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A Practical Acceleration Algorithm for Real-Time Imaging

U. Sumbul, J.M. Santos, J.M. Pauly
2009 IEEE Transactions on Medical Imaging  
A practical acceleration algorithm for real-time magnetic resonance imaging (MRI) is presented. Neither separate training scans nor embedded training samples are used.  ...  The Kalman filter based algorithm provides a fast and causal reconstruction of dynamic MRI acquisitions with arbitrary readout trajectories.  ...  In this paper, we modify the Kalman algorithm with a real-time imaging focus.  ... 
doi:10.1109/tmi.2009.2030474 pmid:19709964 pmcid:PMC3155727 fatcat:s5sfvcdzafdjjd4cqaxljderk4

Sub-30 ms real-time, free-breathing cardiac imaging with SPIRiT

Samuel T Ting, Yu Ding, Shivraman Giri, Ning Jin, Orlando P Simonetti, Rizwan Ahmad
2014 Journal of Cardiovascular Magnetic Resonance  
Combined with Variable density Incoherent Spatio-Temporal Acquisition (VISTA, [1]), SPIRiT [2] reconstruction can provide an avenue for highly accelerated real-time, free-breathing cardiac imaging.  ...  a pathway to practical clinical application.  ...  Results Conclusions Combined with VISTA and spatiotemporal regularization, the FISTA implementation of SPIRiT can provide a practical avenue for highly accelerated, real-time, freebreathing cardiac imaging  ... 
doi:10.1186/1532-429x-16-s1-w2 pmcid:PMC4045711 fatcat:5mxuazukwzbmtoqtiovbhafoce

High-speed Recognition Algorithm Based on BRISK and Saliency Detection for Aerial Images

Xiao Tengjiao, Zhao Danpei, Shi Jun, Lu Ming
2013 2013 Third International Conference on Intelligent System Design and Engineering Applications  
the matching time, satisfying real-time demand.  ...  A fast ground object recognition method for aerial images, taking airports, oil depots, harbors, etc., as research objects, is proposed in this study based on BRISK and the visual saliency detection.  ...  ACKNOWLEDGMENT This study is supported by a grant from the Natural Science Foundation of China (No. 61071137) and National Basic Research Program of China (No. 2010CB327900).  ... 
doi:10.1109/isdea.2012.194 fatcat:6c3j562acvaghiwvej75chw7g4

High-Speed Recognition Algorithm Based on BRISK and Saliency Detection for Aerial Images

Teng-Jiao Xiao, Dan-Pei Zhao, Jun Shi, Ming Lu
2013 Research Journal of Applied Sciences Engineering and Technology  
the matching time, satisfying real-time demand.  ...  A fast ground object recognition method for aerial images, taking airports, oil depots, harbors, etc., as research objects, is proposed in this study based on BRISK and the visual saliency detection.  ...  ACKNOWLEDGMENT This study is supported by a grant from the Natural Science Foundation of China (No. 61071137) and National Basic Research Program of China (No. 2010CB327900).  ... 
doi:10.19026/rjaset.5.4221 fatcat:b2drmbr4enh5xclyzusv25coui

3D Pseudo Stereo Visualization with Gpgpu Support [article]

Anas M. Al-Oraiqat, Sergii A. Zori
2020 arXiv   pre-print
Respectively with these results of 4K content test on evaluation systems with a GPU the acceleration average of 60.6 and 6.9 times is obtained for images and videos.  ...  This article discusses the study of a computer system for creating 3D pseudo-stereo images and videos using hardware and software support for accelerating a synthesis process based on General Purpose Graphics  ...  The average practical acceleration of the 3D pseudo-stereo synthesis process on a test stand using the NVidia GeForce GTX 1050 GPU was about 60.6 and 6.9 times for images and videos, respectively.  ... 
arXiv:2009.09501v1 fatcat:76cocrvgtrhlff4tuc7zn4d32i

500-fps face tracking system

Idaku Ishii, Tomoki Ichida, Qingyi Gu, Takeshi Takaki
2012 Journal of Real-Time Image Processing  
In this paper, we propose a high-speed vision system that can be applied to real-time face tracking at 500 fps using GPU acceleration of a boosting-based face tracking algorithm.  ...  The improved boosting-based face tracking algorithm is implemented on a GPU-based high-speed vision platform, and face tracking can be executed in real time at 500 fps for an 8-bit color image of 512 9  ...  Introduction Face detection is a basic image processing technology for detecting and localizing human faces in images [1] , and many types of face detection algorithms have been proposed in the 1990s,  ... 
doi:10.1007/s11554-012-0255-8 fatcat:w7mpjg7qdjb3vd7abbd46rvihi

3D Alternating Direction TV-Based Cone-Beam CT Reconstruction with Efficient GPU Implementation

Ailong Cai, Linyuan Wang, Hanming Zhang, Bin Yan, Lei Li, Xiaoqi Xi, Min Guan, Jianxin Li
2014 Computational and Mathematical Methods in Medicine  
The iteration for this algorithm is simple but convergent. The simulation and real CT data reconstruction results indicate that the proposed algorithm is both fast and accurate.  ...  The runtime for the new 3D algorithm is about 6.8 seconds per loop with the image size of256×256×256and 36 projections of the size of512×512.  ...  The reconstruction qualities of the proposed algorithm for simulation data and real data are both satisfying and are potential to be put into practical use.  ... 
doi:10.1155/2014/982695 pmid:25045400 pmcid:PMC4089849 fatcat:q3aooknkszhnjkmicbjioqwada

A system on chip-based real-time tracking system for amphibious spherical robots

Shuxiang Guo, Shaowu Pan, Xiaoqiong Li, Liwei Shi, Pengyi Zhang, Ping Guo, Yanlin He
2017 International Journal of Advanced Robotic Systems  
Aiming at vision applications of our amphibious spherical robot, a real-time detection and tracking system adopting Gaussian background model and compressive tracking algorithm was designed and implemented  ...  And customized image accelerators were deployed on the field programmable gate array subsystem to speed up the timeconsuming processes of visual algorithms.  ...  Funding The author(s) disclosed receipt of the following financial support for the research, authorship and/or publication of this article: This work was supported by National Natural Science  ... 
doi:10.1177/1729881417716559 fatcat:mezol6kpxrfkvcwb3jcwwnujqy

Real-time mosaicking for infrared videos from an oblique sweeping camera

Jiazhen Lu, Fangde Sun, Jing Dong, Songlai Han, Ang Su
2020 Chinese Journal of Aeronautics  
In this paper, we propose a novel and practical algorithm for real-time infrared video mosaicking.  ...  Based on the proposed fast template matching algorithm and fine registration algorithm, we develop a practical real-time mosaicking approach which can produce seamless mosaic image highly efficiently.  ...  Motivated by the limits of the existing methods and practical demands, we propose a novel and practical method for mosaicking the infrared videos in real time.  ... 
doi:10.1016/j.cja.2020.03.033 fatcat:jlagwmllhvc75mt42bdpjjomei

Increase the Processing Speed on Slam by Raspberry PI

Nguyen Le, Phan Huynh
2019 International Journal of Computer Applications  
SLAM algorithm is very important in the process of building maps for robots, the speed of building maps affects much from algorithms, hardware speed, image resolution.  ...  The integration on raspberry pi increases the flexibility of building a robot model, but the speed of raspberry pi is not high, so we propose a method of speeding up by building a vector model for the  ...  The acceleration makes it possible to use SLAM for mobile robots with raspberry pi in real time, so we can put into practice many other integrated applications.  ... 
doi:10.5120/ijca2019919662 fatcat:coe5shywvrhhdobhsxdkdv4bey

Special issue on real-time color image processing

M. Emre Celebi, Bogdan Smolka, Gerald Schaefer
2015 Journal of Real-Time Image Processing  
In ''An Adaptive Dynamic Range Compression with Local Contrast Enhancement Algorithm for Real-Time Color Image Enhancement,'' Tsai and Huang propose a fast color image enhancement method that uses dynamic  ...  As a result, the development of computationally practical methods for color image processing has become an important research area.  ... 
doi:10.1007/s11554-015-0506-6 fatcat:yc65ssxd3vdflasgshooc66yb4

تصور استريو ثلاثي الأبعاد غير حقيقي مع دعم وحدة معالجة الرسومات للأغراض العامة

أنس محمد العريقات أنس محمد العريقات
2020 journal of King Abdulaziz University Computing and Information Technology Sciences  
The average practical acceleration of the 3D pseudo-stereo synthesis process on a test stand using the NVidia GeForce GTX 1050 GPU was about 60.6 and 6.9 times for images and videos, respectively.  ...  In [4] , it is argued that the best way for image based 2D-to-3D conversion is to use a specialized real-time 3D rendering processor for 2D-to-3D conversion on stereoscopic displays based on a block-based  ... 
doi:10.4197/comp.9-2.6 fatcat:egbf7lqczjgvtf7h73arv4xzeu

A High Performance SURF Image Feature Detecting System Based on ZYNQ

WEIJIE CAI, ZHENGHUI XU, ZIQI LI
2017 DEStech Transactions on Computer Science and Engineering  
In this paper, a power-efficient and real-time image feature detecting system is implemented, which is based on the Speeded-Up Robust Feature (SURF) algorithm.  ...  The system meets the real-time and low-power requirements of embedded devices, with great practical value.  ...  The SURF image feature detecting system has advantages, like real-time, power-efficient, high portability and practical application value.  ... 
doi:10.12783/dtcse/cii2017/17261 fatcat:cqyqrbtjerb27kao42f6km4c6a

Journal of real-time image processing: first issue of volume 12

Nasser Kehtarnavaz, Matthias F. Carlsohn
2016 Journal of Real-Time Image Processing  
The implementations are tested using real images of brain vessels and a synthetic MRI brain image.  ...  The eighth paper by Correa et al. is entitled ''Complexity scalability for real-time HEVC encoders.''  ... 
doi:10.1007/s11554-016-0598-7 fatcat:dgdechfh5reithirvi2ptghrta

GPU Accelerated 2D and 3D Image Processing

Anca Morar, Florica Moldoveanu, Alin Moldoveanu, Oana Balan, Victor Asavei
2017 Proceedings of the 2017 Federated Conference on Computer Science and Information Systems  
Also, real computing times are provided for several algorithms in order to point out the actual performance gain of using the GPU over CPU.  ...  A theoretic comparison between the complexity for CPU (Central Processing Unit) and GPU implementations of image processing algorithms is given.  ...  [4] perform a real-time GPUbased generation of the saliency map for a given image. Lee et al.  ... 
doi:10.15439/2017f265 dblp:conf/fedcsis/MorarMMBA17 fatcat:ihqodwpizvdbbolbttehmgs3me
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