Results 341 to 350 of about 7,028,550 (415)

Acoustic Metamaterials for Noise Reduction: A Review

Advanced Materials & Technologies, 2022
Noise pollution has become a significant global problem in recent years. Unfortunately, conventional acoustic materials cannot offer substantial improvements in noise reduction.
Nansha Gao   +5 more
semanticscholar   +1 more source

CT Noise-Reduction Methods for Lower-Dose Scanning: Strengths and Weaknesses of Iterative Reconstruction Algorithms and New Techniques.

Radiographics, 2021
Iterative reconstruction (IR) algorithms are the most widely used CT noise-reduction method to improve image quality and have greatly facilitated radiation dose reduction within the radiology community.
P. Mohammadinejad   +9 more
semanticscholar   +1 more source

Particle Swarm Optimization Algorithm with Mutation Operator for Particle Filter Noise Reduction in Mechanical Fault Diagnosis

International journal of pattern recognition and artificial intelligence, 2020
In this paper, a new particle swarm optimization particle filter (NPSO-PF) algorithm is proposed, which is called particle cluster optimization particle filter algorithm with mutation operator, and is used for real-time filtering and noise reduction of ...
Hanxin Chen   +8 more
semanticscholar   +1 more source

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