搜索结果: 1-15 共查到“理学 correlation”相关记录267条 . 查询时间(0.093 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Model-free conditional screening for ultrahigh-dimensional survival data via conditional distance correlation
条件距离 相关性 超高维 生存数据 无模型 条件筛选
2023/5/4
How to select the active variables which have significant impact on the event of interest is a very important and meaningful problem in the statistical analysis of ultrahigh-dimensional data. In many ...
New Paper Published in Nature Communications titled, “Exact exchange-correlation potentials from ground-state electron densities”
Published titled Exact potentials electron densities
2019/10/10
The quest for accurate exchange-correlation functionals has long remained a grand challenge in density functional theory (DFT), as it describes the many-electron quantum mechanical behavior through a ...
THE RESEARCH OF CORRELATION OF WATER SURFACE SPECTRAL AND SEDIMENT PARAMETERS
Spectral Reflectance Sediment Chroma Indicators Sensitive Wave Bands
2018/5/14
In the method of survey underwater topography using remote sensing, and the water surface spectral reflectance R, which remote sensing inversion results were closely related to affects by the water an...
中国地质大学科学技术发展院肖异凡(博士生),何卫红等地球科学学院 Earth-Science Reviews，Available online 16 Feb 2018， Low-latitudinal standard Permian radiolarian biostratigraphy for multiple purposes with Unitary Association, Graphic Correlation, and Bayesian inference methods
低纬地区的标准二叠纪放射虫生物地层-单元组合法
2021/10/21
2018年2月，中国地质大学地球科学学院和生物地质与环境地质国家重点实验室何卫红教授团队，联合日本学者铃木纪毅博士，在国际地学领域著名期刊《Earth-Science Reviews》上在线发表题为“Low-latitudinal standard Permian radiolarian biostratigraphy for multiple purposes with Unitary Asso...
昆明理工大学理学院概率论与数理统计课件Chapter 4 The Expectation and Variance--Covariance&Correlation
昆明理工大学理学院 概率论与数理统计 课件 Chapter 4 The Expectation and Variance Covariance&Correlation
2017/4/17
昆明理工大学理学院概率论与数理统计课件Chapter 4 The Expectation and Variance--Covariance&Correlation.
Heritability of high sugar consumption through drinks and the genetic correlation with substance use
addiction genetics substance use sugar consumption twin study
2018/12/14
Background: High sugar consumption contributes to the rising prevalence of obesity. Sugar can have rewarding effects that are similar to, but less strong than, the effects of addictive substances. Peo...
Heritability of high sugar consumption through drinks and the genetic correlation with substance use
addiction genetics substance use sugar consumption twin study
2018/12/18
Background: High sugar consumption contributes to the rising prevalence of obesity. Sugar can have rewarding effects that are similar to, but less strong than, the effects of addictive substances. Peo...
Stark Spectroscopy of Donor-Acceptor Polyenes:Correlation with Nonlinear Optical Measurements
antitumor agents epothilones macrolactonization natural products total synthesis
2016/5/23
Stark Spectroscopy of Donor-Acceptor Polyenes:Correlation with Nonlinear Optical Measurements.
Perturbations of the Distal Heme Pocket in Human Myoglobin Mutants Probed by Infrared Spectroscopy of Bound CO:Correlation with Ligand Binding Kinetics
Distal Heme Pocket Human Myoglobin Mutants Probed Infrared Spectroscopy Bound CO:Correlation Ligand Binding Kinetics
2016/5/23
The infrared spectra of CO bound to human myoglobin and myoglobin mutants at positions His-64, Val-68, Asp-60, and Lys-45 on the distal side have been measured between 100 and 300 K. Large differences...
Multivariate Regression Shrinkage and Selection by Canonical Correlation Analysis
Adaptive Lasso Canonical Correlation Analysis Multivariate Regression Selection Consistency
2016/1/20
The problem of regression shrinkage and selection for multivariate regression is considered. The goal is to consistently identify those variables relevant for regression. This is done not only for pre...
Short-term prediction of ionospheric parameters based on auto-correlation analysis
Ionospheric F region prediction auto-correlation method
2015/10/8
A prediction method based on a simple auto-regressive model has been developed for short-term prediction of ionospheric characteristics. The method determines the auto-correlation function for the hou...
Maximum entropy estimation of values at Mt. Etna: comparison with conventional least squares and maximum likelihood results and correlation with volcanic activity
frequency-magnitude distribution maximim entropy method Mt. Etna
2015/10/8
The variations of the b coefficient in the frequency-magnitude relationship for earthquakes which occurred at Mt. Etna from 01/01/90 to 31/12/92 are analyzed; the completeness threshold for our earthq...
Energy and polarization of the telluric field in correlation with seismic activity in Greece
earthquake precursor telluric field electric field polarization
2015/9/28
Many attempts have been made to disclose anomalous changes of the electromagnetic field in relation with tectonic earthquakes. We tentatively develop a new approach based on the energy and polarity of...
The Existence of Pair Potential Corresponding to Specified Density and Pair Correlation
Gibbs Field Gibbs Measure Cluster Functions Pair Potential Corrlation Functions Ursell Functions
2015/9/28
Given a potential of pair interaction and a value of activity, one can consider the Gibbs distribution in a finite domain Λ ⊂ Z d . It is well known that for small values of activity there...
Correlation of pressure stimulated currents in rocks with the damage parameter
Pressure Stimulated Current (PSC) damage parameter fracture
2015/9/2
Pressure Stimulated Current (PSC) experiments were conducted on marble samples to correlate PSC with the damage parameter, D. The phenomena and procedures taking place in the vicinity of the fracture ...