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Automatic Technique for Spectral Analysis
The paper puts forward two automatic methods to deal with astronomical spectra. An automatic classification method of stellar spectra using the Self...
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Spectral Analysis of Random Networks
We review a general approach that describes the spectra of eigenvalues for random graphs with a local tree-like structure. The exact equations to the...
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Statistical Aspects of X-ray Spectral Analysis
This handbook chapter gives a modern introduction to spectral analysis of celestial X-ray sources. Concepts presented include the instrumentation...
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Statistical Aspects of X-ray Spectral Analysis
This handbook chapter gives a modern introduction to spectral analysis of celestial X-ray sources. Concepts presented include the instrumentation...
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High-Resolution Spectral Analysis
SPEX is an X-ray spectral fitting package that is optimised for analysing high-resolution astrophysical X-ray spectra observed by the current (e.g.,...
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Spectral Analysis of Heavy Metals in Soil Cover
The heavy metal content of the soil cover in Bishkek was measured in order to monitor the environmental safety level. Atomic emission spectral...
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Quasinormal modes in noncommutative Schwarzschild black holes: a spectral analysis
We present a comprehensive analysis of quasinormal modes (QNMs) for noncommutative geometry-inspired Schwarzschild black holes, encompassing both...
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Application of intelligent trajectory analysis based on new spectral imaging technology in basketball match motion recognition
In basketball game, the traditional motion recognition method is mainly based on video image processing technology, but due to the limited resolution...
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Structural, spectral and nonlinear optical analysis of cytosinium dihydrogen phosphite crystal
Cytosinium dihydrogen phosphite (CDHP), a semiorganic crystal has been grown by slowly evaporating the solvent. It crystallizes in triclinic system...
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Spectral efficiency analysis of spectral amplitude coding-based optical packet-switching networks using p value approach
In this paper, the spectral efficiency (SE) of an optical labeling operation with spectral amplitude coding (SAC) in optical packet-switching...
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Method for Comparison Testing of Parametric Power Spectrum Estimates: Spectral Analysis Via Time Series Synthesis
The task of comparison testing of time series power spectrum parametric estimates is considered. It is shown that an urgent problem that arises in...
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Hybrid Method of Speech Signals Spectral Analysis Based on the Autoregressive Model and Schuster Periodogram
The task of measuring the spectral density of power of a speech signal in sliding observation window mode is examined. A parametric approach to...
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Antenna optical communication spectral enhancement with energy analysis of photovoltaic cell microgrid environmental application
A technique for sending two separate optical vector signals on a single optical carrier with the same polarization state is suggested and...
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Space weathering record and pristine state of Ryugu samples from MicrOmega spectral analysis
The samples returned from asteroid Ryugu were collected both at its surface and at its subsurface by Hayabusa2 and can, thus, provide information on...
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DECH: A Software Package for Astronomical Spectral Data Processing and Analysis
Abstract —The article provides a brief description of the software package DECH for processing and analysis of astronomical spectra. DECH supports all...
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Application of Spectral Analysis for Diagnostics of Precision Motion of Optical and Mechanical Units
We perform spectral studies of the vibrational phenomena which are caused by imperfection of the optical and mechanical units used in the...
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Numerically efficient full-vectorial rational Chebyshev pseudo-spectral modal analysis for optical Waveguides
In this paper, an efficient full-vectorial modal analysis based on the rational Chebyshev pseudo-spectral method (V-RCPSM) is introduced to analyze 3...
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Analysis of crosstalk in spectral beam-combining systems based on oscillation modes
The output spectra and combining efficiency of the spectral beam-combining (SBC) system are significantly affected by the crosstalk effect. An...
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Spectral Analysis
This chapter provides fundamental information concerning basic mathematical tools used to interpret signals that vary in space and time....