Results 21 to 30 of about 877,500 (268)
Aim of study: Understanding inter- and intra-specific competition for water is crucial in drought-prone environments. However, little is known about the spatial interdependencies for water uptake among individuals in mixed stands.
Carles Comas +3 more
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Background: Chronic obstructive pulmonary disease (COPD) has considerable effects on cardiac functions, including those of the right ventricle, left ventricle, and pulmonary blood vessels.
Subhadip Basak +5 more
doaj +1 more source
Cross-correlation and maximum-likelihood analysis: a new approach to combining cross-correlation functions [PDF]
6 pages, 7 figures, accepted for publication in ...
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Features of Bearing on Underwater Object Using Phase Information of a Differential Stereo Sensor
Introduction. Safety of navigation and development of underwater mineral deposits require the accurate detection of various underwater objects. The literature discusses the issues of tracking their motion and trajectory.
V. A. Shirokov +2 more
doaj +1 more source
Qualitative elemental analysis using a cross-correlation function
This paper reports on the effectiveness of a method of qualitative cross-correlation analysis for the automatic determination of the presence of elements in a sample using its atomic emission spectrum. The method is based on the calculation of the cross-correlation function of the recorded spectrum and the set of specially transformed element spectral ...
Pankratov, S. V. +2 more
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IntroductionReinvestigating the S-curve phenomena at the industry level provides deeper insights about industry-specific trade dynamics, at aggregate-level analysis often complicates.
Riaz Ahmad +5 more
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AUTOCORRELATION AND CROSS-CORRELATION FLOW ANALYSIS ALONG THE CONFLUENCE OF THE KUPA AND SAVA RIVERS
In this paper, an autocorrelation and cross-correlation analysis of the flow of the Kupa and Sava rivers was performed. The analysis was performed at hydrological stations close to the confluence of these two rivers near the city of Sisak, based on data ...
Marta Caren, Krešimir Pavlić
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Abstract Background Sickle cell disease (SCD) is an autosomal recessive hemoglobinopathy affecting millions of individuals worldwide. The clinical expression and psychosocial burden of SCD vary widely across geographical, cultural, and healthcare system contexts, underscoring the need for setting‐specific approaches to assessment.
Desiré Fantasia +7 more
wiley +1 more source
Horizontal spatial correlation of reverberation for rough sea-bottom interface [PDF]
Correlation sonar, which estimates the velocity of vessel utilizing the principle of waveform invariance, can achieve the sampling of the horizontal spatial correlation of sea-bottom reverberation. The horizontal spatial correlation can be expressed as a
Yan Shanyong, Wang Changhong
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Cross-Correlation Functions for a Neuronal Model
Cross-correlation functions, R(XY)(t,tau), are obtained for a neuron model which is characterized by constant threshold theta, by resetting to resting level after an output, and by membrane potential U(t) which results from linear summation of excitatory postsynaptic potentials h(t). The results show that: (1) Near time lag tau = 0, R(XY)(t,tau) = f(U)
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