Results 81 to 90 of about 1,526,219 (182)

On the typical values of the cross-correlation measure

open access: yes, 2016
Gyarmati, Mauduit and S\'ark\"ozy introduced the \textit{cross-correlation measure} $\Phi_k(\mathcal{F})$ to measure the randomness of families of binary sequences $\mathcal{F} \subset \{-1,1\}^N$.
Mérai, László
core   +1 more source

Ultrasonic Cross-Correlation Flowmeters

open access: yesMeasurement and Control, 1993
Cross-correlation transit-time measuring instrumentation is now inherently accurate to a few ppm depending upon the sensing technology, but when ultrasonic sensors are used to measure fluid flow the accuracy is determined mainly by the fluid properties and flow profile.
J Coulthard, Y Yan
openaire   +2 more sources

Studying Attractor Symmetries by Means of Cross Correlation Sums

open access: yes, 1996
We use the cross correlation sum introduced recently by H. Kantz to study symmetry properties of chaotic attractors. In particular, we apply it to a system of six coupled nonlinear oscillators which was shown by Kroon et al.
Brock W A   +11 more
core   +2 more sources

Mechanisms for similarity matching in disparity measurement

open access: yesFrontiers in Psychology, 2014
Early neural mechanisms for the measurement of binocular disparity appear to operate in a manner consistent with cross-correlation-like processes. Consequently, cross-correlation, or cross-correlation-like procedures have been used in a range of models ...
Ross eGoutcher, Paul B Hibbard
doaj   +1 more source

Cross correlation of Lyman-alpha absorbers with gas-rich galaxies

open access: yes, 2006
The HI Parkes All Sky Survey (HIPASS) galaxy catalogue is cross-correlated with known low redshift, low column density (N_HI
Ryan-Weber, Emma V.
core   +1 more source

A semi-automatic approach to identify first arrival time: the Cross-Correlation Technique

open access: yesEarth Sciences Research Journal, 2014
The high-quality interpretation of seismic refraction data depends on the accurate and reliable identification of the first arrival times. First arrivals can be identified on a graphic or image by conventional picking, but this process depends on ...
Mustafa Senkaya, Hakan Karslı
doaj   +1 more source

FAULT LOCATION ON A DISTRIBUTION FEEDER USING FAULT GENERATED HIGH FREQUENCY CURRENT SIGNATURES

open access: yesASEAN Journal on Science and Technology for Development, 2017
This paper describes how the fault generated travelling waves detected in the current signals at a single location on a distribution feeder can be used for fault location.
Hashim Hizam, P.A. Crossley
doaj   +1 more source

Multifractal detrended cross-correlation analysis for two nonstationary signals

open access: yes, 2008
It is ubiquitous in natural and social sciences that two variables, recorded temporally or spatially in a complex system, are cross-correlated and possess multifractal features.
A. N. Kravchenko   +3 more
core   +1 more source

Cosmic Microwave and Infrared Backgrounds cross-correlation for ISW detection

open access: yes, 2012
We investigate the cross-correlation between the cosmic infrared and microwave backgrounds (CIB & CMB) anisotropies through the integrated Sachs-Wolfe effect.
Knox L, S Ilić
core   +1 more source

Dissecting multifractal detrended cross-correlation analysis

open access: yesPhysica A: Statistical Mechanics and its Applications
14 pages, 3 figures and 2 ...
Borko Stosic, Tatijana Stosic
openaire   +2 more sources

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