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Course, academic year 2023/2024
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Measurement Methods, Modelling and Processing of Experimental Data - NEVF503
Title: Měřící metody, modelování a zpracování experimentálních dat
Guaranteed by: Department of Surface and Plasma Science (32-KFPP)
Faculty: Faculty of Mathematics and Physics
Actual: from 2020
Semester: winter
E-Credits: 3
Hours per week, examination: winter s.:2/0, Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech, English
Teaching methods: full-time
Teaching methods: full-time
Guarantor: prof. RNDr. Zdeněk Němeček, DrSc.
prof. RNDr. Ondřej Santolík, Dr.
Class: DS, fyzika plazmatu a ionizovaných prostředí
Classification: Physics > Surface Physics and P. of Ion.M.
Comes under: Pro rok 2019/2020 + 2021/2022...
Annotation -
Last update: T_KEVF (16.05.2005)
Analog and digital signals and noises. Frequency spectra of the signal and noise. Filtering in frequency and in time and their mutual relation. Correlation function and its application to the signal processing. Statistical methods of data processing, probability distribution, moments, correlation coefficients. Least square methods, Marquardt method. Random processes. Spectral analysis. Wavelet transform and applications. The lecture is assigned to postgraduate students and it is held in odd years, only.
Course completion requirements - Czech
Last update: doc. RNDr. Jiří Pavlů, Ph.D. (14.06.2019)

Podmínkou zakončení předmětu je úspěšné složení zkoušky.

Literature - Czech
Last update: T_KEVF (16.05.2005)

J. Lamperti: Stochastic processes, Applied Mathematical Sciences, Springer-Verlag, New York, 1997.

H. W. Ott: Noise reduction techniques in electronic systems, John Wiley and Sons, New York, 1976.

H. Schmidt: Electronic analog/digital conversions, Van Nostrand Reinhold Company, New York, 1970.

W. H. Press, et al.: Numerical Recipes , Cambridge University Press, Cambridge, 1992.

K. Zvára, J. Štěpán: Pravděpodobnost a matematická statistika, MatfyzPress, 2001.

Requirements to the exam - Czech
Last update: doc. RNDr. Jiří Pavlů, Ph.D. (14.06.2019)

Zkouška je ústní a student dostává otázky dle sylabu předmětu v rozsahu, který byl prezentován na přednáškách.

Syllabus -
Last update: T_KEVF (16.05.2005)
1. Principles of modern measuring methods
Conversion of non-electrical to electrical quantities. Generators and detectors (detectors based on secondary emission, semiconductor detectors, coordinate sensitive detectors). Analog-to-digital conversion, quantization error and its reduction, sampling error. Methods of small signal measurement, noise reduction techniques.

2. Signal processing
Time-dependent electrical signal, its frequency spectrum. Modulation (amplitude, frequency, phase), demodulation, signal mixing. Filtering of frequency spectrum and frequency conversion, their mutual relations. Classification of filtering techniques, their advantages and disadvantages. Correlation function, its approximation, synchronous detection, lock-in amplifier.

3. Statistical methods of data processing
Probability, random vectors, pseudorandom sequences, bias and variance of estimates, correlation coefficients, parametric methods.

4. Data modelling
Interpolation, maximum likelyhood methods, general linear least squares method, singular values decomposition (SVD): theory and examples, non-linear least squares methods, confidence intervals, Golay-Savitzky filters, splines.

5. Random processes
Mean value, correlation, stationarity ergodicity, convolution, power spectra, multidimensional spectral analysis, wavelet analysis.

 
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