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The recent integration of attention mechanisms into segmentation networks improves their representational capabilities through a great emphasis on more informative features. However, these attention mechanisms ignore an implicit sub-task of…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Zilong Zhong , Zhong Qiu Lin , Rene Bidart , Xiaodan Hu , Ibrahim Ben Daya , Zhifeng Li , Wei-Shi Zheng , Jonathan Li , Alexander Wong

The Transformer architecture, despite its widespread success, struggles with long-context scenarios due to quadratic computation and linear memory growth. While various linear attention variants mitigate these efficiency constraints by…

机器学习 · 计算机科学 2025-10-02 Yuqi Pan , Yongqi An , Zheng Li , Yuhong Chou , Ruijie Zhu , Xiaohui Wang , Mingxuan Wang , Jinqiao Wang , Guoqi Li

We propose a synthetic reasoning task, LEGO (Learning Equality and Group Operations), that encapsulates the problem of following a chain of reasoning, and we study how the Transformer architectures learn this task. We pay special attention…

机器学习 · 计算机科学 2023-02-21 Yi Zhang , Arturs Backurs , Sébastien Bubeck , Ronen Eldan , Suriya Gunasekar , Tal Wagner

In this study, we propose the global context guided channel and time-frequency transformations to model the long-range, non-local time-frequency dependencies and channel variances in speaker representations. We use the global context…

音频与语音处理 · 电气工程与系统科学 2020-09-10 Wei Xia , John H. L. Hansen

It has been proposed that, when processing a stream of events, humans divide their experiences in terms of inferred latent causes (LCs) to support context-dependent learning. However, when shared structure is present across contexts, it is…

Self-attention in Transformers relies on globally normalized softmax weights, causing all tokens to compete for influence at every layer. When composed across depth, this interaction pattern induces strong synchronization dynamics that…

机器学习 · 计算机科学 2026-05-26 Jingkun Liu , Yisong Yue , Max Welling , Yue Song

Multimodal models like CLIP have gained significant attention due to their remarkable zero-shot performance across various tasks. However, studies have revealed that CLIP can inadvertently learn spurious associations between target…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Wei Jie Yeo , Rui Mao , Moloud Abdar , Erik Cambria , Ranjan Satapathy

Fully convolutional neural networks (F-CNNs) have set the state-of-the-art in image segmentation for a plethora of applications. Architectural innovations within F-CNNs have mainly focused on improving spatial encoding or network…

计算机视觉与模式识别 · 计算机科学 2018-06-11 Abhijit Guha Roy , Nassir Navab , Christian Wachinger

The attention mechanism within the transformer architecture enables the model to weigh and combine tokens based on their relevance to the query. While self-attention has enjoyed major success, it notably treats all queries $q$ in the same…

机器学习 · 计算机科学 2024-11-21 Xuechen Zhang , Xiangyu Chang , Mingchen Li , Amit Roy-Chowdhury , Jiasi Chen , Samet Oymak

The transformer architecture has catalyzed revolutionary advances in language modeling. However, recent architectural recipes, such as state-space models, have bridged the performance gap. Motivated by this, we examine the benefits of…

机器学习 · 计算机科学 2024-07-09 Mingchen Li , Xuechen Zhang , Yixiao Huang , Samet Oymak

Monocular depth estimation and semantic segmentation are two fundamental goals of scene understanding. Due to the advantages of task interaction, many works study the joint task learning algorithm. However, most existing methods fail to…

计算机视觉与模式识别 · 计算机科学 2021-09-02 Tianxiao Gao , Wu Wei , Zhongbin Cai , Zhun Fan , Shane Xie , Xinmei Wang , Qiuda Yu

We explore the task of language-guided video segmentation (LVS). Previous algorithms mostly adopt 3D CNNs to learn video representation, struggling to capture long-term context and easily suffering from visual-linguistic misalignment. In…

计算机视觉与模式识别 · 计算机科学 2024-01-22 Chen Liang , Wenguan Wang , Tianfei Zhou , Jiaxu Miao , Yawei Luo , Yi Yang

Recently, Transformers have shown promising performance in various vision tasks. To reduce the quadratic computation complexity caused by the global self-attention, various methods constrain the range of attention within a local region to…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Sitong Wu , Tianyi Wu , Haoru Tan , Guodong Guo

A striking property of transformers is their ability to perform in-context learning (ICL), a machine learning framework in which the learner is presented with a novel context during inference implicitly through some data, and tasked with…

机器学习 · 计算机科学 2024-05-29 Liam Collins , Advait Parulekar , Aryan Mokhtari , Sujay Sanghavi , Sanjay Shakkottai

Nowadays, pre-trained sequence-to-sequence models such as BERTSUM and BART have shown state-of-the-art results in abstractive summarization. In these models, during fine-tuning, the encoder transforms sentences to context vectors in the…

计算与语言 · 计算机科学 2022-02-24 Sung-Guk Jo , Jeong-Jae Kim , Byung-Won On

This paper investigates the role of global context for crowd counting. Specifically, a pure transformer is used to extract features with global information from overlapping image patches. Inspired by classification, we add a context token…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Guolei Sun , Yun Liu , Thomas Probst , Danda Pani Paudel , Nikola Popovic , Luc Van Gool

Efficiently handling long contexts in transformer-based language models with low perplexity is an active area of research. Numerous recent approaches like Linformer, Longformer, Performer, and Structured state space models (SSMs)., have not…

机器学习 · 计算机科学 2025-04-22 Sushant Singh , Ausif Mahmood

Convolutional neural networks have spatial representations which read patterns in the vision tasks. Squeeze and excitation links the channel wise representations by explicitly modeling on channel level. Multi layer perceptrons learn global…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Mahendran N

The latent representation in learned image compression encompasses channel-wise, local spatial, and global spatial correlations, which are essential for the entropy model to capture for conditional entropy minimization. Efficiently…

图像与视频处理 · 电气工程与系统科学 2025-10-29 Wei Jiang , Jiayu Yang , Yongqi Zhai , Feng Gao , Ronggang Wang

Normalization layers have been shown to improve convergence in deep neural networks, and even add useful inductive biases. In many vision applications the local spatial context of the features is important, but most common normalization…

计算机视觉与模式识别 · 计算机科学 2020-05-12 Anthony Ortiz , Caleb Robinson , Dan Morris , Olac Fuentes , Christopher Kiekintveld , Md Mahmudulla Hassan , Nebojsa Jojic