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Many stochastic continuous-state dynamical systems can be modeled as probabilistic programs with nonlinear non-polynomial updates in non-nested loops. We present two methods, one approximate and one exact, to automatically compute, without…

We have simulated the three-dimensional Heisenberg model on simple cubic lattices, using the single-cluster Monte Carlo update algorithm. The expected pronounced reduction of critical slowing down at the phase transition is verified. This…

高能物理 - 格点 · 物理学 2009-10-22 Christian Holm , Wolfhard Janke

Memory tiering provides a cost-effective solution to increase memory capacity, utilization, and even bandwidth. Memory tiering relies on system software for memory profiling, detection of frequently accessed pages, and page migration. Such…

操作系统 · 计算机科学 2026-04-15 Xi Wang , Jie Liu , Shuangyan Yang , Jongryool Kim , Pengfei Su , Dong Li

Computational temporal ghost imaging (CTGI) allows the reconstruction of a fast signal from a two dimensional detection with no temporal resolution. High speed spatial modulation is implemented to encode temporal detail of the signal into…

图像与视频处理 · 电气工程与系统科学 2019-07-24 Wenjie Jiang , Xianye Li , Shan Jiang , Yupeng Wang , Zexin Zhang , Guanbai He , Baoqing Sun

AI-driven pulse thermography (PT) has become a crucial tool in non-destructive testing (NDT), enabling automatic detection of hidden anomalies in various industrial components. Current state-of-the-art techniques feed segmentation and depth…

计算机视觉与模式识别 · 计算机科学 2025-01-20 Mohammed Salah , Naoufel Werghi , Davor Svetinovic , Yusra Abdulrahman

Using the classical estimation method of moments, we propose a new semiparametric estimation procedure for multi-parameter copula models. Consistency and asymptotic normality of the obtained estimators are established. By considering an…

统计方法学 · 统计学 2012-01-10 Brahim Brahimi , Abdelhakim Necir

Digital Breast Tomosynthesis (DBT) provides an insight into the fine details of normal fibroglandular tissues and abnormal lesions by reconstructing a pseudo-3D image of the breast. In this respect, DBT overcomes a major limitation of…

计算机视觉与模式识别 · 计算机科学 2013-07-24 Guang Yang , John H. Hipwell , David J. Hawkes , Simon R. Arridge

Partially observable Markov decision processes (POMDPs) are a general mathematical model for sequential decision-making in stochastic environments under state uncertainty. POMDPs are often solved \textit{online}, which enables the algorithm…

人工智能 · 计算机科学 2025-03-26 Yunuo Zhang , Baiting Luo , Ayan Mukhopadhyay , Abhishek Dubey

Finding effective representations for time series data is a useful but challenging task. Several works utilize self-supervised or unsupervised learning methods to address this. However, there still remains the open question of how to…

机器学习 · 计算机科学 2024-03-19 Yuansan Liu , Sudanthi Wijewickrema , Christofer Bester , Stephen O'Leary , James Bailey

We present an alternating least squares type numerical optimization scheme to estimate conditionally-independent mixture models in $\mathbb{R}^n$, without parameterizing the distributions. Following the method of moments, we tackle an…

数值分析 · 数学 2023-08-09 Yifan Zhang , Joe Kileel

The proposed system outlined in this paper is a solution to a use case that requires the autonomous picking of cuboidal objects from an organized or unorganized pile with high precision. This paper presents an efficient method for precise…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Utsav Rai , Hardik Mehta , Vismay Vakharia , Aditya Choudhary , Amit Parmar , Rolif Lima , Kaushik Das

Motivated by recent developments in conformal field theory (CFT), we devise a Quantum Monte Carlo (QMC) method to calculate the moments of the partially transposed reduced density matrix at finite temperature. These are used to construct…

强关联电子 · 物理学 2014-08-08 Chia-Min Chung , Vincenzo Alba , Lars Bonnes , Pochung Chen , Andreas M. Läuchli

Exposure correction is one of the fundamental tasks in image processing and computational photography. While various methods have been proposed, they either fail to produce visually pleasing results, or only work well for limited types of…

计算机视觉与模式识别 · 计算机科学 2019-10-31 Qing Zhang , Yongwei Nie , Wei-Shi Zheng

We propose a fast and accurate 6D object pose estimation from a RGB-D image. Our proposed method is template matching based and consists of three main technical components, PCOF-MOD (multimodal PCOF), balanced pose tree (BPT) and optimum…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Yoshinori Konishi , Kosuke Hattori , Manabu Hashimoto

We introduce a memory- and compute-efficient method for low-communication distributed training. Existing methods reduce communication by performing multiple local updates between infrequent global synchronizations. We demonstrate that their…

机器学习 · 计算机科学 2025-09-29 Anastasiia Filippova , Angelos Katharopoulos , David Grangier , Ronan Collobert

Data augmentation is a powerful technique to enhance the performance of a deep learning task but has received less attention in 3D deep learning. It is well known that when 3D shapes are sparsely represented with low point density, the…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Tuan-Anh Vu , Srinjay Sarkar , Zhiyuan Zhang , Binh-Son Hua , Sai-Kit Yeung

By taking the need for quantum reference frames into account, it is shown that Hilbert-space factorization is a dissipative process requiring on the order of kT to reduce by one bit an observer's uncertainty in the provenance of a…

量子物理 · 物理学 2014-02-07 Chris Fields

In multi-person pose estimation actors can be heavily occluded, even become fully invisible behind another person. While temporal methods can still predict a reasonable estimation for a temporarily disappeared pose using past and future…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Marton Veges , Andras Lorincz

Dense point tracking is a challenging task requiring the continuous tracking of every point in the initial frame throughout a substantial portion of a video, even in the presence of occlusions. Traditional methods use optical flow models to…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Qiaole Dong , Yanwei Fu

Subset-Sum is an NP-complete problem where one must decide if a multiset of $n$ integers contains a subset whose elements sum to a target value $m$. The best-known classical and quantum algorithms run in time $\tilde{O}(2^{n/2})$ and…

量子物理 · 物理学 2022-09-12 Jonathan Allcock , Yassine Hamoudi , Antoine Joux , Felix Klingelhöfer , Miklos Santha
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