搜索结果: 1-15 共查到“理学 matrix”相关记录394条 . 查询时间(0.116 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Low Rank Matrix Recovery for Seismic Data Analysis and Blind Superresolution
地震数据分析 盲超分辨率 低秩 矩阵恢复
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2023/4/19
Low rank matrix recovery is about reconstructing a low rank matrix from incomplete measurements. It arises frequently in many research areas of science and engineering, for example, machine learning, ...
ENDMEMBER EXTRACTION OF HIGHLY MIXED DATA USING L1 SPARSITY-CONSTRAINED MULTILAYER NONNEGATIVE MATRIX FACTORIZATION
Hyperspectral Imagery Nonnegative Matrix Factorization Multilayer Nonnegative Matrix Factorization Sparsity Constraint Endmember Extraction
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2018/5/11
Due to the limited spatial resolution of remote hyperspectral sensors, pixels are usually highly mixed in the hyperspectral images. Endmember extraction refers to the process identifying the pure endm...
2018年随机矩阵理论暑期学校（2018 Summer School on Random Matrix Theory）
2018年 随机矩阵理论 暑期学校
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2017/12/20
We are delighted to organize and host the second edition of the biennial Summer School on Random Matrices at the University of Michigan during June 18--29, 2018.We thank the Michigan Center for Applie...
2017年矩阵与功能分析会议（Conference on Matrix and Functional Analysis）
2017年 矩阵与功能分析 会议
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2017/11/24
Rajendra Bhatia has made remarkable contributions to Mathematics research and teaching, and to growth of Mathematics in India. He has been honored with various awards including the Medal for Young Sci...
2017年计算机视觉矩阵和张量因子分解方法研讨会（Workshop on Matrix and Tensor Factorization Methods in Computer Vision）
2017年 计算机视觉矩阵和张量因子分解方法 研讨会
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2017/9/21
Matrix and tensor factorizations have a long history in machine learning. Being able to recover latent factors in the data and flexible enough to accommodate a large set of constraints and regularizat...
A role for leukocyte integrins and extracellular matrix remodeling of adipose tissue in the risk of weight regain after weight loss
healthy overweight/obese participants human dietary intervention weight regain after weight loss adipose tissue microarray extracellular matrix and inflammation
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2018/11/13
Background: Weight loss (WL) is often followed by weight regain after an energy-restricted dietary intervention (DI). When people are following a diet, the volume of an adipocyte decreases by loss of ...
2017年基质金属蛋白酶高登研究研讨会（The Gordon Research Seminar on Matrix Metalloproteinases）
2017年 基质金属蛋白酶高登研究 研讨会
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2017/3/10
The Gordon Research Seminar on Matrix Metalloproteinases is a unique forum for graduate students, post-docs, and other scientists with varying levels of experience and education to present and exchang...
2017基质金属蛋白酶戈登学术会议（The 2017 Gordon Research Conference on Matrix Metalloproteinases）
2017 基质金属蛋白酶戈登 学术会议
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2017/2/14
Since their discovery as tissue remodeling enzymes over 50 years ago, the matrix metalloproteinases (MMPs) and the related ADAM and ADAMTS families have been identified as major contributors to human ...
Dielectric Relaxation in a Protein Matrix
biology and medicine, basic studies chemistry proteins solvation dielectric properties time dependence relaxation fluorescence
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2016/5/23
We report measurements of time-dependent solvation in a protein medium by the fluorescence dynamic Stokes shift method. Picosecond time-correlated single photon counting fluorescence decays on the com...
Nonphotochemical Holeburning in a Protein Matrix: Chlorophyllide in Apomyoglobin
Proteins Polymers Temperature measurement Amorphous metals Dephasing
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2016/5/20
Nonphotochemical holeburning spectroscopy has been used to study a chlorophyllide chromophore substituted for heme in apomyoglobin. The observed holewidths were compared with those found for the same ...
Tissue engineers recruit cells to make their own strong matrix
engineers cells own strong matrix
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2015/11/12
Imitation may be the sincerest form of flattery but the best way to make something is often to co-opt the original process and make it work for you. In a sense, that’s how scientists at Brown Universi...
SMALL POLYNOMIAL MATRIX PRESENTATIONS OF NONNEGATIVE MATRICES
SMALL POLYNOMIAL MATRIX NONNEGATIVE MATRICES
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2015/9/29
We investigate the use of polynomial matrices to give efficient presentations of nonnegative matrices exhibiting prescribed spectral and algebraic behavior.
EQUIVARIANT FLOW EQUIVALENCE FOR SHIFTS OF FINITE TYPE,BY MATRIX EQUIVALENCE OVER GROUP RINGS
EQUIVARIANT FLOW EQUIVALENCE SHIFTS OF FINITE TYPE MATRIX EQUIVALENCE OVER GROUP RINGS
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2015/9/29
Let G be a finite group. We classify G-equivariant flow equivalence of nontrivial irreducible shifts of finite type interms of (i) elementary equivalence of matrices over ZG and (ii) the conjugacy cla...
An Information-Theoretic Approach to Traffic Matrix Estimation
Traffi c Matrix Estimation Information Theory
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2015/8/21
Traffic matrices are required inputs for many IP network management tasks: for instance, capacity planning, traffic engineering and
network reliability analysis. However, it is diffi...
When Does Non-Negative Matrix Factorization Give a Correct Decomposition into Parts?
Non-Negative Matrix Factorization Parts
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2015/8/21
We interpret non-negative matrix factorization geometrically, as the
problem of finding a simplicial cone which contains a cloud of data
points and which is contained in the positive orthant.