نتایج جستجو برای: ccd camera

تعداد نتایج: 63308  

2005
Jafar Amiri Parian Armin Gruen

Linear array CCD-based panoramic cameras are being used also in measurement applications. The elegant image acquisition mode and the high information content of those images make them suitable candidates for quantitative image analysis. The best possible accuracy is acquired by a suitable sensor model and following the concept of network design. In our previous investigations we designed a sens...

Journal: :EURASIP Journal on Advances in Signal Processing 2012

1997
I Iomayoon Ansari Ioward Roberts

A CCD imaging system has been developed for precision laser beam pointing. The systcm contains a high frame rate CCD camera operated in windowing mode under command of an ernbeddcd processor. A ltiser pointing and tracking update rate of 2 KIIz has been achieved. Subject terms: CCD cameras, laser pointing, laser communications.

2016
Annemieke Strijkstra Kathleen Trautwein Stefan Roesler Christoph Feenders Daniel Danzer Udo Riemenschneider Bernd Blasius Ralf Rabus

An essential step in 2D DIGE-based analysis of differential proteome profiles is the accurate and sensitive digitalisation of 2D DIGE gels. The performance progress of commercially available charge-coupled device (CCD) camera-based systems combined with light emitting diodes (LED) opens up a new possibility for this type of digitalisation. Here, we assessed the performance of a CCD camera syste...

2002
František BRADÁČ

For wider include of CCD camera to industrial production as measurement device at present time defend mainly resolution of used CCD elements and for highresolution elements their price. At our department we developed the methods which allow to mathematically increasing the resolution of these CCD cameras.

2002
W. van Altena A. K. Vivas

We have designed, constructed and put into operation a large area CCD camera that covers a large fraction of the image plane of the 1 meter Schmidt telescope at Llano del Hato in Venezuela. The camera consists of 16 CCD devices arranged in a 4 × 4 mosaic covering 2.3 × 3.5 of sky. The CCDs are 2048 × 2048 LORAL devices with 15μm pixels. The camera is optimized for drift scan photometry and obje...

2013
Xiaoting Chen Changhua Lu Wenqing Liu Yujun Zhang

There are some deficiencies in the traditional daytime visibility calculation method using CCD digital camera: visibility observation value is accurate while using the artificial objects, but expensive; nonzero internal reflection coefficient of the target lead to inaccurate visibility observation results when using natural objects as the target. A new daytime visibility algorithm based on colo...

2008
Christine Beaty C. Beaty Christian Stoeckl

Motivated by the increased use of the Linux operating system at LLE, a program has been built in that environment to control the operation of CCD cameras. CCD cameras are used in several diagnostics, including UV spectrometers and streak cameras, that analyze the 60 of the OMEGA laser. This program, written in Java, allows users with little or no knowledge of the intricacies of CCD camera comma...

2007
JOHNATHAN M. BARDSLEY JOHNATHAN BARDSLEY

Image data is often collected by a charge coupled device (CCD) camera. CCD camera noise is known to be well-modeled by a Poisson distribution. If this is taken into account, the negative-log of the Poisson likelihood is the resulting data-fidelity function. We derive, via a Taylor series argument, a weighted least squares approximation of the negative-log of the Poisson likelihood function. The...

2003
Otniel Portillo Luciano Chirinos Carlos Vázquez

Getting 3D information from 2D images depends on the appropriate camera calibration of the internal and external CCD (Charge Couple Device) camera parameters. The photogrammetric camera calibration technique needs a set of world coordinates and their corresponding calibration object image coordinates as an input. During this work we developed an algorithm to detect the image coordinates of a ca...

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