Results 61 to 70 of about 359,110 (364)

Open-Source Automatic Segmentation of Ocular Structures and Biomarkers of Microbial Keratitis on Slit-Lamp Photography Images Using Deep Learning

open access: yesIEEE journal of biomedical and health informatics, 2020
We propose a fully-automatic deep learning-based algorithm for segmentation of ocular structures and microbial keratitis (MK) biomarkers on slit-lamp photography (SLP) images. The dataset consisted of SLP images from 133 eyes with manual annotations by a
Jessica Loo   +6 more
semanticscholar   +1 more source

Alternative Data Reduction Procedures for UVES: Wavelength Calibration and Spectrum Addition

open access: yes, 2008
This paper addresses alternative procedures to the ESO supplied pipeline procedures for the reduction of UVES spectra of two quasar spectra to determine the value of the fundamental constant mu = Mp/Me at early times in the universe.
C.J.A.P. Martins   +10 more
core   +1 more source

Characterization of digital dispersive spectrometers by low coherence interferometry [PDF]

open access: yes, 2017
We propose a procedure to determine the spectral response of digital dispersive spectrometers without previous knowledge of any parameter of the system.
Izquierdo, J. G.   +4 more
core   +2 more sources

Slit-lamp Calibration, Crucial But Neglected [PDF]

open access: yes, 2012
Background: Periodical diagnostic tool calibration is essential for accurate diagnosis. Health Facilities Research (Rifaskes) in 2011 collected data on the slit-lamp calibration of all registered general hospitals in Indonesia.Methods: Analysis using a ...
Basuki, B. (Bastaman)   +1 more
core  

MASE: A New Data--Reduction Pipeline for the Magellan Echellette Spectrograph [PDF]

open access: yes, 2007
We introduce a data reduction package written in Interactive Data Language (IDL) for the Magellan Echellete Spectrograph (MAGE). MAGE is a medium-resolution (R ~4100), cross-dispersed, optical spectrograph, with coverage from ~3000-10000 Angstroms.
Bernstein, Rebecca A.   +9 more
core   +3 more sources

Safety Profile of Slit-Lamp-Delivered Retinal Laser Photobiomodulation

open access: yesTranslational Vision Science & Technology, 2020
Purpose Photobiomodulation (PBM) refers to therapeutic irradiation of tissue with low-energy, 630- to 1000-nm wavelength light. An increasing body of evidence supports a beneficial effect of PBM in retinal disorders.
J. Ao, G. Chidlow, J. Wood, R. Casson
semanticscholar   +1 more source

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

A New Approach to the Study of Stellar Populations in Early-Type Galaxies: K-band Spectral Indices and an Application to the Fornax Cluster

open access: yes, 2007
New measurements of K-band spectral features are presented for eleven early-type galaxies in the nearby Fornax galaxy cluster. Based on these measurements, the following conclusions have been reached: (1) in galaxies with no signatures of a young stellar
Alloin D.   +11 more
core   +1 more source

The fundus slit lamp [PDF]

open access: yesSpringerPlus, 2015
Fundus biomicroscopy with the slit lamp as it is practiced widely nowadays was not established until the 1980-es with the introduction of the Volk lenses +90 and +60D. Thereafter little progress has been made in retinal imaging with the slit lamp. It is the aim of this paper to fully exploit the potential of a video slit lamp for fundus documentation ...
openaire   +2 more sources

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

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