Discriminant Analysis and its Applications in Epidemiology

1980 ◽  
Vol 19 (04) ◽  
pp. 220-226 ◽  
Author(s):  
P. A. Lachenbruch ◽  
W. R. Clarke

This review article discusses current use of discriminant analysis in epidemiology. Contents include historical review, simple extensions and generalizations, examples, evaluation of rules, logistic discrimination, and robustness.

2021 ◽  
pp. 1-6
Author(s):  
Ayhan Verit ◽  
Serkan Akan ◽  
Ateş Kadioğlu

<b><i>Introduction:</i></b> Although Mustafa Kemal Atatürk (1881–1938) was a national hero with his intrepid and enlightened attempts to establish modern Turkey from the remnants of Ottoman heritage, he had been suffering from lifelong “kidney disease” that appeared with intermittent flank pain and fever without an identified source. However, we think that this physical pain that he endured only increased his motivation to focus on his military and political aims. <b><i>Methods &amp; Results:</i></b> In this historical review article, we have focused on his personal medical life and specifically his “kidneys” from the beginning of the complaint till his death through European medical and political history with geographic locations and speculated upon it via past, near past, and recent medical literature. <b><i>Conclusion:</i></b> Mustafa Kemal Atatürk, the great military and political leader for his country, had always suffered from uro/nephrological problems throughout his life. We think that this was one of the reasons that urology has been privileged and thus to be the oldest separated medical surgical branch in Turkey and to some significant extent with European urological history.


1989 ◽  
Vol 67 (2) ◽  
pp. 594-599 ◽  
Author(s):  
Bernard R. Baum ◽  
L. Grant Bailey

That Hordeum capense, a South African species, and H. secalinum, a mainly European species, are conspecific, has been the prevailing view for the last 80 years because of a lack of distinguishing markers. In the present paper, morphological separability is demonstrated by means of cluster analysis, classificatory discriminant analysis, logistic discrimination, and canonical discriminant analysis. The performance of the linear classification functions are evaluated by the bootstrap and discussed. Lodicules and epiblasts were found to be good distinguishing markers. The nomenclatural type of H. secalinum has been designated as lectotype instead of the previously designated neotype.


1998 ◽  
Vol 51 (5) ◽  
pp. 321-341 ◽  
Author(s):  
Brian Feeny ◽  
Arde´shir Guran ◽  
Nikolaus Hinrichs ◽  
Karl Popp

This article gives a historical overview of structural and mechanical systems with friction. Friction forces between sliding surfaces arise due to complex mechanisms and lead to mathematical models which are highly nonlinear, discontinuous and nonsmooth. Humankind has a long history of magnificent usage of friction in machines, buildings and transportation. Regardless, our state of knowledge of the friction-influenced dynamics occurring in such systems as well as in our daily lives was, until recently, rather primitive. To represent our understanding of friction in nonlinear dynamics, we first trace examples from the earliest prehistoric technologies and the formulation of dissipation laws in mechanics. The work culminates with examples of friction oscillators and stick-slip. This review article contains 304 references.


2020 ◽  
Vol 64 (7-8-9) ◽  
pp. 397-407
Author(s):  
Domenico Ribatti ◽  
Diego Guidolin

Branching morphogenesis, the creation of branched structures in the body, is a key feature of animal and plant development. It requires the coordinated interplay of multiple types of epithelial cells with the surrounding extracellular matrix. Cell migration, proliferation, and extracellular matrix dynamics have different roles in driving budding in different organs. This historical review article summarizes the first founding literature data concerning branching morphogenesis occurring in kidney, lung, vascular system, mammary glands and neurons.


2012 ◽  
Vol 81 (4) ◽  
pp. 618-626
Author(s):  
James Mace Ward

James Mace Ward responds to Dr. Irene Hecht's criticism of his 2008 Pacific Historical Review article “Legitimate Collaboration: The Administration of Santo Tomás Interment Camp and Its Histories, 1942–2003.” Although Ward rejects Hecht's claim that “collaboration” is an inappropriate way to understand the Santo Tomás internment, he praises her reply as a valuable memoir by a former child internee. Ward also elucidates the evolution and purpose of his category of “legitimate collaboration.”


1966 ◽  
Vol 24 ◽  
pp. 348-349
Author(s):  
Th. Schmidt-Kaler

This is only an informal remark about some difficulties I am worrying about.I have tried to recalibrate the MK system in terms of intrinsic colour (B–V)0and absolute magnitudeMv. The procedures used have been described in a review article by Voigt (Mitt. Astr. Ges.1963, p. 25–35), and the results for stars of the luminosity classes Ia-O,I and II have been given also in Blaauw's article on the calibration of luminosity criteria in vol. III (Basic Astronomical Data, p. 401) ofStars and Stellar Systems.


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