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This paper introduces TINA, a novel framework for implementing non Neural Network (NN) signal processing algorithms on NN accelerators such as GPUs, TPUs or FPGAs. The key to this approach is the concept of mapping mathematical and logic…

性能 · 计算机科学 2024-08-30 Christiaan Boerkamp , Steven van der Vlugt , Zaid Al-Ars

Recent advances in computing such as the massively parallel GPUs (Graphical Processing Units),coupled with the need to store and deliver large quantities of digital data especially images, has brought a number of challenges for Computer…

分布式、并行与集群计算 · 计算机科学 2013-06-07 Kgotlaetsile Mathews Modieginyane , Zenzo Polite Ncube , Naison Gasela

Diffusion models are widely recognized for generating high-quality and diverse images, but their poor real-time performance has led to numerous acceleration works, primarily focusing on UNet-based structures. With the more successful…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Pengtao Chen , Mingzhu Shen , Peng Ye , Jianjian Cao , Chongjun Tu , Christos-Savvas Bouganis , Yiren Zhao , Tao Chen

Optimizing deep learning algorithms currently requires slow, manual derivation, potentially leaving much performance untapped. Methods like FlashAttention have achieved a x6 performance improvement over native PyTorch by avoiding…

机器学习 · 计算机科学 2025-01-22 Vincent Abbott , Gioele Zardini

Diffusion models have excelled in generating natural images and are now being adapted to a variety of data types, including graphs. However, conventional models often rely on Gaussian or categorical diffusion processes, which can struggle…

机器学习 · 计算机科学 2024-10-08 Xinyang Liu , Yilin He , Bo Chen , Mingyuan Zhou

As in various fields like scientific research and industrial application, the computation time optimization is becoming a task that is of increasing importance because of its highly parallel architecture. The graphics processing unit is…

性能 · 计算机科学 2017-10-18 Huichao Hong , Lixin Zheng , Shuwan Pan

In computer vision, the gradient and Laplacian of an image are used in different applications, such as edge detection, feature extraction, and seamless image cloning. Computing the gradient of an image is straightforward since numerical…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Dominique Beaini , Sofiane Achiche , Fabrice Nonez , Olivier Brochu Dufour , Cédric Leblond-Ménard , Mahdis Asaadi , Maxime Raison

It is demonstrated that non-constant kernel solution, that can fit the spatial variations of the kernel can be obtained with minimum computing time. The CPU cost required with this new extension of the image subtraction method is almost the…

天体物理学 · 物理学 2007-05-23 C. Alard

We consider differential Lyapunov and Riccati equations, and generalized versions thereof. Such equations arise in many different areas and are especially important within the field of optimal control. In order to approximate their…

数值分析 · 数学 2018-10-23 Hermann Mena , Lena-Maria Pfurtscheller , Tony Stillfjord

The pyFAI package has been designed to reduce X-ray diffraction images into powder diffraction curves to be further processed by scientists. This contribution describes how to convert an image into a radial profile using the Numpy package,…

天体物理仪器与方法 · 物理学 2014-12-22 Jérôme Kieffer , Giannis Ashiotis

In the last few years, several deep learning models, especially Generative Adversarial Networks have received a lot of attention for the task of Single Image Super-Resolution (SISR). These methods focus on building an end-to-end framework,…

图像与视频处理 · 电气工程与系统科学 2020-10-12 Vibhu Bhatia , Yatender Kumar

Modern deep learning applications urge to push the model inference taking place at the edge devices for multiple reasons such as achieving shorter latency, relieving the burden of the network connecting to the cloud, and protecting user…

分布式、并行与集群计算 · 计算机科学 2019-07-05 Leyuan Wang , Zhi Chen , Yizhi Liu , Yao Wang , Lianmin Zheng , Mu Li , Yida Wang

Computation of bounding boxes is a fundamental problem in high performance rendering, as it is an input to visibility culling and binning operations. In a scene description structured as a tree, clip nodes and blend nodes entail…

图形学 · 计算机科学 2022-05-25 Raph Levien

With the rapid development of in-depth learning, neural network and deep learning algorithms have been widely used in various fields, e.g., image, video and voice processing. However, the neural network model is getting larger and larger,…

分布式、并行与集群计算 · 计算机科学 2019-12-30 Teng Wang , Chao Wang , Xuehai Zhou , Huaping Chen

Convolutional Neural Networks (CNNs) achieve excellent computer-assisted diagnosis with sufficient annotated training data. However, most medical imaging datasets are small and fragmented. In this context, Generative Adversarial Networks…

图像与视频处理 · 电气工程与系统科学 2019-10-10 Changhee Han , Leonardo Rundo , Ryosuke Araki , Yudai Nagano , Yujiro Furukawa , Giancarlo Mauri , Hideki Nakayama , Hideaki Hayashi

Bayesian Neural Networks (BNNs) have been proposed to address the problem of model uncertainty in training and inference. By introducing weights associated with conditioned probability distributions, BNNs are capable of resolving the…

机器学习 · 计算机科学 2018-02-06 Ruizhe Cai , Ao Ren , Ning Liu , Caiwen Ding , Luhao Wang , Xuehai Qian , Massoud Pedram , Yanzhi Wang

We present data structures and algorithms for native implementations of discrete convolution operators over Adaptive Particle Representations (APR) of images on parallel computer architectures. The APR is a content-adaptive image…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Joel Jonsson , Bevan L. Cheeseman , Suryanarayana Maddu , Krzysztof Gonciarz , Ivo F. Sbalzarini

Homogeneous diffusion inpainting can reconstruct missing image areas with high quality from a sparse subset of known pixels, provided that their location as well as their gray or color values are well optimized. This property is exploited…

图像与视频处理 · 电气工程与系统科学 2024-08-13 Niklas Kämper , Vassillen Chizhov , Joachim Weickert

To assess how future progress in gravitational microlensing computation at high optical depth will rely on both hardware and software solutions, we compare a direct inverse ray-shooting code implemented on a graphics processing unit (GPU)…

天体物理仪器与方法 · 物理学 2015-05-19 N. F. Bate , C. J. Fluke , B. R. Barsdell , H. Garsden , G. F. Lewis

We study exact sparse linear regression with an $\ell_0-\ell_2$ penalty and develop a branch-and-bound (BnB) algorithm explicitly designed for GPU execution. Starting from a perspective reformulation, we derive an interval relaxation that…

最优化与控制 · 数学 2026-02-05 Xiang Meng , Ryan Lucas , Rahul Mazumder