Примеры использования Spectral density на Английском языке и их переводы на Русский язык
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Finding the spectral density and determining the filter coefficients.
Additional time series support for partial correlation function and spectral density.
A constant power spectral density(PSD) value of 0,04 g2/Hz over a frequency interval of 15 to 1 000 Hz; and.
Being a sampled and discrete-time sequence, the spectral density is periodic in the frequency domain.
Model; spectral density; controlled variable; model parameters; spectral density plot.
A stationary random process does have an autocorrelation function and hence a spectral density according to the Wiener-Khinchin theorem.
The joint spectral density of many matrix distributions has a corresponding universal limiting form.
Spectral entropy is defined as a modified Shannon information entropy with power spectral density as a probability density function.
Power spectral density(PSD) of signals of this noise should not exceed level of natural fields more than on 60 dB.
A suitable condition for convergence to a sample function from the process is that the spectral density of the process be zero at all frequencies equal to and above half the sample rate.
The spectral density of BA model has a different shape from the semicircular spectral density of random graph.
Instead of measuring the evolution of the total fluorescence flux, such sensors record the spectral density of this flux excited by strong monochromatic laser light pulses of nanoseconds duration.
Maximum power spectral density of these waves takes place is in the 2.5-6 Hz range, at the leads which are found at the area of maximum of high-frequency field strength and contralateral ones.
Each mark has a caption where two parameters are given: L is a period in nm corresponding to selected point,S is an unnormalized intensity of spectral density in a point of Fourier plane.
Methods for reconstructing the spectral density of the energy brightness of natural objects from integrated measurements.
Annotation: As a result of research of noise properties of CdSe photo-resistors, it was discovered that when the backgroundnoise is of certain capacity, the minimum of noise appears depending on spectral density of noise voltage and bias voltage.
The choice of power spectral density allows to overcome the task of interval width selection for probability density. .
The hypothesis about thermal nature of cosmic radio emission(for example that of radio-galaxies, quasars and pulsars)was rejected on the grounds of the fact that the spectrum of this radiation shows the falling of spectral density of power S with the growth of frequency what contradicts Jeans law.
The new method is proposed for estimation of spectral density of signal energy and detailed components obtained with the use of discrete wavelet-decomposition of the signal.
The theorem establishes Shannon's channel capacity for such a communication link, a bound on the maximum amount of error-free information per time unit that can be transmitted with a specified bandwidth in the presence of the noise interference, assuming that the signal power is bounded, andthat the Gaussian noise process is characterized by a known power or power spectral density.
For Gaussian ensembles,the scaled spectral density of the matrices has a closed form for finite matrix dimension, related to the eigenfunctions of the quantum harmonic oscillator.
To compare such noise levels with the 120 dB criterion for gray whale disturbance(for continuous noise),they need to be presented in one-third octave power spectral density and integrated along the full frequency band(e.g. 2 Hz- 2 kHz) to show received SPL levels measured at acoustic monitoring locations.
Expressions to describe the spectral density of the controlled variable are obtained,spectral density plot with varying properties of object and controller settings is received, and model of the spectral density of the controlled variable is proposed.
Although the presentation of acoustic data in the form of maximum levels in dB at 90% percentile level of one-third octave power spectral density may be correct in principle, it is inappropriate in the present context because doing so makes it impossible to determine whether industrial noise associated with activities of the Sakhalin I and Sakhalin II projects did or did not exceed the threshold.
The spectral density of the device noise power(410 -17 W/Hz) was characterized by a high uniformity(±3 dB) and provided a therapeutically significant signal level at all bio-object resonance frequencies, that suggests repeatability and unambiguity of exposure result interpretation 17.
Broadband recording of‘emotional' signals of beluga whale revealed that spectral density of the recorded pulses could be up to 500 kHz and even more, which contradicts the common frequency-threshold characteristics of the receiving system of toothed whales.
Annotation: There are received the analytical expressions for photoconductivity signal and noise voltage spectral density consisting of all kinds of noise, of CdSe photo-resistor taking into account the parameters of an entrance circuit of the registration scheme when operating on the semiconductor of electric field and background noise.
In the past 15-20 years special area among them was occupied by low-level laser radiation( LLLR)due to such specific characteristics as monochromatic and high spectral density of radiation power, coherence, what has a result in a small divergence of light ray, possibility of simple focusing( defocusing) and transporting of radiation by optic lenses and mirrors, possibility of transmitting of light energy through optic fiber, transparency of upper skin layers and mucous membranes of man 's and animal 's organs for LLLR and so on.
There are obtained relations for the spectral densities and dispersion of movement of points of the middle surface of the shell, the dispersion pressure of the acoustic environment.
Suggest a method estimating the parameters of linear frequency modulation signal with the fine structure of the spectral components of the density distribution of the signal Wigner energy.