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Although event-based cameras are already commercially available. Vision algorithms based on them are still not common. As a consequence, there are few Hardware Accelerators for them. In this work we present some experiments to create FPGA…

Computer Vision and Pattern Recognition · Computer Science 2019-03-11 David Castells-Rufas , Jordi Carrabina

Deep learning-based low-light image enhancers have made significant progress in recent years, with a trend towards achieving satisfactory visual quality while gradually reducing the number of parameters and improving computational…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Nan An , Long Ma , Guangchao Han , Xin Fan , RIsheng Liu

Smoothing filter is the method of choice for image preprocessing and pattern recognition. We present a new concurrent method for smoothing 2D object in binary case. Proposed method provides a parallel computation while preserving the…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-04-01 Ramzi Mahmoudi , Mohamed Akil

The rapid growth of Internet-of-things (IoT) and artificial intelligence applications have called forth a new computing paradigm--edge computing. In this paper, we study the suitability of deploying FPGAs for edge computing from the…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-04-19 Saman Biookaghazadeh , Fengbo Ren , Ming Zhao

The ability to attend to salient regions of a visual scene is an innate and necessary preprocessing step for both biological and engineered systems performing high-level visual tasks (e.g. object detection, tracking, and classification).…

Neural and Evolutionary Computing · Computer Science 2021-06-15 Jamal Lottier Molin , Chetan Singh Thakur , Ralph Etienne-Cummings , Ernst Niebur

Subgraph matching is a basic operation widely used in many applications. However, due to its NP-hardness and the explosive growth of graph data, it is challenging to compute subgraph matching, especially in large graphs. In this paper, we…

Databases · Computer Science 2021-02-25 Xin Jin , Zhengyi Yang , Xuemin Lin , Shiyu Yang , Lu Qin , You Peng

Blind pansharpening addresses the problem of generating a high spatial-resolution multi-spectral (HRMS) image given a low spatial-resolution multi-spectral (LRMS) image with the guidance of its associated spatially misaligned high…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Lantao Yu , Dehong Liu , Hassan Mansour , Petros T. Boufounos

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…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Dominique Beaini , Sofiane Achiche , Fabrice Nonez , Olivier Brochu Dufour , Cédric Leblond-Ménard , Mahdis Asaadi , Maxime Raison

In this paper, we describe the algorithms we implemented in FDPS to make efficient use of accelerator hardware such as GPGPUs. We have developed FDPS to make it possible for many researchers to develop their own high-performance parallel…

Instrumentation and Methods for Astrophysics · Physics 2020-02-12 Masaki Iwasawa , Daisuke Namekata , Keigo Nitadori , Kentaro Nomura , Long Wang , Miyuki Tsubouchi , Junichiro Makino

The Random Phase Approximation (RPA) for correlation energy in the grid-based projector augmented wave (gpaw) code is accelerated by porting to the Graphics Processing Unit (GPU) architecture. The acceleration is achieved by grouping…

Computational Physics · Physics 2013-07-31 Jun Yan , Lin Li , Christopher O'Grady

FPGA overlays are commonly implemented as coarse-grained reconfigurable architectures with a goal to improve designers' productivity through balancing flexibility and ease of configuration of the underlying fabric. To truly facilitate full…

Hardware Architecture · Computer Science 2016-06-22 Ho-Cheung Ng , Cheng Liu , Hayden Kwok-Hay So

This report presents the results of a proposed multi-scale fusion-based single image de-hazing algorithm, which can also be used for underwater image enhancement. Furthermore, the algorithm was designed for very fast operation and minimal…

Computer Vision and Pattern Recognition · Computer Science 2018-08-30 Uche A. Nnolim

Information from an image occurs over multiple and distinct spatial scales. Image pyramid multiresolution representations are a useful data structure for image analysis and manipulation over a spectrum of spatial scales. This paper employs…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Steve T. M. Ataky , Diego Saqui , Jonathan de Matos , Alceu S. Britto , Alessandro L. Koerich

The current state of the art of Simultaneous Localisation and Mapping, or SLAM, on low power embedded systems is about sparse localisation and mapping with low resolution results in the name of efficiency. Meanwhile, research in this field…

Robotics · Computer Science 2019-02-14 Konstantinos Boikos , Christos-Savvas Bouganis

This paper presents efforts to improve the hierarchical parallelism of a two scale simulation code. Two methods to improve the GPU parallel performance were developed and compared. The first used the NVIDIA Multi-Process Service and the…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-15 Jacob Merson , Mark S. Shephard

In-situ LLM inference on end-user devices has gained significant interest due to its privacy benefits and reduced dependency on external infrastructure. However, as the decoding process is memory-bandwidth-bound, the diverse processing…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-11 Jinhui Wei , Ye Huang , Yuhui Zhou , Jiazhi Jiang , Jiangsu Du , Yutong Lu

There is a growing interest in portable MRI (pMRI) systems for point-of-care imaging, particularly in remote or resource-constrained environments. However, the computational complexity of pMRI, especially in image reconstruction and machine…

Hardware Architecture · Computer Science 2025-09-09 Omar Al Habsi , Safa Mohammed Sali , Anis Meribout , Mahmoud Meribout , Saif Almazrouei , Mohamed Seghier

The vast majority of photos taken today are by mobile phones. While their quality is rapidly growing, due to physical limitations and cost constraints, mobile phone cameras struggle to compare in quality with DSLR cameras. This motivates us…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Etienne de Stoutz , Andrey Ignatov , Nikolay Kobyshev , Radu Timofte , Luc Van Gool

Because of the availability of larger datasets and recent improvements in the generative model, more realistic Deepfake videos are being produced each day. People consume around one billion hours of video on social media platforms every…

Hardware Architecture · Computer Science 2022-10-27 Omkar Bhilare , Rahul Singh , Vedant Paranjape , Sravan Chittupalli , Shraddha Suratkar , Faruk Kazi

Image Forgery Localization (IFL) technology aims to detect and locate the forged areas in an image, which is very important in the field of digital forensics. However, existing IFL methods suffer from feature degradation during training…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Yakun Niu , Pei Chen , Lei Zhang , Lei Tan , Yingjian Chen