نتایج جستجو برای: correlative index

تعداد نتایج: 401526  

Journal: :Journal of the Belgian Society of Radiology 2014

2009
Yiping Ke James Cheng Jeffrey Xu Yu

Correlation mining has been widely studied due to its ability for discovering the underlying occurrence dependency between objects. However, correlation mining in graph databases is expensive due to the complexity of graph data. In this paper, we study the problem of mining top-k correlative subgraphs in the database, which share similar occurrence distributions with a given query graph. The se...

Journal: :JNW 2011
Qun Ding Lu Wang Guanrong Chen

The paper proposes a digital circuit design for the logistic-map module used in chaotic stream ciphers, analyzes the factors that may affect the output of the sequences, and develops a calculation method for estimating the output sequential correlative peak interval. With the respective tests using different initial values, the values of parameter u and the computational precisions, extensive e...

Journal: :Molecules 2012
Shen-Yu Cheng Yan Xie Xiao-Liang Feng Lan-Fang Huang

A combined approach of subwindow factor analysis and spectral correlative chromatography was used to analyze the volatile components in Radix Flemingiae Macrophyllae and Flemingiae Latifolia Benth, one of its substitutes. After extraction by a water distillation method, the volatile components in Radix Flemingiae Macrophyllae and Flemingiae Latifolia Benth were detected by GC-MS. Then the quali...

Journal: :Journal of Linguistics/Jazykovedný casopis 2017

By proposing a predictive method with no adjustable parameter and by using infinite dilution activity coefficients of components in binary mixtures obtained from UNIFAC model, the binary interaction parameters (k12) in van der Waals mixing rule (vdWMR) and Orbey-Sandler mixing rule (OSMR) have been evaluated. The predicted binary interaction parameters are used in Peng-Robinson-S...

Journal: :Journal of neurology, neurosurgery, and psychiatry 1986
D Neary J S Snowden D M Mann D M Bowen N R Sims B Northen P O Yates A N Davison

In a study of 17 patients with histologically proven Alzheimer's disease the relationship between psychological, pathological and chemical measures of disorder was examined. Severity of dementia, determined by mental test performance, correlated highly with pathological change in large cortical neurons (cell loss and reduction in nuclear and nucleolar volume and cytoplasmic RNA content), to a l...

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