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求解粒子群粒度分布的改进Projection算法
激光粒度仪 粒度分布测量 Projection算法 迭代步长
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2014/3/19
针对在激光粒度分布反演中由于迭代算法的迭代步长选取不当致使反演结果存在严重展宽和拖尾的问题,提出一种调整迭代步长的方法应用于Projection算法来提高测量精度。该方法首先基于测距相似度原理得到光能分布列向量与光能系数矩阵行向量之间的相似度曲线,经滤波和归一化处理后得到被测粒子群的预测粒度分布;然后根据预测粒度分布结果确定迭代步长的大小。使用本文提出的改进Projection算法测量国家标准物质...
Differential geometry with a projection: Application to double field theory
Differential geometry projection field theory
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2010/12/23
In recent development of double field theory, as for the description of the massless sector of closed strings, the spacetime dimension is formally doubled, i.e. from D to D+D, and the T-duality is re...
Measurement of the two-photon absorption cross-section of liquid argon with a time projection chamber
Measurement two-photon absorption cross-section of liquid argon with a time projection chamber
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2011/1/6
This paper reports on laser induced multiphoton ionization at 266 nm of liquid Argon in a Time Projection Chamber (LAr TPC) detector. The electron signal produced by the laser beam is a formidable too...
Coherent State Projection Operator Representation of Symplectic
Transformations as a Loyal Representation of Symplectic Group
coherent
state projection operator symplectic transformation squeezing operator
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2007/8/15
2002Vol.38No.2pp.147-150DOI:
Coherent State Projection Operator Representation of Symplectic
Transformations as a Loyal Representation of Symplectic Group
FAN Hong-Yi and CHEN Ju...
Reducing Projection Calculation in Quantum Teleportation by Virtue
of the IWOP Technique and Schmidt Decomposition of |η〉State
quantum teleportation integration within
an ordered product of operators
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2007/8/15
2002Vol.37No.1pp.35-38DOI:
Reducing Projection Calculation in Quantum Teleportation by Virtue
of the IWOP Technique and Schmidt Decomposition of |η〉State
FAN Hong-Yi1,2 and FAN Yu...
Relativistic Consistent Angular-Momentum Projected Shell-Model:
Angular-Momentum Projection
relativistic consistent angular-momentum projected shell-model
angular-momentum projection projected shell model RECAPS-RMF
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2007/8/15
2004Vol.41No.4pp.579-582DOI:
Relativistic Consistent Angular-Momentum Projected Shell-Model:
Angular-Momentum Projection
LI Yan-Song1,2 and LONG Gui-Lu1,2,3,4
1 Departm...
Projection Operator and Feynman Propagator for a Free Massive Particle of Arbitrary Spin
free massive particle arbitrary spin projection operator Feynman propagator
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2007/8/15
2004Vol.41No.3pp.405-418DOI:
Projection Operator and Feynman Propagator for a Free Massive Particle of Arbitrary Spin
HUANG Shi-Zhong,1,3 ZHANG Peng-Fei,2,3 RUAN Tu-Nan,2,3 ZHU Y...