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SIMD-based Exact Parallel Fuzzy Dilation Operator for Fast Computing of Fuzzy Spatial Relations
2020
Proceedings of the 2020 Sixth Workshop on Programming Models for SIMD/Vector Processing
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Reverse is an exact and efficient algorithm for the fuzzy dilation operator and PR combines the Reverse algorithm exactness with efficient usage of modern-processor multiple cores using OpenMP. ...
For decades, fuzzy spatial relations have demonstrated their utility and effectiveness for visual reasoning, including semantic annotation and object recognition. ...
Acknowledgements This work was performed using HPC resources from the "Mésocentre" computing center of CentraleSupélec andÉcole Normale Supérieure Paris-Saclay supported by CNRS and RégionÎle-de-France ...
doi:10.1145/3380479.3380482
dblp:conf/ppopp/PierrardCPH20
fatcat:ayfn653tefgfhd7pevc2ak2n2a
Blood vessel segmentation methodologies in retinal images – A survey
2012
Computer Methods and Programs in Biomedicine
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It is commonly accepted by the medical community that automatic quantification of retinal vessels is the first step in the development of a computer-assisted diagnostic system for ophthalmic disorders. ...
Fraz). in relation with diagnosis of hypertension [7], and computerassisted laser surgery [1]. ...
Parallel hardware based implementations The high computational cost of retinal vessel segmentation algorithms and requirements for real-time performance is addressed by parallel hardware based implementation ...
doi:10.1016/j.cmpb.2012.03.009
pmid:22525589
fatcat:t6cjgne6rbckjlj7w7r4ptx6ui
Medical image processing on the GPU – Past, present and future
2013
Medical Image Analysis
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Graphics processing units (GPUs) are used today in a wide range of applications, mainly because they can dramatically accelerate parallel computing, are affordable and energy efficient. ...
In the field of medical imaging, GPUs are in some cases crucial for enabling practical use of computationally demanding algorithms. ...
Conflicts of interest Anders Eklund owns the company Wanderine Consulting, which has done consulting work for the company Accelereyes (the creators of the Matlab GPU interface Jacket). ...
doi:10.1016/j.media.2013.05.008
pmid:23906631
fatcat:vsoek36pb5cuxdcmhlvfojwjuu
User-perspective augmented reality magic lens from gradients
2014
Proceedings of the 20th ACM Symposium on Virtual Reality Software and Technology - VRST '14
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Our stereo algorithm is simple but fast and accurate within its search area. ...
We achieve this by pairing a recent gradient domain image-based rendering method with a novel semi-dense stereo matching algorithm inspired by PatchMatch. ...
B. would like to thank UCSB for the Chancellor's Fellowship award, which provided funding. ...
doi:10.1145/2671015.2671027
dblp:conf/vrst/BaricevicHST14
fatcat:wdmfbxuwyvfwhkfo7u5lh5jehe
Interest Point Detector and Feature Descriptor Survey
[chapter]
2014
Computer Vision Metrics
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The related Hessian-Laplace method [331, 306] also operates on local extrema, using the determinant of the Hessian at multiple scales for spatial localization, and the Laplacian at multiple scales for ...
A few examples of morphological and related operation sequences for interest region detection are shown in Figure 6 -5, and many more can be devised. ...
doi:10.1007/978-1-4302-5930-5_6
fatcat:3jmbq6bpivfqxaq7mcwbs5t2yy
Modelling Relativistic Astrophysics at the Large and Small Scale
[article]
2005
arXiv
pre-print
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The non-thermal acceleration of the electrons is directly related to the ion current channels generated by the two-stream instability and is local in nature. ...
The magnetic energy density reaches a few percent of equipartition. A new acceleration mechanism for electrons in ion-electron collisionless shocks is proposed. ...
Then, the compiler will be able to schedule essentially all operations as SIMD instructions. ...
arXiv:astro-ph/0510292v1
fatcat:utlanasfrzgdzjbidpcust3ncu
Speaker comfort and increase of voice level in lecture rooms
2008
Journal of the Acoustical Society of America
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indicate that all three of these characteristics do affect listeners' percept of a consonant, but not sufficiently to completely account for the percept. ...
The current work identifies acoustic characteristics of reduced 'flaps' and presents phonetic identification data for continua that manipulate these characteristics. ...
Discrete-time algorithms can represent the behaviour of Љmodal objectsЉ without artefacts, exact ͑with precision of finite computer architecture͒, if based on analytical solution, not numeric approximation ...
doi:10.1121/1.2934367
fatcat:xr6gp4ldo5bylnxytx2iumrdmi
Fine‐structure processing, frequency selectivity and speech perception in hearing‐impaired listeners
2008
Journal of the Acoustical Society of America
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indicate that all three of these characteristics do affect listeners' percept of a consonant, but not sufficiently to completely account for the percept. ...
The current work identifies acoustic characteristics of reduced 'flaps' and presents phonetic identification data for continua that manipulate these characteristics. ...
Discrete-time algorithms can represent the behaviour of Љmodal objectsЉ without artefacts, exact ͑with precision of finite computer architecture͒, if based on analytical solution, not numeric approximation ...
doi:10.1121/1.2935148
fatcat:nqyyia5pubamnhqgonegghrudm
A design methodology for 2D sparse NDE arrays using an efficient implementation of refracted-ray TFM
2013
2013 IEEE International Ultrasonics Symposium (IUS)
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One of these technologies takes advantage of the acoustic radiation forces associated with ultrasound standing wave fields to spatially pattern cells within collagen-based hydrogels. ...
Statement of Contribution/Methods To address these challenges, we are developing ultrasound-based technologies to spatially organize cells and extracellular matrix proteins within tissue-engineered constructs ...
The authors acknowledge the ANR and DGA for their support under the project Metactif, grant ANR-11-ASTR-015. ...
doi:10.1109/ultsym.2013.0035
fatcat:th5znfh7y5bklfdbmhb4u6iq2i
Introduction
[chapter]
2016
Music Data Analysis
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The interface between the computer and statistical sciences is increasing, as each discipline seeks to harness the power and resources of the other. ...
This series aims to foster the integration between the computer sciences and statistical, numerical, and probabilistic methods by publishing a broad range of reference works, textbooks, and handbooks. ...
Despite differences in operating methods, there are often no exact boundaries between these groups. ...
doi:10.1201/9781315370996-5
fatcat:avooqogcpnbjngqmzuonil3exq
OASIcs, Volume 16, MEMICS'10, Complete Volume
[article]
2012
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We would also like to thank the anonymous reviewers for their valuable comments.
Acknowledgements ...
Jan Křetínský is a holder of Brno PhD Talent Financial Aid. Acknowledgements This research was supported by the grants of MPO Czech Republic FR-TI1/038 and by the Research Plan MSM No. 0021630528. ...
[6] proposed a GPU implementation of basic morphological operations, such as dilation and erosion. These algorithms are easy to implement in parallel as described in [3] . Jivet et al. ...
doi:10.4230/oasics.memics.2010
fatcat:hufnlt7gu5b4nocfjdcbkhylcy
A coprocessor for fast searching in large databases: Associative Computing Engine
[article]
2016
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For that purpose, this thesis describes the development and prototyping of an associative search coprocessor called ACE: an Associative Computing Engine dedicated to the retrieval of digital information ...
As a matter of fact, information retrieval has changed considerably in recent years with the expansion of the Internet and the advent of always more modern and inexpensive mass storage devices. ...
Software Functionalities for Computers Sorting and searching are the two most important operations related to the management of an Operating System (OS). ...
doi:10.18725/oparu-891
fatcat:fddqtzupefdodgb32znkgqyk5e
A Framework for Optical Inspection Applications in Life-Science Automation
2012
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This thesis presents possible applications for Computer Vision based systems in the field of Laboratory Automation and applicable camera-based, multi-camera-based or flatbed scanner based imaging devices ...
A concept of a software framework for CV applications is developed with respect to hardware compatibility, data processing and user interfaces. An application is implemented using the framework. ...
Communication and synchronization overhead is minimal for SIMD operations, when no communication of intermediate data is required during the computation. ...
doi:10.18453/rosdok_id00001079
fatcat:ejwy6qpyyzh2fl3uwml5hi2neu
Optimized Biosignals Processing Algorithms for New Designs of Human Machine Interfaces on Parallel Ultra-Low Power Architectures
2020
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The last part is dedicated to an exploration of typical modules for the development of optimized ECG-based applications. ...
This is followed by several case studies in the biomedical field, starting with the analysis of a Hand Gesture Recognition, based on the Hyperdimensional Computing algorithm, which allows performing a ...
It features an FPU that can be activated for fast floating-point operations. The ARM Cortex M4 MCU works at an operating frequency of 168 MHz and 1.85 V. ...
doi:10.6092/unibo/amsdottorato/9381
fatcat:kjpnbovoszbdvaipuakhzouzf4
Cognitive mechanisms of categorisation
[article]
2011
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The present findings need to be checked for their generality using related visual stimuli. ...
A set of 34 features are derived for the stimuli, including scales of complexity and preference. ...
The power of the computer metaphor (see Waterman and Hayes-Roth, 1978, for current examples of computer-based cognitive modelling) needs to be balanced by empirically,based analyses of perception and cognition ...
doi:10.26021/7597
fatcat:vjcqu7c6fjcrnmde3uk5by3ihy
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