Results 21 to 30 of about 1,091,837 (263)

Achieving single nucleotide sensitivity in direct hybridization genome imaging

open access: yesNature Communications, 2022
Visualisation of point mutations in situ is informative for studying genetic diseases. Here the authors report single guide genome oligopaint via local denaturation fluorescence in situ hybridisation, sgGOLDFISH, a direct hybridisation genome imaging ...
Yanbo Wang   +8 more
doaj   +1 more source

Direct Noise-Resistant Edge Detection with Edge-Sensitive Single-Pixel Imaging Modulation

open access: yesIntelligent Computing, 2023
The majority of edge detection methods are applied after the capture of object photos. Thus, edge detection quality suffers when disturbances occur during imaging. This work proposes an effective edge detection technique for single-pixel imaging (SI).
Mengchao Ma   +6 more
doaj   +1 more source

Imaging of Temporomandibular Joint: Approach by Direct Volume Rendering [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Background: The purpose of this study was to conduct a morphological analysis of the temporomandibular joint, a highly specialized synovial joint that permits movement and function of the mandible.
Antonino Marco Cuccia   +4 more
doaj   +1 more source

Directional interpolation of noisy images [PDF]

open access: yes2008 15th IEEE International Conference on Image Processing, 2008
Most of the existing image interpolation schemes assume that the image is noise free. This assumption is invalid in practice because noise will be corrupted in the image acquisition process. The conventional way is to denoise the image first and then interpolate the denoised image.
Lei Zhang 0006, Xin Li 0005
openaire   +1 more source

Near-Field 3D Sparse SAR Direct Imaging with Irregular Samples

open access: yesRemote Sensing, 2022
Sparse imaging is widely used in synthetic aperture radar (SAR) imaging. Compared with the traditional matched filtering (MF) methods, sparse SAR imaging can directly image the scattered points of a target and effectively reduce the sidelobes and clutter
Shiqi Xing   +5 more
doaj   +1 more source

Technical Points and Imaging Parameters of CT Lymphangiography

open access: yesCT Lilun yu yingyong yanjiu, 2022
CT lymphangiography (CTL) is a multimodal imaging method combining direct lymphangiography (DLG) and MSCT. It is an important imaging technology for the diagnosis of lymphatic reflux disorders.
Wei FAN   +5 more
doaj   +1 more source

High-Contrast Imaging: Hide and Seek with Exoplanets

open access: yesGalaxies
So far, most of the about 5700 exoplanets have been discovered mainly with radial velocity and transit methods. These techniques are sensitive to planets in close orbits, not being able to probearge star–planet separations.
Riccardo Claudi, Dino Mesa
doaj   +1 more source

Direct electric field imaging of graphene defects

open access: yesNature Communications, 2018
Imaging chemical bonding states in defective graphene is important to determine its functional properties. Here, the authors report triangular and rectangular atomic electric fields in monolayer graphene induced by silicon as imaged by differential phase
Ryo Ishikawa   +6 more
doaj   +1 more source

A candidate material EuSn2As2-based terahertz direct detection and imaging

open access: yesnpj 2D Materials and Applications, 2022
Exploring the photoelectric performance of emerging materials represented by graphene, black phosphorus and transition metal dichalcogenides is attracting enormous research interest for a wide range of electronic and photonic applications.
Changlong Liu   +12 more
doaj   +1 more source

Images directes I : Espaces rigides analytiques et images directes [PDF]

open access: yesJournal de théorie des nombres de Bordeaux, 2012
Cet article est le premier d’une série de trois articles consacrés aux images directes d’isocristaux : ici nous considérons des isocristaux sans structure de Frobenius ; dans le deuxième [Et 6] (resp. le troisième [Et 7]), nous introduirons une structure de Frobenius dans le contexte convergent (resp. surconvergent). Pour un morphisme
openaire   +3 more sources

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