Filters








235 Hits in 12.3 sec

Evolutionary algorithms and their application to optimal control studies

D. Zeidler, S. Frey, K.-L. Kompa, M. Motzkus
2001 Physical Review A. Atomic, Molecular, and Optical Physics  
Proch, and M. Motzkus, Appl. Phys. B 70, S125-S131 (2000) 2. "Optimal control of one-and two-photon transitions with shaped femtosecond pulses and feedback", T.  ...  Erste zeitaufgelöste Experimente wurden vorgestellt. controlling the liquid crystal mask affords a means of acquiring physical knowledge from the retrieved optimal electric fields.  ...  In this special optimization case and with this special parametrization a simple algorithm like a Gauss-Seidel strategy [112] should have been sufficient and should have found the optimal solution within  ... 
doi:10.1103/physreva.64.023420 fatcat:7vqycsnof5fvjkh4l7m7vqlzl4

Heuristic Algorithm for Efficient Data Retrieval Scheduling in the Multichannel Wireless Broadcast Environments

A. Porselvi, S.Brindha Devi
2015 International Journal of Computer Applications Technology and Research  
We will assume that the ciphertext implicitly contains A.[17] Key Generation (MK, S): The key generation algorithm takes as input the master key MK and a set of attributes S that describe the key.  ...  Setup: The setup algorithm takes no input other than the implicit security parameter. It outputs the public parameters PK and a master key MK.  ...  Parametric sigmoid functions are used for the enhancement. Furthermore, AACS is used to optimize the visual factor of image and thus ascertaining the parametric required for enhancement.  ... 
doi:10.7753/ijcatr0405.1001 fatcat:7xpnnpep5vd7hcrmcjr4fvpnq4

An overview of the holographic display related tasks within the European 3DTV Project

Levent Onural, Haldun M. Ozaktas, Elena Stoykova, Atanas Gotchev, John Watson, John T. Sheridan, Frank Wyrowski
2006 Photon Management II  
Synthesis of high-resolution computer generated holograms with high spatial frequency content, using fast algorithms, is crucial.  ...  Successful solutions to this problem will benefit from proper utilization and adaptation of signal processing tools like waveletes, fresnelets, chirplets, and atomic decompositions and various optimization  ...  Such approaches may involve shifting, tilting, modulating, masking, and parametrically transforming the original signal.  ... 
doi:10.1117/12.668540 fatcat:37qy2pjbb5bljph3dcotepal3y

Surveillance on Manycasting Over Optical Burst Switching (OBS) Networks under Secure Sparse Regeneration

C.Veera lakshmi
2013 IOSR Journal of Electronics and Communication Engineering  
There are two algorithms MCM-SPT and MCM-DM required for manycasting to resolve the multiconstraint QoS drawback.  ...  Using1).RSA algorithms, data level security is provided and using 2).certificate authentication, link level security is provided.  ...  Also the author would like to thank reviewers for their valuable comments to improve the quality of the paper.  ... 
doi:10.9790/2834-0460108 fatcat:5qasfbq4n5cbpln42h3pa3cucq

Defense Advanced Research Projects Agency (Darpa) Fiscal Year 2016 Budget Estimates

Department Of Defense Comptroller's Office
2015 Zenodo  
-Develop compiler algorithms supporting communication-avoiding optimization, concepts for optimizing parallel codes and language-based auto-tuning.  ...  -Designed pump and seed lasers for optical parametric chirped pulse amplification for improved X-ray generation efficiency in the water window spectral region.  ... 
doi:10.5281/zenodo.1215366 fatcat:cqn5tyfixjanzp5x3tgfkpedri

Protocols and characterization data for 2D, 3D, and slice-based tumor models from the PREDECT project

Ronald de Hoogt, Marta F. Estrada, Suzana Vidic, Emma J. Davies, Annika Osswald, Michael Barbier, Vítor E. Santo, Kjersti Gjerde, Hanneke J. A. A. van Zoggel, Sami Blom, Meng Dong, Katja Närhi (+9 others)
2017 Scientific Data  
Methods The methods section contains step-by-step protocols of the methods established and validated by the PREDECT consortium, starting with cultivation protocols and ending with analytical methods.  ...  The slices capture the native tumor microenvironment and any tumor heterogeneity that may exist and, as with the 2D and 3D models, were preserved as TMAs 9 .  ...  in TMA construction and IHC.  ... 
doi:10.1038/sdata.2017.170 pmid:29160867 pmcid:PMC5697359 fatcat:j23rzci6x5erfhqaizgb2p4aoe

Defense Advanced Research Projects Agency (Darpa) Fiscal Year 2015 Budget Estimates

Department Of Defense Comptroller's Office
2014 Zenodo  
DARPA seeks to improve the analysis of large neural data sets by creating interfaces that will allow researchers to generate new models across multiple scales.  ...  The budget request details the proposed investments $80 million to develop new sets of tools for imaging and analytics of neural and synaptic brain activities that will improve diagnosis and care of wounded  ...  -Develop compiler algorithms supporting communication-avoiding optimization, concepts for optimizing parallel codes and language-based auto-tuning.  ... 
doi:10.5281/zenodo.1215345 fatcat:fjzhmynqjbaafk67q2ckcblj2m

Cross-layer Optimization for Next Generation Wi-Fi [article]

Getachew Redieteab
2013 arXiv   pre-print
The aim of these studies was to evaluate the 'real' gains of MU-MIMO solutions (accounting for PHY+MAC) over SU-MIMO solutions and not the generally accepted ones.  ...  During this thesis we have studied cross-layer optimization techniques, with a focus on the IEEE 802.11ac standard.  ...  simulation parametersLow Power Cross-layer Optimization for Future WLANs146The reference refreshment cycles of sensor networks and industrial process automation are 10 to 60 s and 0.1 to 10 s (resp.)  ... 
arXiv:1301.4691v1 fatcat:5ixvhce2djhoxmzyeyml3fspza

Physical Principles and Visual-OMP Software for Optimal PCR Design [chapter]

John SantaLucia
2007 Msphere  
The physical principles of DNA hybridization and folding are described within the context of how they are important for designing optimal PCRs.  ...  Seven-state model for hybridization (AB match) with competing equilibria for unimolecular folding (A F and B F ), homodimers (A 2 and B 2 ), and mismatch hybridization (AB mismatch).  ...  The authors thank Katre Palm for a valuable help with English grammar.  ... 
doi:10.1007/978-1-59745-528-2_1 pmid:17951788 fatcat:tghqvlsslzcspmi673q4m4q32m

A Model for Online Interactive Remote Education for Medical Physics Using the Internet

Milton K Woo, Kwan-Hoong Ng
2003 Journal of Medical Internet Research  
In addition, optimized IMRT plans are compared against static conformal plans with optimized field shapes generated with an automated dose-based conformal shaping algorithm.  ...  This algorithm combines Monte Carlo dose calculation with simulated annealing optimisation to obtain the optimal solution for a given objective function.  ...  The Standardization required by the MQSA and ACR guide-lines have provided improved image quality with concurrent reduction in radiation exposure to breast tissue.  ... 
doi:10.2196/jmir.5.1.e3 pmid:12746208 pmcid:PMC1550549 fatcat:tsyf45yusza2jiglkq62rgo3qm

Deep Learning for Image and Point Cloud Fusion in Autonomous Driving: A Review [article]

Yaodong Cui, Ren Chen, Wenbo Chu, Long Chen, Daxin Tian, Ying Li, Dongpu Cao
2020 arXiv   pre-print
Therefore, autonomous vehicles are equipped with a suite of different sensors to ensure robust, accurate environmental perception.  ...  Finally, we identified gaps and over-looked challenges between current academic researches and real-world applications.  ...  To begin with, LiDAR and camera have different refresh rates, and each sensor has its original time source.  ... 
arXiv:2004.05224v2 fatcat:6dgjxdnx5baxxaohfwec7idoi4

Conference Digest

2020 2020 IEEE Aerospace Conference  
of measuring Martian air temperature, wind speed, atmospheric pressure, and local magnetic fields.  ...  The Auxiliary Payload Sensor Suite (APSS), a collection of environmental sensors carried by the Interior exploration using Seismic Investigations, Geodesy, and Heat Transport (InSight) lander, is capable  ...  to generate solutions offline.  ... 
doi:10.1109/aero47225.2020.9172613 fatcat:ioqf5ijrx5gvffu3ls34aa2nsq

Quantum-Computation and Applications

Bhupesh Bishnoi
2020 Zenodo  
The computing algorithms also change with the underline variety of physical systems and the possibility of encoding the information in the quantum systems compared to the ordinary classical computers because  ...  And the re-emergence of that quest with the sunset of Moore's law in the current decade.  ...  First, although one can generally identify a candidate solution and confirm that it is better than a previous solution, knowing (or proving) that the solution is optimal is generally not possible.  ... 
doi:10.5281/zenodo.3890151 fatcat:4odapjgxcjavpchup27642mhtu

Fault tolerant electronic system design

Boyang Du, Luca Sterpone
2017 2017 IEEE International Test Conference (ITC)  
With data from simulation-based fault injection campaign on both LEON3 and miniMIPS processor with several benchmark applications, the proposed CFC module proved to be a non-intrusive, effective way for  ...  Avoiding the huge hardware overhead caused by TMR if applied at system level (>200%), solutions have been proposed to firstly detect the CFE either with extra instructions inserted into software or an  ...  Luca Sterpone and Prof. Matteo Sonza Reorda for providing  ... 
doi:10.1109/test.2017.8242080 dblp:conf/itc/DuS17 fatcat:fyonsldknjcutb5p2hiq6brcd4

Near-Infrared Neuroimaging with NinPy

Gary Strangman
2009 Frontiers in Neuroinformatics  
Keywords: near-infrared spectroscopy, python, NIRS, diffuse optical tomography, brain imaging one domain for which no Python tools exist, and for which only two non-commercial software solutions are available  ...  integration of optical with other structural and functional neuroimaging data sources.  ...  This architecture allows us to rapidly deploy an operational end-to-end Python solution, allowing later conversion of non-Python algorithms as resources and motivation permit.  ... 
doi:10.3389/neuro.11.012.2009 pmid:19543449 pmcid:PMC2698776 fatcat:2eqjy7v5nba6jpnpls6e34z3fa
« Previous Showing results 1 — 15 out of 235 results