Turbulence compensation: an overview
In general, long range visual detection, recognition and identification are hampered by
turbulence caused by atmospheric conditions. Much research has been devoted to the field …
turbulence caused by atmospheric conditions. Much research has been devoted to the field …
Experimental validation of optimization concepts for focal-plane image processing with adaptive optics
We show experimental results demonstrating the feasibility of an extremely fast sequential
phase-diversity (SPD) algorithm for point sources. The algorithm can be implemented on a …
phase-diversity (SPD) algorithm for point sources. The algorithm can be implemented on a …
Image enhancement technology research for army applications
PBW Schwering, RAW Kemp… - … Analysis, Modeling, and …, 2013 - spiedigitallibrary.org
Recognition and identification ranges are limited to the quality of the images. Both the
received contrast and the spatial resolution determine if objects are recognizable. Several …
received contrast and the spatial resolution determine if objects are recognizable. Several …
An overview of turbulence compensation
In general, long range visual detection, recognition and identification are hampered by
turbulence caused by atmospheric conditions. Much research has been devoted to the field …
turbulence caused by atmospheric conditions. Much research has been devoted to the field …
Joint optimization of phase diversity and adaptive optics: demonstration of potential
We study different possibilities to use adaptive optics (AO) and phase diversity (PD) together
in a jointly optimized system. The potential of the joint system is demonstrated through …
in a jointly optimized system. The potential of the joint system is demonstrated through …
Joint-optimization of phase-diversity and adaptive optics
Joint-optimization of phase-diversity and adaptive optics Page 1 Joint-optimization of phase-diversity
and adaptive optics Visa Korkiakoski and Christoph Keller Utrecht University, Princetonplein …
and adaptive optics Visa Korkiakoski and Christoph Keller Utrecht University, Princetonplein …
Evaluation of turbulence mitigation methods
AWM van Eekeren, CS Huebner, J Dijk… - … , and Testing XXV, 2014 - spiedigitallibrary.org
Atmospheric turbulence is a well-known phenomenon that diminishes the recognition range
in visual and infrared image sequences. There exist many different methods to compensate …
in visual and infrared image sequences. There exist many different methods to compensate …
Performance of phase diversity phase retrieval for horizontal path long-range imaging
N Boehrer, RPJ Nieuwenhuizen… - Environmental Effects on …, 2023 - spiedigitallibrary.org
Long range imaging is limited by the optical aberrations produced by the light propagation
through the atmosphere. These aberrations will very often limit the angular resolution of the …
through the atmosphere. These aberrations will very often limit the angular resolution of the …
Design of an imaging system for turbulence mitigation using phase diversity
N Boehrer, RPJ Nieuwenhuizen, J Dijk… - Electro-Optical and …, 2023 - spiedigitallibrary.org
Long range observation through atmospheric turbulence is hampered by spatiotemporally
randomly varying shifting and blurring of scene points in recorded imagery. The image …
randomly varying shifting and blurring of scene points in recorded imagery. The image …
[PDF][PDF] Turbulence compensation using timevarying phase diversity
To compensate for visual artifacts due to atmospheric turbulence is of key importance for the
task of visual identification over long distances. In this paper we propose a new method to …
task of visual identification over long distances. In this paper we propose a new method to …