نتایج جستجو برای: dynamic magnification factor

تعداد نتایج: 1236960  

2004
Abha Jain Erzsébet Merényi

This paper presents some interesting results obtained by the algorithm by Bauer, Der and Hermann (BDH) [1] for magnification control in Self-Organizing Maps. Magnification control in SOMs refers to the modification of the relationship between the probability density functions of the input samples and their prototypes (SOM weights). The above mentioned algorithm enables explicit control of the m...

2009
Ferry Pramudianto Andreas Zimmermann Enrico Rukzio

We see currently the trend of having larger and larger displays in our living rooms and that more and more computer oriented applications which are usually controlled by a mouse are displayed by them. Examples for the latter are web browsing, picture browsing, chatting and email. This leads to two problems. Firstly, most applications and web pages are not designed for situations in which the us...

1999
B. Lai W. Yun Y. Xiao L. Yang D. Legnini F. Cerrina M. Gentili

A hard x-ray imaging microscope based on a phase zone plate has been developed and tested. The zone plate, with a 5 cm focal length and a 0.2 pm smallest linewidth, was used to image 8 keV x rays from the samples. The imaging microscope can be used to obtain nearly diffraction-limited resolution over the entire imaging field, and its resolution is almost independent of source size and source mo...

2017
Jana Hornová Pavel Růžička Maroš Hrubina Eduard Šťastný Andrea Košková Petr Fulín Jiří Gallo Matej Daniel

Preoperative planning for total hip arthroplasty includes templating on anteroposterior radiographs. It is necessary to consider radiographic magnification in order to scale templates accurately. Studies dealing with hip templating report different values of radiographic magnification. It is not clear if the observed difference in magnification between the studies is caused by variability in st...

Journal: :computational methods in civil engineering 2012
m. mahmoudi a. haghollahi gh. moghimi

yielding elements (ye) are among those devices that not only help control structural damages, but make better seismic behavior by concentrating the frames in some removable part of the structures. ye are located at the intersection of concentric braced frame (cbf) in a rectangular shape. in this paper, seismic behavior of the frames with ye will be investigated. for this reason, 5 braced steel ...

2004
Erzsébet Merényi Abha Jain

The twin of this paper, “Forbidden Magnification? I.” [1], presents systematic SOM simulations with the explicit magnification control scheme of Bauer, Der, and Herrmann [2] on data for which the theory does not guarantee success, namely data that are n-D, n > 2 and/or data whose components in the different dimensions are not statistically independent. For the unsupported n = 2 cases that we in...

2015
Christoph Kolja Boese Philipp Lechler Leonard Rose Jens Dargel Johannes Oppermann Peer Eysel Hansjörg Geiges Jan Bredow Gwendolen Reilly

Digital templating with external calibration markers is the standard method for planning total hip arthroplasty. We determined the geometrical basis of the magnification effect, compared magnification with external and internal calibration markers, and examined the influence on magnification of the position of the calibration markers, patient weight, and body mass index (BMI). A formula was der...

Journal: :Journal of the Optical Society of America. A, Optics, image science, and vision 2007
Chun-Hung Lin Hsuen-Li Chen Fu-Hsiang Ko

Argon fluoride laser (ArF) lithography using immersion technology has the potential to extend the application of optical lithography to 45 nm half-pitch and possibly beyond. By keeping the same 4x magnification factor, the dimensions of the structures on masks are becoming comparable to the exposure wavelength or even smaller. The polarization effect induced by mask features is, however, an iss...

Journal: :AJNR. American journal of neuroradiology 1983
H Vogelsang K Dietz

This technique combines the advantages of magnification and stereoscopic angiography. A heavy-duty x-ray tube oscillating between two positions (25 mm apart) allows serial spinal angiograms to be produced in stereo magnification (factor 2.0) using the 0.2 mm, 12 kW focal spot. The x-ray tube can be rapidly changed for normal serial angiography with a 0.6 mm, 50 kW focus. The technique is easy t...

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