edge focusing

edge focusing

[′ej ‚fō·kəs·iŋ]
(electromagnetism)
Axial focusing of a stream of ions which occurs when it crosses a fringe magnetic field obliquely; used in mass spectrometers and cyclotrons.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Bergholm [21] introduced the concept of edge focusing and tracked edges from coarse to fine to mask weak and noisy edges.
Online burning material pile detection on color clustering and quaternion based edge detection in boiler
Multiresolution contour detection may be classified into edge focusing and position-dependent blurring.
Edge detection via edge-strength estimation using fuzzy reasoning and optimal threshold selection using particle swarm optimization
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