Results 41 to 50 of about 67,702 (286)

Search and retrieval method of similar plasma waveforms

open access: yesFusion Engineering and Design, 2004
Abstract Fusion plasma experiments often produce many channels of time-varying waveforms, and the assistance of a computational method to find similar waveforms could accelerate data analysis. To accelerate computer aided search, a so-called “thumb-indexed” reference will be required in the waveform database.
H Nakanishi, T Hochin, M Kojima
openaire   +1 more source

Algorithm for Designing Waveforms Similar to Linear Frequency Modulation Using Polyphase-Coded Frequency Modulation

open access: yesRemote Sensing
Linear frequency modulation (LFM) waveforms have been widely adopted due to their excellent performance characteristics, such as good Doppler tolerance and ease of physical implementation. However, LFM waveforms suffer from high autocorrelation sidelobes
Pengpeng Wang   +3 more
doaj   +1 more source

Finite-Frequency SKS Splitting: Measurement and Sensitivity Kernels [PDF]

open access: yes, 2008
Splitting of SKS waves caused by anisotropy may be analyzed by measuring the splitting intensity, i.e., the amplitude of the transverse signal relative to the radial signal in the SKS time window. This quantity is simply related to structural parameters.
Paulssen, Hanneke   +3 more
core   +1 more source

Optimisation of practically constrained waveforms for Rician target detection with multiple‐input‐multiple‐output radar

open access: yesIET Radar, Sonar & Navigation, 2022
In this paper, the waveform design for Rician target detection with multiple‐input‐multiple‐output radar is addressed. The relative entropy between the distributions of the observations under two hypotheses is employed as the design metric.
Xuyang Wang, Bo Tang, Ming Zhang
doaj   +1 more source

Determination of wave intensity in flexible tubes using measured diameter and velocity [PDF]

open access: yes, 2007
Wave intensity (WI) is a hemodynamics index, which is the product of changes in pressure and velocity across the wave-front. Wave Intensity Analysis, which is a time domain technique allows for the separation of running waves into their forward and ...
Feng, J, Khir, AW
core   +1 more source

Analysis of a Modern Voice Morphing Approach using Gaussian Mixture Models for Laryngectomees

open access: yes, 2012
This paper proposes a voice morphing system for people suffering from Laryngectomy, which is the surgical removal of all or part of the larynx or the voice box, particularly performed in cases of laryngeal cancer.
Chadha, Aman   +2 more
core   +2 more sources

Collapsed speech segment detection and suppression for WaveNet vocoder

open access: yes, 2018
In this paper, we propose a technique to alleviate the quality degradation caused by collapsed speech segments sometimes generated by the WaveNet vocoder.
Hayashi, Tomoki   +4 more
core   +1 more source

Extracting More Data from LiDAR in Forested Areas by Analyzing Waveform Shape [PDF]

open access: yes, 2012
Light Detection And Ranging (LiDAR) in forested areas is used for constructing Digital Terrain Models (DTMs), estimating biomass carbon and timber volume and estimating foliage distribution as an indicator of tree growth and health. All of these purposes
Adams, Thomas   +2 more
core   +3 more sources

Waveform similarity-based recurrent temporary fault identification in a medium-voltage distribution network

open access: yesDiance yu yibiao
Temporary faults in a medium-voltage distribution network may recur many times before they evolve into permanent faults. To accurately identify recurrent temporary faults can help to realize fault anticipation, reduce the occurrence of a permanent fault ...
CHEN Lin   +3 more
doaj   +1 more source

Observing mergers of non-spinning black-hole binaries

open access: yes, 2010
Advances in the field of numerical relativity now make it possible to calculate the final, most powerful merger phase of binary black-hole coalescence for generic binaries.
Bernard J. Kelly   +3 more
core   +1 more source

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