Results 11 to 20 of about 157,141 (142)

Progressive Refinement Imaging [PDF]

open access: yesComputer Graphics Forum, Volume 39, Issue 1, Page 360-374, February 2020., 2019
This paper presents a novel technique for progressive online integration of uncalibrated image sequences with substantial geometric and/or photometric discrepancies into a single, geometrically and photometrically consistent image.
Kluge, M, Kolb, A, Weyrich, T
core   +3 more sources

Osteology and relationships of Revueltosaurus callenderi (Archosauria: Suchia) from the Upper Triassic (Norian) Chinle Formation of Petrified Forest National Park, Arizona, United States. [PDF]

open access: yesAnat Rec (Hoboken), 2022
Abstract Once known solely from dental material and thought to represent an early ornithischian dinosaur, the early‐diverging pseudosuchian Revueltosaurus callenderi is described from a minimum of 12 skeletons from a monodominant bonebed in the upper part of the Chinle Formation of Arizona.
Parker WG   +7 more
europepmc   +2 more sources

A brief history of image sensors in the optical

open access: yesAstronomische Nachrichten, Volume 344, Issue 8-9, October-November 2023., 2023
Image sensors, most notably the Charge Coupled Device (CCD), have revolutionized observational astronomy as perhaps the most important innovation after photography. Since the 50th anniversary of the invention of the CCD has passed in 2019, it is time to review the development of detectors for the visible wavelength range, starting with the discovery of
Martin M. Roth
wiley   +1 more source

Simulating analogue film damage to analyse and improve artefact restoration on high‐resolution scans

open access: yesComputer Graphics Forum, Volume 42, Issue 2, Page 133-148, May 2023., 2023
Abstract Digital scans of analogue photographic film typically contain artefacts such as dust and scratches. Automated removal of these is an important part of preservation and dissemination of photographs of historical and cultural importance. While state‐of‐the‐art deep learning models have shown impressive results in general image inpainting and ...
D. Ivanova, J. Williamson, P. Henderson
wiley   +1 more source

CaptuRING: A do‐it‐yourself tool for wood sample digitization

open access: yesMethods in Ecology and Evolution, Volume 13, Issue 6, Page 1185-1191, June 2022., 2022
Abstract Standard procedures to obtain high‐quality images of wood samples have become a bottleneck in the digitization of dendrochronology. Digitization is currently dominated by flatbed scanners, but the use of these devices is limited by sample length and surface flatness.
Miguel García‐Hidalgo   +9 more
wiley   +1 more source

Automated Recognition of Cancer Tissues through Deep Learning Framework from the Photoacoustic Specimen

open access: yesContrast Media &Molecular Imaging, Volume 2022, Issue 1, 2022., 2022
The fast advancement of biomedical research technology has expanded and enhanced the spectrum of diagnostic instruments. Various research groups have found optical imaging, ultrasonic imaging, and magnetic resonance imaging to create multifunctional devices that are critical for biomedical activities. Multispectral photoacoustic imaging that integrates
Gayathry Sobhanan Warrier   +7 more
wiley   +1 more source

PiAutoStage: An Open‐Source 3D Printed Tool for the Automatic Collection of High‐Resolution Microscope Imagery

open access: yesGeochemistry, Geophysics, Geosystems, Volume 22, Issue 5, May 2021., 2021
Abstract We have created an open‐source 3D printable microscope automatic stage and integrated camera system capable of providing a means for imaging microscope slides—the PiAutoStage. The PiAutoStage was developed to interface with the high‐quality optics of existing microscopes by creating an adaptable system that can be used in conjunction with a ...
R. Alex Steiner, Tyrone O. Rooney
wiley   +1 more source

Wide-field, high-resolution Fourier ptychographic microscopy [PDF]

open access: yes, 2013
We report an imaging method, termed Fourier ptychographic microscopy (FPM), which iteratively stitches together a number of variably illuminated, low-resolution intensity images in Fourier space to produce a wide-field, high-resolution complex sample ...
Horstmeyer, Roarke   +2 more
core   +8 more sources

Gigapixel Imaging and Photogrammetry: Development of a New Long Range Remote Imaging Technique

open access: yesRemote Sensing, 2012
The use of terrestrial remote imaging techniques, specifically LiDAR (Light Detection And Ranging) and digital stereo-photogrammetry, are widely proven and accepted for the mapping of geological structure and monitoring of mass movements. The use of such
George Bevan   +2 more
doaj   +1 more source

Computational Cameras: Approaches, Benefits and Limits [PDF]

open access: yes, 2011
A computational camera uses a combination of optics and software to produce images that cannot be taken with traditional cameras. In the last decade, computational imaging has emerged as a vibrant field of research.
Nayar, Shree K.
core   +2 more sources

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