Articles with "block selection" as a keyword



Optimized Video Watermarking With Entropy-Aware Block Selection and Modified Hénon-Map Encryption

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Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3514974

Abstract: Video watermarking is a technique used to embed information into video content, ensuring privacy protection and preventing data misuse. However, watermarking schemes that rely on a single transform method are often vulnerable to noise and… read more here.

Keywords: block selection; video; video watermarking; entropy ... See more keywords

On Bank Assembly and Block Selection in Multidimensional Forced-Choice Adaptive Assessments

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Published in 2022 at "Educational and Psychological Measurement"

DOI: 10.1177/00131644221087986

Abstract: Multidimensional forced-choice (FC) questionnaires have been consistently found to reduce the effects of socially desirable responding and faking in noncognitive assessments. Although FC has been considered problematic for providing ipsative scores under the classical test… read more here.

Keywords: block selection; bank assembly; multidimensional forced; bank ... See more keywords

A novel skin pigment separation method based on sub-block selection and local clustering

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Published in 2025 at "PLOS One"

DOI: 10.1371/journal.pone.0332849

Abstract: Background Skin pigment separation is a key task in the fields of medical aesthetics, clinical analysis, and dermatological diagnosis. Existing pigment separation methods suffer from the problem of unclear separation between melanin and hemoglobin. Methods… read more here.

Keywords: pigment separation; block selection; skin pigment; separation ... See more keywords