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Although deep convolutional networks have been widely studied for head and neck (HN) organs at risk (OAR) segmentation, their use for routine clinical treatment planning is limited by a lack of robustness to imaging artifacts, low soft…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Harini Veeraraghavan , Jue Jiang , Sharif Elguindi , Sean L. Berry , Ifeanyirochukwu Onochie , Aditya Apte , Laura Cervino , Joseph O. Deasy

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

Object-based attention is a key component of the visual system, relevant for perception, learning, and memory. Neurons tuned to features of attended objects tend to be more active than those associated with non-attended objects. There is a…

神经元与认知 · 定量生物学 2021-06-09 Jordan Lei , Ari S. Benjamin , Konrad P. Kording

In large language models built upon the Transformer architecture, recent studies have shown that inter-head interaction can enhance attention performance. Motivated by this, we propose Multi-head Explicit Attention (MEA), a simple yet…

机器学习 · 计算机科学 2026-01-28 Runyu Peng , Yunhua Zhou , Demin Song , Kai Lv , Bo Wang , Qipeng Guo , Xipeng Qiu

Given data with noisy labels, over-parameterized deep networks can gradually memorize the data, and fit everything in the end. Although equipped with corrections for noisy labels, many learning methods in this area still suffer overfitting…

机器学习 · 计算机科学 2020-10-19 Bo Han , Gang Niu , Xingrui Yu , Quanming Yao , Miao Xu , Ivor Tsang , Masashi Sugiyama

In text classification, the traditional attention mechanisms usually focus too much on frequent words, and need extensive labeled data in order to learn. This paper proposes a perturbation-based self-supervised attention approach to guide…

计算与语言 · 计算机科学 2023-10-31 Huawen Feng , Zhenxi Lin , Qianli Ma

Recently, it has been demonstrated that the performance of a deep convolutional neural network can be effectively improved by embedding an attention module into it. In this work, a novel lightweight and effective attention method named…

计算机视觉与模式识别 · 计算机科学 2021-07-23 Hu Zhang , Keke Zu , Jian Lu , Yuru Zou , Deyu Meng

We introduce the attention-indexed model (AIM), a theoretical framework for analyzing learning in deep attention layers. Inspired by multi-index models, AIM captures how token-level outputs emerge from layered bilinear interactions over…

机器学习 · 计算机科学 2026-02-03 Fabrizio Boncoraglio , Emanuele Troiani , Vittorio Erba , Lenka Zdeborová

Sequential self-attention models usually rely on additive positional embeddings, which inject positional information into item representations at the input. In the absence of positional signals, the attention block is…

信息检索 · 计算机科学 2026-02-25 Timur Nabiev , Evgeny Frolov

Explainable AI (XAI) has become critical as transformer-based models are deployed in high-stakes applications including healthcare, legal systems, and financial services, where opacity hinders trust and accountability. Transformers…

计算与语言 · 计算机科学 2026-01-22 George Mihaila

Vehicle tracking task plays an important role on the internet of vehicles and intelligent transportation system. Beyond the traditional GPS sensor, the image sensor can capture different kinds of vehicles, analyze their driving situation…

计算机视觉与模式识别 · 计算机科学 2018-11-08 Xu Kang , Bin Song , Jie Guo , Xiaojiang Du , Mohsen Guizani

Block-wise sparse attention offers significant efficiency gains for long-context modeling, yet existing methods often suffer from low selection fidelity and cumulative contextual loss by completely discarding unselected blocks. To address…

计算与语言 · 计算机科学 2026-02-02 Bailin Wang , Dan Friedman , Tao Lei , Chong Wang

The attention mechanism is a core component of the Transformer architecture. Various methods have been developed to compute attention scores, including multi-head attention (MHA), multi-query attention, group-query attention and so on. We…

Attention mechanism has been extensively integrated within mainstream neural network architectures, such as Transformers and graph attention networks. Yet, its underlying working principles remain somewhat elusive. What is its essence? Are…

机器学习 · 计算机科学 2024-12-25 Tianyu Ruan , Shihua Zhang

Visual perception is driven by the focus on relevant aspects in the surrounding world. To transfer this observation to the digital information processing of computers, attention mechanisms have been introduced to highlight salient image…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Nils Körber

Representation-based Siamese networks have risen to popularity in lightweight text matching due to their low deployment and inference costs. While word-level attention mechanisms have been implemented within Siamese networks to improve…

计算与语言 · 计算机科学 2024-04-26 Jianxiang Zang , Hui Liu

Inspired by the human cognitive system, attention is a mechanism that imitates the human cognitive awareness about specific information, amplifying critical details to focus more on the essential aspects of data. Deep learning has employed…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Mohammed Hassanin , Saeed Anwar , Ibrahim Radwan , Fahad S Khan , Ajmal Mian

While self-attention mechanism has shown promising results for many vision tasks, it only considers the current features at a time. We show that such a manner cannot take full advantage of the attention mechanism. In this paper, we present…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Xu Ma , Jingda Guo , Sihai Tang , Zhinan Qiao , Qi Chen , Qing Yang , Song Fu

We propose a novel interactive learning framework which we refer to as Interactive Attention Learning (IAL), in which the human supervisors interactively manipulate the allocated attentions, to correct the model's behavior by updating the…

机器学习 · 计算机科学 2020-06-11 Jay Heo , Junhyeon Park , Hyewon Jeong , Kwang Joon Kim , Juho Lee , Eunho Yang , Sung Ju Hwang

Visual attention mechanisms have proven to be integrally important constituent components of many modern deep neural architectures. They provide an efficient and effective way to utilize visual information selectively, which has shown to be…

计算机视觉与模式识别 · 计算机科学 2019-05-24 Siddhesh Khandelwal , Leonid Sigal