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Nonlinear image encryption based on phase truncation and phase retrieval operation
In this paper, a nonlinear optical image encryption scheme using a phase retrieval algorithm (PRA) and phase-truncated Fourier transform (PTFT) is...
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Measurement of image sensor tilt based on amplitude and phase of image
In this study, we present a new method for measuring the tilt of an image sensor to the lens. The assembly accuracy of the lens and image sensor...
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Reconfigurable image processing metasurfaces with phase-change materials
Optical metasurfaces have enabled analog computing and image processing within sub-wavelength footprints, and with reduced power consumption and...
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PhaseFIT: live-organoid phase-fluorescent image transformation via generative AI
Organoid models have provided a powerful platform for mechanistic investigations into fundamental biological processes involved in the development...
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A Novel Image Artifact Removal Scheme for Phase Percent Quantification of Dual-Phase Steel Microstructures
The current study is focused on a novel methodology that removes the artifacts after automated segmentation of micrographs using some efficient image...
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Utilization of the double random phase encoding algorithm for secure image communication
With the advancements in multimedia communications, it has become apparent that there is a bad need to perform image communication with a confidence...
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A Two-Phase Reference-Free Approach for Low-Light Image Enhancement
Reference-free low-light image enhancement methods only employ low-light images during training, thereby significantly alleviating the over-reliance...
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Optical image encryption based on Fourier ptychography and plaintext-related chaotic random phase mask
In this paper, we propose an optical image encryption based on LED-illuminated Fourier ptychography (FP) and plaintext-related chaotic random phase...
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Optical single-channel color image encryption based on chaotic palmprint phase masks
This paper presents an optical single-channel color image encryption scheme based on chaotic palmprint phase masks (CPPM) and Fresnel transform...
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A comparative analysis of phase retrieval algorithms in asymmetric double image cryptosystem in gyrator domain
In this paper, an asymmetric scheme based on double image using phase retrieval algorithms in gyrator domain is reported. The double images are...
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Optical Image Encryption Based on Chaotic Palmprint Phase Mask and Phase-Shifting Digital Holography
In our study, we introduce an innovative optical grayscale image encryption approach that leverages chaotic palmprint phase masks (CPPMs) in...
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Optical image hiding based on chaotic fingerprint phase mask and diffractive imaging
This paper presents a novel optical image hiding scheme that employs chaotic fingerprint phase masks (CFPMs) and diffractive imaging. The proposed...
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CBCT-based three-dimensional dual-phase vascular image fusion: a novel technique for interventional real-time TIPS guidance
BackgroundDue to the invisibility of the portal vein (PV), how to puncture the PV accurately and safely in transjugular intrahepatic portosystemic...
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Phase-Preserved Curvelet Thresholding for Image Denoising
Noise corrupts all frequency sub-bands during multiscale representation of any degraded image. Naïve hard thersolding in Curvelet may not be...
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Video reconstruction from a single motion blurred image using learned dynamic phase coding
Video reconstruction from a single motion-blurred image is a challenging problem, which can enhance the capabilities of existing cameras. Recently,...
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A Novel Phase Congruency-Based Image Matching Method for Heterogenous Images
Since different imaging principles of different ges lead to imaging results exhibiting nonlinear intensity differences, this phenomenon makes the...
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Deep learning-based image reconstruction for the multi-arterial phase images: improvement of the image quality to assess the small hypervascular hepatic tumor on gadoxetic acid-enhanced liver MRI
PurposeTo evaluated the impact of a deep learning (DL)-based image reconstruction on multi-arterial-phase magnetic resonance imaging (MA-MRI) for...
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Optical phase-truncation-based double-image encryption using equal modulus decomposition and random masks
This work reports an optical double-image crosstalk free encryption scheme that employs equal modulus decomposition and random masks. For the...
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A double-embedding hidden image encryption and authentication scheme based on compressed sensing and double random phase encoding
The image may be maliciously tampered when transmitted on the shared platform, and the receiver cannot determine whether the received image is a true...
