• 183 Citations
  • 8 h-Index
20012020
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Research Output 2001 2020

2020

Applying fuzzy hough transform for identifying honed microgeometrical surfaces

Nagy, S., Solecki, L., Sziová, B., Sarkadi-Nagy, B. & Kóczy, L., jan. 1 2020, Studies in Computational Intelligence. Springer Verlag, p. 35-42 8 p. (Studies in Computational Intelligence; vol. 819).

Research output: Chapter

Hough transforms
Honing
Processing

On wavelet based enhancing possibilities of fuzzy classification methods

Lilik, F., Solecki, L., Sziová, B., Kóczy, L. & Nagy, S., jan. 1 2020, Information Technology, Systems Research, and Computational Physics. Kóczy, L. T., Mesiar, R., Kóczy, L. T., Kulczycki, P., Kulczycki, P., Kacprzyk, J. & Wisniewski, R. (eds.). Springer Verlag, p. 56-73 18 p. (Advances in Intelligent Systems and Computing; vol. 945).

Research output: Conference contribution

Wavelet analysis
Entropy
Telecommunication lines
Signal sampling
Sampling
2019
1 Citation (Scopus)

On structural entropy and spatial filling factor analysis of colonoscopy pictures

Nagy, S., Sziová, B. & Pipek, J., márc. 1 2019, In : Entropy. 21, 3, 256.

Research output: Article

Open Access
factor analysis
entropy
curves
image resolution
lesions

On the antecedent sets for fuzzy classification of colorectal polyps with stabilized KH interpolation

Nagy, S., Lilik, F. & Kóczy, L., jan. 1 2019, Studies in Computational Intelligence. Springer Verlag, p. 23-33 11 p. (Studies in Computational Intelligence; vol. 796).

Research output: Chapter

Interpolation
Entropy
Motion pictures
Personnel
Color

Wavelet analysis and structural entropy based intelligent classification method for combustion engine cylinder surfaces

Nagy, S. & Solecki, L., jan. 1 2019, Studies in Computational Intelligence. Springer Verlag, p. 127-138 12 p. (Studies in Computational Intelligence; vol. 794).

Research output: Chapter

Wavelet analysis
Engine cylinders
Entropy
Surface measurement
Silicones
2018

Contact problems in GaAs-based solar cells

Ürmös, A., Farkas, Z., Dobos, L., Nagy, S. & Nemcsics, Á., jan. 1 2018, In : Acta Polytechnica Hungarica. 15, 6, p. 99-124 26 p.

Research output: Article

Solar cells
Ohmic contacts
Metallizing
Electronic properties
Annealing

Detecting contours of pathological forms in colonoscopy images using a hybrid method

Georgieva, V., Petrov, P., Nagy, S. & Sziová, B., jan. 1 2018, In : Communication, Electromagnetics and Medical Application. 2018-October, p. 27-30 4 p.

Research output: Conference article

Template matching
Colonoscopy
Polyps
Screening
Image processing
3 Citations (Scopus)
Data transfer rates
Fuzzy inference
Membership functions
Telecommunication links
Telecommunication

On combination of wavelet transformation and stabilized KH interpolation for fuzzy inferences based on high dimensional sampled functions

Lilik, F., Nagy, S. & Kóczy, L., jan. 1 2018, Studies in Computational Intelligence. Springer Verlag, p. 31-42 12 p. (Studies in Computational Intelligence; vol. 758).

Research output: Chapter

Fuzzy inference
Interpolation
Fuzzy rules
Wavelet analysis
Teaching
replicas
Surface roughness
profiles
Geodesy
roughness
1 Citation (Scopus)

The effect of image feature qualifiers on fuzzy colorectal polyp detection schemes using KH interpolation - Towards hierarchical fuzzy classification of coloscopic still images

Nagy, S., Sziová, B. & Kóczy, L., okt. 12 2018, 2018 IEEE International Conference on Fuzzy Systems, FUZZ 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-July. 8491479

Research output: Conference contribution

Hierarchical Classification
Fuzzy Classification
Interpolation
Interpolate
Wavelet transforms
2017
1 Citation (Scopus)

Applicability of various wavelet families in fuzzy classification of access networks' telecommunication lines

Nagy, S., Lilik, F. & Kóczy, L., aug. 23 2017, 2017 IEEE International Conference on Fuzzy Systems, FUZZ 2017. Institute of Electrical and Electronics Engineers Inc., 8015644

Research output: Conference contribution

Telecommunication lines
Fuzzy Classification
Telecommunication Network
Wavelets
Fuzzy sets
5 Citations (Scopus)

Entropy based fuzzy classification and detection aid for colorectal polyps

Nagy, S., Lilik, F. & Kóczy, L., nov. 3 2017, 2017 IEEE AFRICON: Science, Technology and Innovation for Africa, AFRICON 2017. Institute of Electrical and Electronics Engineers Inc., p. 78-82 5 p. 8095459

Research output: Conference contribution

Tile
Entropy
Image processing
Polynomials
Color
1 Citation (Scopus)

The coupled cluster method and entanglement in three fermion systems

Lévay, P., Nagy, S., Pipek, J. & Sárosi, G., jan. 1 2017, In : Journal of Mathematical Physics. 58, 1, 012203.

Research output: Article

Entanglement
Fermions
fermions
communication
expansion
Wavelet analysis
Entropy
Image quality
Luminance
Pixels
2016

Multiresolution modeling of cavity resonators in microwave systems

Sziová, B., Nagy, S., Fehér, A. & Pipek, J., júl. 25 2016, 2016 13th International Conference on Synthesis, Modeling, Analysis and Simulation Methods and Applications to Circuit Design, SMACD 2016. Institute of Electrical and Electronics Engineers Inc., 7520651

Research output: Conference contribution

Cavity resonators
Wavelet analysis
Microwaves
Microwave circuits
Multiresolution analysis

Optimization of the prediction of second refined wavelet coefficients in electron structure calculations

Sziová, B., Nagy, S. & Pipek, J., jan. 1 2016, In : Open Physics. 14, 1, p. 643-650 8 p.

Research output: Article

optimization
coefficients
predictions
electrons
expansion
2015
9 Citations (Scopus)
Wave functions
Electronic structure
economics
electronic structure
Economics
7 Citations (Scopus)

Wavelet based fuzzy rule bases in pre-qualification of access networks' wire pairs

Lilik, F., Nagy, S. & Kóczy, L., nov. 18 2015, IEEE AFRICON Conference. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-November. 7332034

Research output: Conference contribution

Fuzzy rules
Optical cables
Wire
Insertion losses
Data transfer rates
2013
8 Citations (Scopus)
Adaptive Method
Wave functions
Wave Function
Wavelets
Refinement
1 Citation (Scopus)

Error estimation of wavelet based modeling of electromagnetic waves in waveguides and resonators

Feher, A., Nagy, S. & Pipek, J., 2013, 2nd Middle East Conference on Antennas and Propagation, MECAP 2013. 6618193

Research output: Conference contribution

Electromagnetic waves
Error analysis
Resonators
Waveguides
Differential equations

Wavelet analysis and finite difference modeling of multiple reflections in transmission lines

Feher, A., Bekefi, A. & Nagy, S., 2013, 2nd Middle East Conference on Antennas and Propagation, MECAP 2013. 6618201

Research output: Conference contribution

Wavelet analysis
Electric lines
2012
1 Citation (Scopus)

Plausible quantum-mechanical interpretations of RHEED oscillation

Nemcsics, Á. & Nagy, S., jan. 27 2012, In : Vacuum. 86, 6, p. 620-622 3 p.

Research output: Article

Quantum entanglement
Reflection high energy electron diffraction
oscillations
Electrons
high energy electrons
2011
Shielding
Electromagnetic fields
Multiresolution analysis
Differential equations
Semiconductor materials
Microscopes
Entropy
Charge distribution
Multiresolution analysis
Wavelet analysis
2 Citations (Scopus)

Topology analysis of scanning microscope images with structural entropy and discrete wavelet transform

Nagy, S. & Fehér, A., 2011, 2011 18th International Conference on Systems, Signals and Image Processing, Proceedings IWSSIP 2011. p. 101-104 4 p. 5977396

Research output: Conference contribution

Discrete wavelet transforms
Microscopes
Zinc
Entropy
Gold
2010
7 Citations (Scopus)

A wavelet-based adaptive method for determining eigenstates of electronic systems

Nagy, S. & Pipek, J., márc. 2010, In : Theoretical Chemistry Accounts. 125, 3-6, p. 471-479 9 p.

Research output: Article

eigenvectors
expansion
electronics
Electrons
cusps
2 Citations (Scopus)

On wavelet based modeling of radio frequency circuits, parts and electromagnetic fiels

Nagy, S. & Fehér, A., 2010, 2010 11th International Workshop on Symbolic and Numerical Methods, Modeling and Applications to Circuit Design, SM2ACD 2010. 5672288

Research output: Conference contribution

Electromagnetic fields
Networks (circuits)
Multiresolution analysis
Wavelet analysis
Data compression
2009
1 Citation (Scopus)

Fractal and structural entropy calculations on the epitaxially grown fulleren structures with the help of image processing

Nemcsics, Á., Nagy, S., Mojzes, I. & Turmezei, P., 2009, SISY 2009 - 7th International Symposium on Intelligent Systems and Informatics. p. 65-67 3 p. 5291194

Research output: Conference contribution

Fractals
Image processing
Entropy
Molecular beams
Fullerenes
3 Citations (Scopus)

Fractal properties of AlGeNi layers on GaAs surfaces

Varga, B., Molnár, L. M., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 251-253 3 p.

Research output: Article

Fractals
fractals
Scanning electron microscopy
Fractal dimension
Entropy
10 Citations (Scopus)

Fractal properties of gold, palladium and gold-palladium thin films on InP

Varga, B., Ürmös, A., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 247-250 4 p.

Research output: Article

Indium phosphide
indium phosphides
Palladium
Gold
Fractals
6 Citations (Scopus)

Investigation of the surface morphology on epitaxially grown fullerene structures

Nemcsics, Á., Nagy, S., Mojzes, I., Schwedhelm, R., Woedtke, S., Adelung, R. & Kipp, L., aug. 25 2009, In : Vacuum. 84, 1, p. 152-154 3 p.

Research output: Article

Fullerenes
fullerenes
Surface morphology
Vanadium
Molecular beams
15 Citations (Scopus)

Structural entropy in detecting background patterns of AFM images

Molnár, L. M., Nagy, S. & Mojzes, I., aug. 25 2009, In : Vacuum. 84, 1, p. 179-183 5 p.

Research output: Article

Atomic force microscopy
Entropy
atomic force microscopy
entropy
logarithms
1 Citation (Scopus)

The kinetic energy operator in the subspaces of wavelet analysis

Pipek, J. & Nagy, S., jún. 2009, In : Journal of Mathematical Chemistry. 46, 1, p. 261-282 22 p.

Research output: Article

Wavelet analysis
Wavelet Analysis
Kinetic energy
Subspace
Operator
2008
1 Citation (Scopus)

Artifacts of grid-based electron structure calculations

Pipek, J. & Nagy, S., okt. 13 2008, In : Chemical Physics Letters. 464, 1-3, p. 103-106 4 p.

Research output: Article

artifacts
grids
operators
Electrons
Electric commutation
Density Matrix
Qubit
Purification
Entanglement
purification
1 Citation (Scopus)

Some remarks to the nanowires grown on III-V substrate

Nemcsics, Á., Horváth, E., Nagy, S., Molnár, L. M., Mojzes, I. & Horváth, Z. J., 2008, ASDAM 2008 - Conference Proceedings of the 7th International Conference on Advanced Semiconductor Devices and Microsystems. p. 215-218 4 p. 4743320

Research output: Conference contribution

Nanowires
Substrates
Electron beams
Irradiation
Electrons
2007
1 Citation (Scopus)
splines
Metallizing
wavelet analysis
Splines
Wavelet transforms
11 Citations (Scopus)

Heat treatment parameters effecting the fractal dimensions of AuGe metallization on GaAs

Mojzes, I., Dominkovics, C., Harsányi, G., Nagy, S., Pipek, J. & Dobos, L., 2007, In : Applied Physics Letters. 91, 7, 073107.

Research output: Article

fractals
heat treatment
2006
10 Citations (Scopus)
Wave functions
eigenvectors
Trajectories
trajectories
wave functions
2005
7 Citations (Scopus)
electron orbitals
Wavelet decomposition
Carrier concentration
decomposition
Electrons
43 Citations (Scopus)

Elementary formula for entanglement entropies of fermionic systems

Lévay, P., Nagy, S. & Pipek, J., aug. 2005, In : Physical Review A. 72, 2, 022302.

Research output: Article

entropy
2003
2 Citations (Scopus)
Carrier concentration
Multiresolution analysis
expansion
Probability density function
Mathematical operators
2001
13 Citations (Scopus)
Multiresolution analysis
functionals
Carrier concentration
Mathematical operators
electron energy
9 Citations (Scopus)
cusps
operators
expansion
electrons
wave functions
cusps
operators
expansion
electrons
determinants