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CASS: A distributed network clustering algorithm based on structure similarity for large-scale network

Jungrim Kim, Mincheol Shin, Jeongwoo Kim, Chihyun Park, Sujin Lee, Jaemin Woo, Hyerim Kim, Dongmin Seo, Seokjong Yu, Sanghyun Park
2018 PLoS ONE  
Experimental results show that the proposed algorithm can develop more accurate clusters than comparative algorithms with less memory usage.  ...  As the size of networks increases, it is becoming important to analyze large-scale network data. A network clustering algorithm is useful for analysis of network data.  ...  Analysis of running time and memory usage according to network size In this section, we conducted an experiment to present a guideline of the running time and memory usage the proposed method requires  ... 
doi:10.1371/journal.pone.0203670 pmid:30303961 pmcid:PMC6179193 fatcat:5rvc225dovfgfcfyk6qkxisddy

A comparative analysis of media processing component implementations for the Brazilian digital TV middleware

Tiago Henrique Trojahn, Juliano Lucas Gonçalves, Julio Carlos Balzano de Mattos, Luciano Volcan Agostini, Leomar Soares da Rosa Junior
2011 International Journal of Information Technology, Communications and Convergence  
Thus, a common core, named Ginga Common Core (GingaCC) is being developed to provide support for both environments.  ...  Solutions are being investigated for the media processing, one of the main GingaCC components, responsible to decode video, audio and subtitles streams.  ...  Analysis of Results for Computer C These experiments show the efficiency in a quad-core environment.  ... 
doi:10.1504/ijitcc.2011.044642 fatcat:fm6iokhmm5c47amulhi6eg3gdu

Enabling microbiome research on personal devices [article]

Igor Sfiligoi, Daniel McDonald, Rob Knight
2021 arXiv   pre-print
Microbiome studies have recently transitioned from experimental designs with a few hundred samples to designs spanning tens of thousands of samples.  ...  Modern studies such as the Earth Microbiome Project (EMP) afford the statistics crucial for untangling the many factors that influence microbial community composition.  ...  The memory usage limited our tests on the desktop-class Intel Core i7-10700 CPU-based system, which had only 10 GB of avaialble RAM.  ... 
arXiv:2107.05397v1 fatcat:jldzpeanf5fuzgwps472j6vuym

Impact of Network Sharing in Multi-Core Architectures

G. Narayanaswamy, P. Balaji, W. Feng
2008 2008 Proceedings of 17th International Conference on Computer Communications and Networks  
increase significantly, resulting in increased network usage, and (ii) given the increase in intra-node shared-memory communication for processes residing on the same node, the network usage can potentially  ...  Communication middleware such as the Message Passing Interface (MPI) uses the network technology for communicating between processes that reside on different physical nodes, while using shared memory for  ...  For multi-core systems however, the overall memory bandwidth does not change.  ... 
doi:10.1109/icccn.2008.ecp.61 dblp:conf/icccn/NarayanaswamyBF08 fatcat:ula3rll5ejfhvctyq5ymztk5v4

SIFTER-T: A scalable and optimized framework for the SIFTER phylogenomic method of probabilistic protein domain annotation

Danillo C. Almeida-e-Silva, Ricardo Z.N. Vêncio
2015 BioTechniques  
Sasso, and other Laboratory for Biological Information Processing (LabPIB) colleagues for critical discussions. We thank the anonymous reviewers whose valuable contributions improved our work.  ...  module in quad-core machines, as well as a major decrease in memory usage during the realignment phase.  ...  , revised algorithms for best use of disk access, memory usage, and runtime; source-code adaptation to the currently used biological database formats; improved user accessibility; expansion of accepted  ... 
doi:10.2144/000114266 pmid:25757547 fatcat:bzxjpdhfuvh3nlmrw25xfc3ity

Benchmarking Communication in Actor- and Agent-Based Languages [chapter]

Rafael C. Cardoso, Jomi F. Hübner, Rafael H. Bordini
2013 Lecture Notes in Computer Science  
We discuss here a summary of the result for those three experimental scenarios for each of the three languages and the respective result analysis in regards to time, memory, and core usage.  ...  The experiments include an existing benchmark for traditional programming languages as well as two new variants of that benchmark.  ...  ACKNOWLEDGEMENTS We are grateful for the support given by CNPq (grant numbers 307924/2009-2 and 307350/2009-6) and by CAPES.  ... 
doi:10.1007/978-3-642-45343-4_4 fatcat:weeggdzxufeqtgo2wd3gpf676m

Task complexity analysis and QoS management for mapping dynamic video-processing tasks on a multi-core platform

A. H. R. Albers, P. H. N. de With
2011 Journal of Real-Time Image Processing  
By accurately modeling the resource usage for an application, allocation of processing resources on the platform can be based on the actually needed resources instead of a worst-case approach, thereby  ...  Here, we exploit a new and strongly upcoming class of dynamic video applications based on image and content analysis for resource management and control.  ...  Further thanks go to the anonymous reviewers for their constructive comments.  ... 
doi:10.1007/s11554-011-0195-8 fatcat:ls5z7u3krbh6vn5c4dz7p6cdwe

Memory bottlenecks and memory contention in multi-core Monte Carlo transport codes

John R. Tramm, Andrew R. Siegel
2015 Annals of Nuclear Energy  
bottlenecks within multi-core, shared memory architectures.  ...  We have extracted a kernel that executes only the most computationally expensive steps of the Monte Carlo particle transport algorithm -the calculation of macroscopic cross sections -in an effort to expose  ...  Government retains for itself, and others acting on its behalf, a paid-up, nonexclusive, irrevocable worldwide license in said article to reproduce, prepare derivative works, distribute copies to the public  ... 
doi:10.1016/j.anucene.2014.08.038 fatcat:getv4ebtabbgdokn25umo2pgvi

HeteroVisor

Vishal Gupta, Min Lee, Karsten Schwan
2015 SIGPLAN notices  
HeteroVisor is implemented for the Xen hypervisor, with mechanisms that go beyond core scaling to also deal with memory resources, via the online detection of hot memory pages and transparent page migration  ...  Evaluation on an emulated heterogeneous platform uses workload traces from real-world data, demonstrating the ability to provide high on-demand performance while also reducing resource usage for these  ...  Experimental Evaluation Setup Our experimental platform consists of a dual-socket 12 core Intel Westmere server with 12GB DDR3 memory, withheterogeneity emulated as follows.  ... 
doi:10.1145/2817817.2731191 fatcat:lefi7xjfenduvl7uhhvn7h6kgi

HeteroVisor

Vishal Gupta, Min Lee, Karsten Schwan
2015 Proceedings of the 11th ACM SIGPLAN/SIGOPS International Conference on Virtual Execution Environments - VEE '15  
HeteroVisor is implemented for the Xen hypervisor, with mechanisms that go beyond core scaling to also deal with memory resources, via the online detection of hot memory pages and transparent page migration  ...  Evaluation on an emulated heterogeneous platform uses workload traces from real-world data, demonstrating the ability to provide high on-demand performance while also reducing resource usage for these  ...  Experimental Evaluation Setup Our experimental platform consists of a dual-socket 12 core Intel Westmere server with 12GB DDR3 memory, withheterogeneity emulated as follows.  ... 
doi:10.1145/2731186.2731191 dblp:conf/vee/GuptaLS15 fatcat:fduahvnhbjdnnckqvf2gbnk7yu

Using Simple PID Controllers to Prevent and Mitigate Faults in Scientific Workflows

Rafael Ferreira da Silva, Rosa Filgueira, Ewa Deelman, Erola Pairo-Castineira, Ian Michael Overton, Malcolm P. Atkinson
2016 International Conference for High Performance Computing, Networking, Storage and Analysis  
We define, implement, and evaluate simple PID controllers to autonomously manage data and memory usage of a bioinformatics workflow that consumes/produces over 4.4TB of data, and requires over 24TB of  ...  To demonstrate the feasibility of the approach, we tackle two common execution faults of the Big Data era-data storage overload and memory overflow.  ...  This work addresses the memory challenge proposing an in-situ analysis of memory usage, to adapt the number of concurrent tasks executions according to the memory usage required by an application at runtime  ... 
dblp:conf/sc/SilvaFDPOA16 fatcat:ptrebrjhffgcpb3cdmoclwuoiy

A performance and energy analysis of I/O management approaches for exascale systems

Orcun Yildiz, Matthieu Dorier, Shadi Ibrahim, Gabriel Antoniu
2014 Proceedings of the sixth international workshop on Data intensive distributed computing - DIDC '14  
Our experimental results obtained on the French Grid'5000 platform highlight the differences between these three approaches and illustrate in which way various configurations of the application and of  ...  We closely examine three radically different I/O schemes including time partitioning, dedicated cores, and dedicated nodes.  ...  Here, we fixed the number of I/O output frequency to every 5 time steps. KEY RESULTS In this section, we provide an analysis of the experimental results we obtained.  ... 
doi:10.1145/2608020.2608026 dblp:conf/hpdc/YildizDIA14 fatcat:upihkb3zxjhufnlvtuztaexjhi

Blockchain Goes Green? An Analysis of Blockchain on Low-Power Nodes [article]

Dumitrel Loghin, Gang Chen, Tien Tuan Anh Dinh, Beng Chin Ooi, Yong Meng Teo
2019 arXiv   pre-print
Motivated by the massive energy usage of blockchain, on the one hand, and by significant performance improvements in low-power, wimpy systems, on the other hand, we perform an in-depth time-energy analysis  ...  For example, Jetson TX2 nodes achieve around 80% and 30% of the throughput of Parity and Hyperledger, respectively, while using 18x and 23x less energy compared to traditional brawny servers with Intel  ...  For multi-core analysis, we enable all available cores, including virtual cores in systems that support Hyperthreading.  ... 
arXiv:1905.06520v2 fatcat:s2nnp53hfbfazbalyh56i6fkha

Automated Transformation of GPU-Specific OpenCL Kernels Targeting Performance Portability on Multi-Core/Many-Core CPUs [chapter]

Dafei Huang, Mei Wen, Changqing Xun, Dong Chen, Xing Cai, Yuran Qiao, Nan Wu, Chunyuan Zhang
2014 Lecture Notes in Computer Science  
To solve this dilemma, we actively analyze the memory access patterns by using array-access descriptors derived from GPU-specific kernels, which can thus be adapted for CPUs by removing all the unwanted  ...  When adapting GPU-specific OpenCL kernels to run on multi-core/many-core CPUs, coarsening the thread granularity is necessary and thus extensively used.  ...  This requires an automated code analysis that can distinguish between the three usage types, together with automated replacement of local-memory array accesses with the corresponding global-memory array  ... 
doi:10.1007/978-3-319-09873-9_18 fatcat:uv3oeqsov5hexikm3dshib277e

Meta-Analysis Lit Search Screenshots

Jen Whitman
2017 Figshare  
Screenshots from study selection for meta-analysis of working memory training  ...  PDF Full Text Experimental evaluation of near-and far-transfer effects of an adaptive multicomponent working memory training.  ...  analysis shows preliminary evidence of neural target engagement Is a search template an ordinary working memory?  ... 
doi:10.6084/m9.figshare.5151886 fatcat:p5ugfls7tvfitjunoawgaw4c3y
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