نتایج جستجو برای: longitudinal sectioning

تعداد نتایج: 130576  

Journal: :Journal of remote sensing 2022

Detecting and tracking moving targets through foliage is difficult, for many cases even impossible in regular aerial images videos. We present an initial light-weight drone-operated 1D camera array that supports parallel synthetic aperture imaging. Our main finding color anomaly detection benefits significantly from image integration when compared to conventional raw or video frames (on average...

Journal: :Acta orthopaedica Belgica 2009
Mike Tengrootenhuysen Roger van Riet Paul Pimontel Hilde Bortier Francis Van Glabbeek

A biomechanical in vitro study was performed on 16 fresh frozen cadaver forearms to investigate the role of the transverse carpal ligament (TCL) in carpal stability. The distance between the scaphoid and hamate was measured, as a reference for the length of the TCL. Distances were recorded in both loaded and unloaded conditions after gradual sectioning of the transverse carpal ligament, the pal...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2016
Pelham Keahey Preetha Ramalingam Kathleen Schmeler Rebecca R Richards-Kortum

Fiber optic microendoscopy has shown promise for visualization of molecular contrast agents used to study disease in vivo. However, fiber optic microendoscopes have limited optical sectioning capability, and image contrast is limited by out-of-focus light generated in highly scattering tissue. Optical sectioning techniques have been used in microendoscopes to remove out-of-focus light but reduc...

Journal: :Optics express 2009
YongKeun Park Wonshik Choi Zahid Yaqoob Ramachandra Dasari Kamran Badizadegan Michael S Feld

The use of coherent light in conventional holographic phase microscopy (HPM) poses three major drawbacks: poor spatial resolution, weak depth sectioning, and fixed pattern noise due to unwanted diffraction. Here, we report a technique which can overcome these drawbacks, but maintains the advantage of phase microscopy - high contrast live cell imaging and 3D imaging. A speckle beam of a complex ...

2014
Jacob Elebro Karin Jirström

BACKGROUND Variability in reported histopathology parameters in operated periampullary adenocarcinomas may affect the prognostic weight of the parameters. Standardized axial sectioning produces a higher incidence of involved margins and also seems to produce a lower relative incidence of pancreatic compared with distal bile duct origin and a higher incidence of involved lymph nodes, compared wi...

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