Articles with "image contrast" as a keyword



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Effect of k‐space‐weighted image contrast and ultrasound focus size on the accuracy of proton resonance frequency thermometry

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Published in 2019 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.27383

Abstract: To construct a predictive model that describes how the duration and symmetry of a k‐space‐weighted image contrast (KWIC) window affects the temporal resolution of differently sized ultrasound foci when using a pseudo‐golden angle stack‐of‐stars acquisition. read more here.

Keywords: image contrast; space weighted; weighted image;
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Image contrast of 177Lu-filled spheres as measured with a GE Discovery 670 CZT SPECT/CT system

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Published in 2018 at "European Journal of Nuclear Medicine and Molecular Imaging"

DOI: 10.1007/s00259-018-4148-3

Abstract: Image contrast of 177Lu-filled spheres as measured with a GE Discovery 670 CZT SPECT/CT system read more here.

Keywords: spheres measured; filled spheres; image contrast; 177lu filled ... See more keywords
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On the influence of the electron dose rate on the HRTEM image contrast.

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Published in 2017 at "Ultramicroscopy"

DOI: 10.1016/j.ultramic.2016.11.016

Abstract: We investigate a possible dependence between the applied electron dose-rate and the magnitude of the resulting image contrast in HRTEM of inorganic crystalline objects. The present study is focussed on the question whether electron irradiation… read more here.

Keywords: hrtem; contrast; image contrast; electron dose ... See more keywords
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Understanding the Image Contrast of Material Boundaries in IR Nanoscopy Reaching 5 nm Spatial Resolution

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Published in 2018 at "ACS Photonics"

DOI: 10.1021/acsphotonics.8b00636

Abstract: Scattering-type scanning near-field optical microscopy (s-SNOM) allows for nanoscale-resolved Infrared (IR) and Terahertz (THz) imaging, and thus has manifold applications ranging from materials to biosciences. However, a quantitatively accurate understanding of image contrast formation at… read more here.

Keywords: understanding image; image; contrast; material boundaries ... See more keywords
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Perfect social media image posts: symmetry and contrast influence consumer response

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Published in 2021 at "European Journal of Marketing"

DOI: 10.1108/ejm-09-2018-0629

Abstract: Purpose: Two studies investigate how different structural properties of images – symmetry (vertical and horizontal) and image contrast – affect social media marketing outcomes of consumer liking and engagement. Design/methodology/approach: In Study 1’s experiment, 361… read more here.

Keywords: response; media marketing; image contrast; social media ... See more keywords
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An Adaptive Image Contrast Enhancement Technique for Low-Contrast Images

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2951468

Abstract: Contrast enhancement is important and plays vital role in many applications. Histogram equalization-based techniques are widely used techniques for contrast enhancement. However, it faces the contrast over-stretching, which in return causes the loss of details… read more here.

Keywords: image contrast; contrast enhancement; image; contrast ... See more keywords
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Agent-Based Image Contrast Enhancement Algorithm

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Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2023.3237086

Abstract: One crucial step in several image processing and computer vision applications is Image Contrast Enhancement (ICE), whose main objective is to improve the quality of the information contained in the processed images. Most of the… read more here.

Keywords: step; image contrast; agent based; image ... See more keywords
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Learning Dual Transformation Networks for Image Contrast Enhancement

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Published in 2020 at "IEEE Signal Processing Letters"

DOI: 10.1109/lsp.2020.3036312

Abstract: In this work, we introduce a dual transformation network for single image contrast enhancement, which usually aims to improve global contrast and enrich local details. To this end, we propose two parallel branches to respectively… read more here.

Keywords: image contrast; dual transformation; contrast enhancement; transformation ... See more keywords
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No-Reference Image Contrast Evaluation by Generating Bidirectional Pseudoreferences

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Published in 2021 at "IEEE Transactions on Industrial Informatics"

DOI: 10.1109/tii.2020.3035448

Abstract: This article proposes a simple yet reliable no-reference image contrast evaluator (NICE) by generating bidirectional pseudoreferences (BPR). Different from the existing no-reference metrics that only operate on the contrast distorted image (CDI) itself, our proposed… read more here.

Keywords: image contrast; reference; generating bidirectional; reference image ... See more keywords