Articles with "frequency domain" as a keyword



Associations of coronary plaque characteristics by integrated backscatter intravascular ultrasound with detectability of vessel external elastic lamina using optical frequency domain imaging in human coronary arteries: A sub‐analysis of the MISTIC‐1 trial

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Published in 2019 at "Catheterization and Cardiovascular Interventions"

DOI: 10.1002/ccd.28218

Abstract: We sought to examine associations between plaque characteristics by intravascular ultrasound (IVUS) and detectability of external elastic lamina (EEL) by optical frequency domain imaging (OFDI) in human coronary arteries. read more here.

Keywords: elastic lamina; intravascular ultrasound; optical frequency; external elastic ... See more keywords

Residual atherothrombotic burden after primary percutaneous coronary intervention and myocardial reperfusion—An optical frequency domain imaging study

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Published in 2019 at "Catheterization and Cardiovascular Interventions"

DOI: 10.1002/ccd.28429

Abstract: We aimed to assess the relationship between residual in‐stent atherothrombotic burden (ATB) after primary percutaneous coronary intervention (PCI) measured by optical frequency domain imaging (OFDI) using different measurement methods and myocardial blush grade (MBG). read more here.

Keywords: atherothrombotic burden; primary percutaneous; optical frequency; percutaneous coronary ... See more keywords

Frequency‐Domain Alignment of Heterogeneous, Multidimensional Separations Data Through Complex Orthogonal Procrustes Analysis

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Published in 2025 at "Journal of Chemometrics"

DOI: 10.1002/cem.70042

Abstract: Multidimensional separations data have the capacity to reveal detailed information about complex biological samples. However, data analysis has been an ongoing challenge in the area because the peaks that represent chemical factors may drift over… read more here.

Keywords: procrustes analysis; separations data; multidimensional separations; analysis ... See more keywords

Eicosapentaenoic acid therapy is associated with decreased coronary plaque instability assessed using optical frequency domain imaging

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Published in 2019 at "Clinical Cardiology"

DOI: 10.1002/clc.23185

Abstract: The relationship between eicosapentaenoic acid (EPA) therapy and coronary plaque stability assessed by optical frequency domain imaging (OFDI) has not been thoroughly described. read more here.

Keywords: eicosapentaenoic acid; therapy; optical frequency; coronary plaque ... See more keywords

Accurate Monte Carlo simulation of frequency‐domain optical coherence tomography

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Published in 2019 at "International Journal for Numerical Methods in Biomedical Engineering"

DOI: 10.1002/cnm.3177

Abstract: Abstract Optical coherence tomography (OCT) relies on optical interferometry to provide noninvasive imaging of living tissues. In addition to its 3D imaging capacity for medical diagnosis, its potential use for recovering optical parameters of biological… read more here.

Keywords: optical coherence; monte carlo; oct; coherence tomography ... See more keywords

Utilizing the spatial frequency domain imaging to investigate change in optical parameters of skin exposed to thermal‐hydrotherapy: Ex‐vivo study

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Published in 2022 at "International Journal of Imaging Systems and Technology"

DOI: 10.1002/ima.22731

Abstract: Hydrotherapy is a traditional clinical practice that has been widely used for pain relief. However, immersion in hot water influences skin's moisture and morphology. In this study, we investigate the physiological changes of ex‐vivo chicken… read more here.

Keywords: frequency domain; domain imaging; spatial frequency; optical parameters ... See more keywords

Toward feature space adversarial attack in the frequency domain

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Published in 2022 at "International Journal of Intelligent Systems"

DOI: 10.1002/int.23031

Abstract: Recent researchers have shown that deep neural networks (DNNs) are vulnerable to adversarial exemplars, making them unsuitable for security‐critical applications. Transferability of adversarial examples is crucial for attacking black‐box models, which facilitates adversarial attacks in… read more here.

Keywords: frequency domain; space; adversarial attack; feature space ... See more keywords

Real‐time breast lesion classification combining diffuse optical tomography frequency domain data and BI‐RADS assessment

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Published in 2024 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202300483

Abstract: Ultrasound (US)‐guided diffuse optical tomography (DOT) has demonstrated potential for breast cancer diagnosis, in which real‐time or near real‐time diagnosis with high accuracy is desired. However, DOT's relatively slow data processing and image reconstruction speeds… read more here.

Keywords: optical tomography; real time; time; breast ... See more keywords

Application of Spatial Frequency Domain Imaging in Early Detection of Dental Caries.

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Published in 2025 at "Journal of biophotonics"

DOI: 10.1002/jbio.202500443

Abstract: This study employed Spatial Frequency Domain Imaging (SFDI) at a wavelength of 530 nm and a spatial frequency of 0.4 mm-1 to measure the reduced scattering coefficient (μs') of artificially demineralized dental tissues across various demineralization durations.… read more here.

Keywords: demineralization; frequency domain; spatial frequency; domain imaging ... See more keywords

Method for Selecting the Down‐Sampling Factor of Photoacoustic Image by Using Cumulative Power Difference in Frequency Domain

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Published in 2025 at "Journal of Biophotonics"

DOI: 10.1002/jbio.70013

Abstract: As a novel non‐invasive imaging technology, a constraint of photoacoustic microscopy (PAM) is its imaging speed. Often, PAM utilizes sparse spatial sampling, which necessitates extensive prior experimentation to accurately select the down‐sampling factors. To overcome… read more here.

Keywords: cumulative power; frequency domain; factor; sampling factor ... See more keywords

Frequency-Domain Object Detection Network for Leukemia Diagnosis in Bone Marrow Microscopy.

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Published in 2025 at "Microscopy research and technique"

DOI: 10.1002/jemt.70081

Abstract: Leukemia remains a prevalent hematologic malignancy, and its morphological heterogeneity presents challenges for reliable identification under optical microscopy. To address this, we propose a frequency-domain guided object detection framework to assist leukemia diagnosis using high-resolution… read more here.

Keywords: diagnosis; object detection; microscopy; frequency domain ... See more keywords