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Deep neural networks face many problems in the field of hyperspectral image classification, lack of effective utilization of spatial spectral information, gradient disappearance and overfitting as the model depth increases. In order to…

计算机视觉与模式识别 · 计算机科学 2023-07-14 Guandong Li

This work proposes a Stochastic Variational Deep Kernel Learning method for the data-driven discovery of low-dimensional dynamical models from high-dimensional noisy data. The framework is composed of an encoder that compresses…

机器学习 · 计算机科学 2023-06-28 Nicolò Botteghi , Mengwu Guo , Christoph Brune

We introduce an approach to bias deep generative models, such as GANs and diffusion models, towards generating data with either enhanced fidelity or increased diversity. Our approach involves manipulating the distribution of training and…

机器学习 · 计算机科学 2024-10-07 Shuangqi Li , Chen Liu , Tong Zhang , Hieu Le , Sabine Süsstrunk , Mathieu Salzmann

Robust local feature representations are essential for spatial intelligence tasks such as robot navigation and augmented reality. Establishing reliable correspondences requires descriptors that provide both high discriminative power and…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Haodi Yao , Fenghua He , Ning Hao , Yao Su

Skin cancer is one of the most common types of malignancy, affecting a large population and causing a heavy economic burden worldwide. Over the last few years, computer-aided diagnosis has been rapidly developed and make great progress in…

计算机视觉与模式识别 · 计算机科学 2022-03-31 Yongwei Wang , Yuheng Wang , Tim K. Lee , Chunyan Miao , Z. Jane Wang

This paper proposes an extension of Random Projection Depth (RPD) to cope with multiple modalities and non-convexity on data clouds. In the framework of the proposed method, the RPD is computed in a reproducing kernel Hilbert space. With…

机器学习 · 统计学 2023-09-07 Akira Tamamori

Kernel segmentation aims at partitioning a data sequence into several non-overlapping segments that may have nonlinear and complex structures. In general, it is formulated as a discrete optimization problem with combinatorial constraints. A…

机器学习 · 计算机科学 2022-06-23 Tung Doan , Atsuhiro Takasu

Cross-domain recommendation (CDR) aims to alleviate the data sparsity by transferring knowledge across domains. Disentangled representation learning provides an effective solution to model complex user preferences by separating intra-domain…

信息检索 · 计算机科学 2025-07-24 Yuhan Wang , Qing Xie , Zhifeng Bao , Mengzi Tang , Lin Li , Yongjian Liu

Two fundamental challenges face generative models in engineering applications: the acquisition of high-performing, diverse datasets, and the adherence to precise constraints in generated designs. We propose a novel approach combining…

神经与进化计算 · 计算机科学 2024-05-17 Adam Gaier , James Stoddart , Lorenzo Villaggi , Shyam Sudhakaran

Deep neural networks can be unreliable in the real world when the training set does not adequately cover all the settings where they are deployed. Focusing on image classification, we consider the setting where we have an error distribution…

计算机视觉与模式识别 · 计算机科学 2022-11-21 Sahil Singla , Atoosa Malemir Chegini , Mazda Moayeri , Soheil Feiz

Clustering is a fundamental unsupervised representation learning task with wide application in computer vision and pattern recognition. Deep clustering utilizes deep neural networks to learn latent representation, which is suitable for…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Wenhao Wu , Weiwei Wang , Shengjiang Kong

Deep learning-based crowd counting methods have achieved remarkable progress in recent years. However, in complex crowd scenarios, existing models still face challenges when adapting to significant density distribution differences between…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Yihong Wu , Jinqiao Wei , Xionghui Zhao , Yidi Li , Shaoyi Du , Bin Ren , Nicu Sebe

Nonlinear regression has been extensively employed in many computer vision problems (e.g., crowd counting, age estimation, affective computing). Under the umbrella of deep learning, two common solutions exist i) transforming nonlinear…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Le Zhang , Zenglin Shi , Ming-Ming Cheng , Yun Liu , Jia-Wang Bian , Joey Tianyi Zhou , Guoyan Zheng , Zeng Zeng

Identifying driving styles is the task of analyzing the behavior of drivers in order to capture variations that will serve to discriminate different drivers from each other. This task has become a prerequisite for a variety of applications,…

计算机视觉与模式识别 · 计算机科学 2021-02-12 Sobhan Moosavi , Pravar D. Mahajan , Srinivasan Parthasarathy , Colleen Saunders-Chukwu , Rajiv Ramnath

Many segmentation tasks, such as medical image segmentation or future state prediction, are inherently ambiguous, meaning that multiple predictions are equally correct. Current methods typically rely on generative models to capture this…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Sebastian Gerard , Josephine Sullivan

We introduce data structures for solving robust regression through stochastic gradient descent (SGD) by sampling gradients with probability proportional to their norm, i.e., importance sampling. Although SGD is widely used for large scale…

机器学习 · 计算机科学 2022-07-19 Sepideh Mahabadi , David P. Woodruff , Samson Zhou

While high-capacity AI models have advanced state-of-the-art performance, their practical deployment is often hindered by high inference costs, environmental impact, and a "one-size-fits-all" approach that ignores varying sample complexity.…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Turkoglu Mikael , Bary Tim , Thielens Vincent , Dausort Manon , Macq Benoît

We propose a novel two-stage framework of generative models named Debiasing Kernel-Based Generative Models (DKGM) with the insights from kernel density estimation (KDE) and stochastic approximation. In the first stage of DKGM, we employ KDE…

机器学习 · 统计学 2025-03-31 Tian Qin , Wei-Min Huang

Many current works directly adopt multi-rate depth-wise dilated convolutions to capture multi-scale contextual information simultaneously from one input feature map, thus improving the feature extraction efficiency for real-time semantic…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Haoran Wei , Xu Liu , Shouchun Xu , Zhongjian Dai , Yaping Dai , Xiangyang Xu

Beyond user-item modeling, item-to-item relationships are increasingly used to enhance recommendation. However, common methods largely rely on co-occurrence, making them prone to item popularity bias and user attributes, which degrades…

信息检索 · 计算机科学 2025-12-22 Jingmao Zhang , Zhiting Zhao , Yunqi Lin , Jianghong Ma , Tianjun Wei , Haijun Zhang , Xiaofeng Zhang