understanding (SLU) is an essential component in conversational systems. Most SLU component treats each utterance independently, and then the following components aggregate the multi-turn information in the separate phases.…

计算与语言 · 计算机科学 2017-12-12 Po-Chun Chen , Ta-Chung Chi , Shang-Yu Su , Yun-Nung Chen

Autoregressive language models (LMs) generate one token at a time, yet human reasoning operates over higher-level abstractions - sentences, propositions, and concepts. This contrast raises a central question- Can LMs likewise learn to…

Multimodal sentiment analysis has attracted increasing attention with broad application prospects. The existing methods focuses on single modality, which fails to capture the social media content for multiple modalities. Moreover, in…

多媒体 · 计算机科学 2022-05-11 Ashima Yadav , Dinesh Kumar Vishwakarma

Current state-of-the-art semantic role labeling (SRL) uses a deep neural network with no explicit linguistic features. However, prior work has shown that gold syntax trees can dramatically improve SRL decoding, suggesting the possibility of…

计算与语言 · 计算机科学 2018-11-13 Emma Strubell , Patrick Verga , Daniel Andor , David Weiss , Andrew McCallum

This paper proposes an attention module augmented relational network called SARN(Sequential Attention Relational Network) that can carry out relational reasoning by extracting reference objects and making efficient pairing between objects.…

机器学习 · 计算机科学 2018-11-02 Jinwon An , Sungwon Lyu , Sungzoon Cho

Document understanding remains a significant challenge for multimodal large language models (MLLMs). While previous research has primarily focused on locating evidence pages through precise multimodal queries, our work investigates a…

计算与语言 · 计算机科学 2025-06-30 Chang Liu , Hongkai Chen , Yujun Cai , Hang Wu , Qingwen Ye , Ming-Hsuan Yang , Yiwei Wang

Medical image segmentation is a fundamental task for medical image analysis and surgical planning. In recent years, UNet-based networks have prevailed in the field of medical image segmentation. However, convolution-neural networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Xin You , Junjun He , Jie Yang , Yun Gu