منابع مشابه
Introduction to circular data
In many diverse scientific fields, the measurements are directions. For instance, a biologist may be measuring the direction of flight of a bird or the orientation of an animal. A series of such observations is called ”directional data”. Since a direction has no magnitude, these can be conveniently represented as points on the circumference of a unit circle centered at the origin or as unit ...
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Welcome to Clinical Ophthalmology, a new general ophthalmology journal from Dove Medical Press. The aim of the journal is to produce high quality research for and from eyecare practitioners all over the world. To do this we are determined to use all the good things about traditional medical publishing combined with the most up-to-date electronic means of presenting them. Academic publishing has...
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ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 1983
ISSN: 0007-1161
DOI: 10.1136/bjo.67.3.207-b