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Diffusion models are highly regarded for their controllability and the diversity of images they generate. However, class-conditional generation methods based on diffusion models often focus on more common categories. In large-scale…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Kun Wang , Donglin Di , Tonghua Su , Lei Fan

Despite their success for semantic segmentation, convolutional neural networks are ill-equipped for incremental learning, \ie, adapting the original segmentation model as new classes are available but the initial training data is not…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Zilong Huang , Wentian Hao , Xinggang Wang , Mingyuan Tao , Jianqiang Huang , Wenyu Liu , Xian-Sheng Hua

Deep generative models have garnered significant attention in low-level vision tasks due to their generative capabilities. Among them, diffusion model-based solutions, characterized by a forward diffusion process and a reverse denoising…

计算机视觉与模式识别 · 计算机科学 2025-02-26 Chunming He , Yuqi Shen , Chengyu Fang , Fengyang Xiao , Longxiang Tang , Yulun Zhang , Wangmeng Zuo , Zhenhua Guo , Xiu Li

Recent successes in image synthesis are powered by large-scale diffusion models. However, most methods are currently limited to either text- or image-conditioned generation for synthesizing an entire image, texture transfer or inserting…

计算机视觉与模式识别 · 计算机科学 2023-05-23 Yufei Ye , Xueting Li , Abhinav Gupta , Shalini De Mello , Stan Birchfield , Jiaming Song , Shubham Tulsiani , Sifei Liu

Segmentation stands at the forefront of many high-level vision tasks. In this study, we focus on segmenting finger bones within a newly introduced semi-supervised self-taught deep learning framework which consists of a student network and a…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Ziyuan Zhao , Xiaoman Zhang , Cen Chen , Wei Li , Songyou Peng , Jie Wang , Xulei Yang , Le Zhang , Zeng Zeng

The current literature on sandpile models mainly deals with the abelian sandpile model (ASM) and its variants. We treat a less known - but equally interesting - model, namely Zhang's sandpile. This model differs in two aspects from the ASM.…

数学物理 · 物理学 2009-11-13 Anne Fey , Ronald Meester , Corrie Quant , Frank Redig

Semi-supervised learning has emerged as a promising approach to tackle the challenge of label scarcity in facial expression recognition (FER) task. However, current state-of-the-art methods primarily focus on one side of the coin, i.e.,…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Fan Zhang , Zhi-Qi Cheng , Jian Zhao , Xiaojiang Peng , Xuelong Li

For a very long time, unsupervised learning for anomaly detection has been at the heart of image processing research and a stepping stone for high performance industrial automation process. With the emergence of CNN, several methods have…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Simon Thomine , Hichem Snoussi , Mahmoud Soua

We study the degree distribution of a randomly chosen vertex in a duplication--divergence graph, under a variety of different generalizations of the basic model of Bhan, Galas and Dewey (2002) and V\'azquez, Flammini, Maritan and Vespignani…

概率论 · 数学 2021-06-01 A. D. Barbour , Tiffany Y. Y. Lo

Hierarchical leaf vein segmentation is a crucial but under-explored task in agricultural sciences, where analysis of the hierarchical structure of plant leaf venation can contribute to plant breeding. While current segmentation techniques…

计算机视觉与模式识别 · 计算机科学 2024-05-17 Weizhen Liu , Ao Li , Ze Wu , Yue Li , Baobin Ge , Guangyu Lan , Shilin Chen , Minghe Li , Yunfei Liu , Xiaohui Yuan , Nanqing Dong

Deep learning dominates image classification tasks, yet understanding how models arrive at predictions remains a challenge. Much research focuses on local explanations of individual predictions, such as saliency maps, which visualise the…

计算机视觉与模式识别 · 计算机科学 2025-07-01 James Hinns , David Martens

Knowledge distillation has attracted a great deal of interest recently to compress pre-trained language models. However, existing knowledge distillation methods suffer from two limitations. First, the student model simply imitates the…

计算与语言 · 计算机科学 2023-05-18 Siyue Wu , Hongzhan Chen , Xiaojun Quan , Qifan Wang , Rui Wang

When one wants to train a neural network to perform semantic segmentation, creating pixel-level annotations for each of the images in the database is a tedious task. If he works with aerial or satellite images, which are usually very large,…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Adrien Nivaggioli , Hicham Randrianarivo

There were some errors in paper hep-th/9303018 in formulas 6.1, 6.6, 6.8, 6.11. These errors have been corrected in the present version of this paper. There are also some minor changes in the introduction.

高能物理 - 理论 · 物理学 2009-10-22 Pavel Etingof

We consider affine Markov processes taking values in convex cones. In particular, we characterize all affine processes taking values in an irreducible symmetric cone in terms of certain L\'evy-Khintchine triplets. This is the complete…

Distributional semantics provides multi-dimensional, graded, empirically induced word representations that successfully capture many aspects of meaning in natural languages, as shown in a large body of work in computational linguistics;…

计算与语言 · 计算机科学 2020-03-19 Gemma Boleda

Differentiability of geometric and arithmetic volumes of Hermitian line-bundles leads to the proof of equidistribution results on projective varieties using the variational principle. In this article, we work in the setting of adelic…

数论 · 数学 2024-03-27 Debam Biswas

We give a survey of the theory of affine spheres, emphasizing the convex cases and relationsships to Monge-Ampere equations and geometric structures on manifolds.

微分几何 · 数学 2008-09-09 John Loftin

In this work, we focus on the task of weakly supervised affordance grounding, where a model is trained to identify affordance regions on objects using human-object interaction images and egocentric object images without dense labels.…

计算机视觉与模式识别 · 计算机科学 2025-06-02 Peiran Xu , Yadong Mu

We introduce a two-parameter family of discrepancy measures, termed \emph{$(G,f)$-divergences}, obtained by applying a non-decreasing function $G$ to an $f$-divergence $D_f$. Building on Csisz\'ar's formulation of mutual $f$-information, we…

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