**Research interest:**

- Discrete tomography
- reconstruction of discrete sets from their projections
- discrete tomography with geometrical priors
- reconstruction (meta)heuristics
- applications of learning methods (decision trees, neural networks) in discrete tomography
- projection selection algorithms in binary tomography

**Scientific talks:**

- CSCS 2002 - 3
^{rd}Conference of PhD Students in Computer Science, Szeged, Hungary, July 1-4, 2002 - DGCI 2003 - 11
^{th}International Conference on Discrete Geometry for Computer Imagery, Naples, Italy, November 19-21, 2003 - CSCS 2004 - 4
^{th}Conference of PhD Students in Computer Science, Szeged, Hungary, July 1-4, 2004 - DGCI 2005 - 12
^{th}International Conference on Discrete Geometry for Computer Imagery, Poitiers, France, April 13-15, 2005 - Workshop on Discrete Tomography and Its Applications - New York City, USA, June 13-15, 2005
- CSCS 2006 - 5
^{th}Conference of PhD Students in Computer Science, Szeged, Hungary, June 27-30, 2006 - SSIP 2006 - 14
^{th}Summer School on Image Processing, Szeged, Hungary, June 29 - July 8, 2006 - DGCI 2006 - 13
^{th}International Conference on Discrete Geometry for Computer Imagery, Szeged, Hungary, October 25-27, 2006 - KÉPAF 2007 - 6
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Debrecen, Hungary, January 25-27, 2007 - SCIA 2007 - 15
^{th}Scandinavian Conference on Image Analysis, Aalborg, Denmark, June 10-14, 2007 - SSIP 2007 - 15
^{th}Summer School on Image Processing, Szeged, Hungary, July 6-15, 2007 - ISPA 2007 - 5
^{th}International Symposium on Image and Signal Processing and Analysis, Istanbul, Turkey, September 27-29, 2007 - IWCIA 2008 -
12
^{th}International Workshop on Combinatorial Image Analysis, Buffalo, USA, April 7-9, 2008 - SSIP 2008 - 16
^{th}Summer School on Image Processing, Vienna, Austria, July 7-16, 2008 - ACIVS 2008 - 10
^{th}International Conference on Advanced Concepts for Intelligent Vision Systems, Juan-les-Pins, France, October 20-24, 2008 - ISVC 2008 - 4
^{th}International Symposium on Visual Computing, Las Vegas, USA, December 1-3, 2008 -
KÉPAF 2009 -
7
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Budapest, Hungary, January 28-30, 2009 - SSIP 2009
- 17
^{th}Summer School on Image Processing, Debrecen, Hungary, July 2-11, 2009 - AIP
2009
- 5
^{th}Conference on Applied Inverse Problems, Vienna, Austria, July 20-24, 2009 - IWCIA 2009 -
13
^{th}International Workshop on Combinatorial Image Analysis, Playa del Carmen, Mexico, November 24-27, 2009 - TAIR 2010 - Meeting on Discrete and Geometric Tomography and Applications, Milan, Italy, April 22-23, 2010
- CompIMAGE 2010 - 2
^{nd}International Symposium on Computational Modeling of Objects Represented in Images, Buffalo, USA, May 5-7, 2010 - SSIP 2010
- 18
^{th}Summer School on Image Processing, Cluj-Napoca, Romania, July 8-17, 2010 - WADGMM 2010 - Workshop on Applications of Discrete Geometry and Mathematical Morphology, Istanbul, Turkey, August 22, 2010 (coauthor's presentation)
- ISVC 2010 - 6
^{th}International Symposium on Visual Computing, Las Vegas, USA, November 29 - December 1, 2010 - ACIVS 2010 - 12
^{th}International Conference on Advanced Concepts for Intelligent Vision Systems, Sydney, Australia, December 13-16, 2010 - KÉPAF 2011 -
8
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Szeged, Hungary, January 25-28, 2011 (coauthor's presentation) - SPPRA
2012 - 9
^{th}IASTED International Conference on Signal Processing, Pattern Recognition and Applications, Crete, Greece, June 18-20, 2012 - ICIAR 2012 -
9
^{th}International Conference on Image Analysis and Recognition, Aveiro, Portugal, June 25-27, 2012 - SSIP 2012
- 20
^{th}Summer School on Image Processing, Vienna, Austria, July 4-13, 2012 - CompIMAGE 2012 - 3
^{rd}International Symposium on Computational Modeling of Objects Represented in Images, Rome, Italy, September 5-7, 2012 (coauthor's presentation) - IWCIA 2012 -
15
^{th}International Workshop on Combinatorial Image Analysis, Austin, TX, USA, November 28-30, 2012 (coauthor's presentation) - KÉPAF
2013 -
9
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Bakonybél, Hungary, January 29 - February 1, 2013 (coauthor's presentation) - ISPA 2013 - 8
^{th}International Symposium on Image and Signal Processing and Analysis, Trieste, Italy, September 4-6, 2013 - Scientific Kick-Off Meeting of the EXTREMA COST Action, Grenoble, France, October 10-11, 2013 (joint presentation with J. Sijbers)
- ACIVS 2013 - 15
^{th}International Conference on Advanced Concepts for Intelligent Vision Systems, Poznan, Poland, October 28-31, 2013 (coauthor's presentation) - CIARP 2013 -
18
^{th}Iberoamerican Congress on Pattern Recognition, Havana, Cuba, November 20-23, 2013 - TAIR 2014 - Meeting on Tomography and Applications: Discrete Tomography and Image Reconstruction, Milan, Italy, May 7-9, 2014
- SSIP 2014 -
22
^{th}Summer School on Image Processing, Zagreb, Croatia, July 9-18, 2014 - CIARP 2014 -
19
^{th}Iberoamerican Congress on Pattern Recognition, Puerto Vallarta, Mexico, November 2-5, 2014 - ISVC 2014 -
10
^{th}International Symposium on Visual Computing, Las Vegas, USA, December 8-10, 2014 - KÉPAF
2015 -
10
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Kerekegyháza, Hungary, January 27-30, 2015 (coauthor's presentation) - SSIP 2015
- 23
^{th}Summer School on Image Processing, Szeged, Hungary, July 9-18, 2015 - DGCI 2016 -
19
^{th}International Conference on Discrete Geometry for Computer Imagery, Nantes, France, April 18-20 2016 (coauthor's presentation) - MATCOS 2016 -
5
^{th}Middle-European Conference on Applied Theoretical Computer Science, Koper, Slovenia, October 12-13, 2016 (coauthor's presentation) - KÉPAF
2017 -
11
^{th}Conference of the Hungarian Association for Image Processing and Pattern Recognition, Szováta, Romania, January 24-2, 2017

**Further conference, workshop attendance:**

- DGCI 2013 -
17
^{th}International Conference on Discrete Geometry for Computer Imagery, Sevilla, Spain, March 20-22, 2013 - Lorentz Center Workshop on Advanced X-ray Tomography, Leiden, the Netherlands, February 10-14, 2014
- INTO 2014 - Industrial Tomography Workshop 2014, Helsinki, Finland, October 13-15, 2014
- TAIR 2015 - Meeting on Tomography and Applications - Discrete Tomography and Image Reconstruction, Milan, Italy, April 20-22, 2015
- INTO 2015 - International Workshop on Industrial Tomography, Antwerp, Belgium, November 4-6, 2015
- TAIR 2016 - Meeting on Tomography and Applications - Discrete Tomography and Image Reconstruction, Milan, Italy, March 21-23, 2016
- ProBioTo 2016 - International Workshop on Process and Biomedical Tomography, Warsaw, Poland, November 7-9, 2016
- TAIR 2017 - Meeting on Tomography and Applications - Discrete Tomography and Image Reconstruction, Milan, Italy, May 15-17, 2017

**Awards, grants:**

- Best Talk of the Session Award, CSCS 2002
- Excellent Talk Award, CSCS 2004
- Best Talk of the Session Award, CSCS 2006
- János Bolyai Research Scholarship, Hungarian Academy of Sciences, 2009-2012
- János Kemény Prize, John von Neumann Computer Society, 2009
- Bolyai Memorial Certificate, Hungarian Academy of Sciences, 2013
- Zoltán Magyary Postdoctoral Scholarship, National Excellence Program, 2013-2014
- Innovation Award, University of Szeged, 2017

**Foreign activities:**

- CEEPUS Scholarship: System Software Group, Institute of Informatics, Johannes Kepler Universität, Linz, Austria (2000, 4 months)
- Student work: SIEMENS ICN EN S KGA, München, Germany (2001, 1 month)
- CEEPUS Scholarship: Inst. für Maschinelles Sehen und Darstellen, Technische Universität, Graz, Austria (2008, 1 month)
- CEEPUS Scholarship: Inst. für Maschinelles Sehen und Darstellen, Technische Universität, Graz, Austria (2009, 1 month)
- CEEPUS Scholarship: Faculty of Electronics, Telecommunications and Information Technology, Technical University of Cluj-Napoca, Romania (2010, 1 month)
- Visiting researcher: ASTRA Group, Vision Lab, University of Antwerp, Belgium (2011, 2x1 months)
- CEEPUS Scholarship: Department of Radiology, Medical University of Vienna, Austria (2012, 2 weeks)
- CEEPUS Scholarship: Faculty of Electrical Engineering and Computing, University of Zagreb, Croatia (2014, 2 weeks)
- CEEPUS Scholarship: Faculty of Technical Sciences, University of Novi Sad, Serbia (2015, 2 weeks)
- Visiting researcher: Dipartimento di Ingegneria dell'Informazione e Scienze Matematiche, University of Siena, Italy (2016, 2 weeks)

**Membership:**

- NJSZT - John von Neumann Computer Society (since 2005)
- KÉPAF - IAPR Hungarian Association for Image Analysis and Pattern Recongnition (since 2005)
- IEEE Signal Processing Society (2008-2010)
- HAS - Public Body of the Hungarian Academy of Sciences (Section of Engineering Sciences, Committee of Informatics) (since 2009)

**Projects:**

- OTKA T048476 - New Directions in Discrete Tomography and Its Applications in Neutron Radiography, member (2005-2008) (finished with excellent degree)
- BO/271/09 - Advanced Methods for Discrete Tomography with Priors and Applications, principal investigator (2009-2012) (finished with excellent degree)
- TÁMOP-4.2.2/08/1/2008-0008 - Sensor Network Based Data Collection and Information Processing, subproject leader (2009-2011)
- TÁMOP-4.2.1/B-09/1/KONV-2010-0005 - Establishment of Center of Excellence of University of Szeged, member (2010-2012)
- OTKA PD100950 - Advanced Methods for Discrete Tomography with Priors and Applications, principal investigator (2012-2014) (finished with excellent degree)
- TÁMOP-4.2.2.A-11/1/KONV-2012-0073 - Telemedicine Oriented Research on the Fields of Mathematics, Informatics and Medical Sciences, subproject leader (2013-2015)
- TÁMOP-4.2.4.A/2-11-1-2012-0001/A2-MZPD-102-0223 - Novel Image Features and Structural Information in Discrete Image Reconstruction, principal investigator (2013-2014) (finished with excellent degree)
- COST MP1207 - Enhanced X-ray Tomographic Reconstruction: Experiment, Modeling, and Algorithms, Management Committee member, STSM coordinator (2013-2017)
- GOP-1.1.1-11-2012-0509 - Multi-View Phase Contrast Radioscopy 3D Scanner System for Industrial Tyre Investigation Purposes, subproject leader (2014-2015)
- VKSZ-12-1-2013-0012 - Intelligent and Inclusive Healthcare Information and Decision Support System (Analytic Healthcare Quality User Information), member (2014-2017)
- OTKA K112998 - Discrete Tomography from Incomplete and Uncertain Data: Modelling, Algorithms, and Applications, principal investigator (2015-2017)

**Further activities**

- Acta Cybernetica, reviewer
- Acta Informatica, reviewer
- AKCE International Journal of Graphs and Combinatorics, reviewer
- Annals of Mathematics and Artificial Intelligence, reviewer
- Chinese Optics Letters, reviewer
- Computational Optimization and Applicationss, reviewer
- Computer Methods and Programs in Biomedicine, reviewer
- Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, reviewer
- Computer Vision and Image Understanding, reviewer
- Discrete Applied Mathematics, reviewer
- Fundamenta Informaticae, reviewer
- Graphical Models, reviewer
- IEEE Transactions on Evolutionary Computation, reviewer
- IEEE Transactions on Image Processing, reviewer
- IEEE Transactions on Information Theory, reviewer
- IEEE Transactions on Medical Imaging, reviewer
- Intelligent Data Analysis, reviewer
- International Journal of Metaheuristics, reviewer
- International Transactions in Operational Research, reviewer
- Journal of Computational and Applied Mathematics, reviewer
- Journal of Mathematical Imaging and Vision, reviewer
- Journal of Mathematical Modelling and Algorithms, reviewer
- Lecture Notes in Computer Science, reviewer
- Pattern Recognition Letters, reviewer
- Pure Mathematics and Applications, reviewer
- RAIRO - Operations Research, reviewer
- SIAM Journal of Discrete Mathematics, reviewer
- Theoretical Computer Science, reviewer
- IWCIA 2009, member of program committee
- CompIMAGE 2010, session chair
- CSCS 2010, session chair
- KÉPAF 2011, member of program committee, session chair
- IWCIA 2012, member of program committee
- SPPRA 2012, session chair
- KÉPAF 2013, member of program committee
- DGCI 2013, member of reviewing committee
- ISPA 2013, special track organizer, member of program committee
- BIOIMAGING 2014, member of program committee
- IWCIA 2014, member of program committee
- ISPA 2015, special track organizer, member of program committee
- BIOIMAGING 2015, member of program committee
- IWCIA 2015, member of program committee
- BIOIMAGING 2016, member of program committee
- Workshop on Large Scale Tomography 2016, member of organizing committee
- DGCI 2016, session chair
- CSCS 2016, session chair
- BDAS 2017, member of program commitee
- BIOIMAGING 2017, member of program commitee
- IWCIA 2017, member of program committee
- ISPA 2017, member of program committee

**Scientific publications:**

Download my selected publications

Download the list of my independent citations

**Book chapter:**

[1]
P. Balázs: Decomposition algorithms for
reconstructing discrete sets with disjoint components, In G.T. Herman, A. Kuba
(Eds.), *Advances in Discrete Tomography
and Its Applications,* Birkhäuser, Boston, pp. 153-173, 2007.

**Journal articles:**

[1]
P. Balázs, E. Balogh, A. Kuba: Reconstruction of
8-connected but not 4-connected *hv*-convex
discrete sets, *Discrete Applied
Mathematics* (Elsevier) **147**
149-168 (2005), IF: 0.585

[2]
P. Balázs: A decomposition technique for
reconstructing discrete sets from four projections, *Image and Vision Computing *(Elsevier) **25:10** 1609-1619 (2007), IF: 1.027

[3]
P. Balázs: On the ambiguity of reconstructing *hv*-convex binary matrices with
decomposable configurations, *Acta
Cybernetica* **18(3)** 367-377 (2008)

[4]
P. Balázs: A framework for generating
some discrete sets with disjoint components by using uniform
distributions, *Theoretical
Computer Science* (Elsevier) **406** 15-23
(2008), IF: 0.806

[5]
P. Balázs: Discrete tomographic
reconstruction of binary images with disjoint components using shape
information,
*International Journal of Shape
Modeling*
(World Scientific)
**14:2** 189-207 (2008)

[6]
P. Balázs: A benchmark set for the reconstruction of *hv*-convex discrete sets, *Discrete Applied Mathematics*
(Elsevier)
**157** 3447-3456 (2009), IF: 0.816

[7]
M. Gara, T.S. Tasi, P. Balázs: Learning connectedness and convexity of binary images from their projections, *Pure Mathematics and Applications*
**20:1-2** 27-48 (2009)

[8]
L. Varga, P. Balázs, A. Nagy: Projection selection dependency in binary tomography, *Acta Cybernetica*
**20(1)** 167-187 (2011)

[9]
L. Varga, P. Balázs, A. Nagy:
Direction-dependency of binary tomographic reconstruction
algorithms, *Graphical Models*
(Elsevier) **73** 365-375 (2011), IF: 1.000

[10]
K.J. Batenburg, W.J. Palenstijn, P. Balázs, J. Sijbers:
Dynamic angle selection in binary tomography,
*Computer Vision and Image Understanding*
(Elsevier) **117(4)** 306-318 (2013), IF: 1.358

[11]
N. Hantos, P. Balázs:
The reconstruction of polyominoes from horizontal and vertical projections
and morphological skeleton is NP-complete,
*Fundamenta Informaticae* (IOS Press)
**125(3-4)** 343-359 (2013), IF: 0.479

[12]
P. Balázs:
Complexity results for reconstructing binary images with disjoint
components from horizontal and vertical projections,
*Discrete Applied Mathematics* (Elsevier) **161**
2224-2235 (2013), IF: 0.677

[13]
Z. Ozsvár, P. Balázs:
An empirical study of reconstructing hv-convex
binary matrices from horizontal and vertical projections,
*Acta Cybernetica*
**21** 149-163 (2013)

[14]
A. Bogdanov, V. Endrész, Sz. Urbán, I.
Lantos, J. Deák, K. Burián, K. Önder, F. Ayaydin, P. Balázs, Dezső P.
Virók: Application of DNA chip scanning technology for automatic
detection of Chlamydia trachomatis and Chlamydia pneuomoniae inclusions,
*Antimicrobal Agents and
Chemotherapy* (ASM)
**58(1)** 405-413 (2014), IF: 4.565*

[15]
N. Hantos, P. Balázs:
Random generation of hv-convex polyominoes with given horizontal projection,
*Fundamenta Informaticae* (IOS Press)
**135(1-2)** 103-115 (2014), IF: 0.479*

[16]
L.G. Varga, L.G. Nyúl, A. Nagy, P. Balázs:
Local and global uncertainty in binary tomographic reconstruction,
*Computer Vision and Image Understanding*
(Elsevier) **129** 52-62 (2014), IF: 1.358*

[17]
L. Varga, P. Balázs, A. Nagy:
Discrete tomographic reconstruction via adaptive weighting of gradient descents,
*Computer Methods in Biomechanics and
Biomedical Engineering: Imaging & Visualization* (Taylor &
Francis) **3(2)** 100-109 (2015)

[18]
N. Hantos, P. Balázs: Eliminating switching components in binary matrices by 0-1 flips
and column permutations, *Fundamenta Informaticae* (IOS Press) **141(2-3)** 135-150 (2015), IF: 0.717

[19]
P. Balázs, Z. Ozsvár, T.S. Tasi, L.G. Nyúl: A measure of directional convexity inspired by binary tomography, *Fundamenta Informaticae* (IOS Press)
**141(2-3)** 151-167 (2015), IF: 0.717

[20]
N. Hantos, Sz. Iván, P. Balázs, K. Palágyi:
Binary image reconstruction from a small number of projections and the morphological skeleton,
*Annals of Mathematics and Artificial
Intelligence* (Springer) **75(1)** 195-216 (2015), IF:
0.691*

[21]
A. Janovszky, A. Szabó, R. Varga, D. Garab, M. Boros, C. Mester, N. Beretka, T. Zombori, H.P. Wiesmann, R. Bernhardt, I. Ocsovszki, P. Balázs, J. Piffkó:
Periosteal microcirculatory reactions in a zoledronate-induced osteonecrosis model of the jaw in rats,
*Clinical Oral Investigations* (Springer) **19(6)** 1279-1288 (2015), IF: 2.35*

[22]
T. Lukic, P. Balázs:
Binary tomography reconstruction based on shape orientation,
*Pattern Recognition Letters* (Elsevier) **79** 18-24 (2016), IF: 1.56*

**Selected
conference papers:**

[1]
P. Balázs, E. Balogh, A. Kuba: A fast algorithm
for reconstructing *hv*-convex
8-connected but not 4-connected discrete sets, *11 ^{th} International Conference on Discrete Geometry for
Computer Imagery, Naples, Italy, November 2003, Proceedings, Lecture Notes in
Computer Science* (Springer)

[2]
P. Balázs: Reconstruction of decomposable
discrete sets from four projections, *12 ^{th}
International Conference on Discrete Geometry for Computer Imagery, Poitiers,
France, April 2005, Proceedings, Lecture Notes in Computer Science*
(Springer)

[3]
P. Balázs: Reconstruction of discrete sets from
four projections: strong decomposability, *Workshop
on Discrete Tomography and Its Applications, New York City, USA, June 2005,
Proceedings, Electronic Notes in Discrete Mathematics* (Elsevier) **20** 329-345 (2005)

[4]
P. Balázs: The number of line-convex directed
polyominoes having the same orthogonal projections, *13 ^{th} International Conference on Discrete Geometry for
Computer Imagery, Szeged, Hungary, October 2006, Proceedings, Lecture Notes in
Computer Science* (Springer)

[5]
P. Balázs: Generation and empirical
investigation of *hv*-convex discrete
sets, *15 ^{th} Scandinavian
Conference on Image Analysis, Aalborg, Denmark, June 2007, Proceedings, Lecture
Notes in Computer Science *(Springer)

[6] P. Balázs:
Reconstructing some *hv*-convex binary
images from three or four projections, *Abstracts
of the 5 ^{th} International Symposium on Image and Signal Processing
and Analysis, * (IEEE)
136-140 (2007)

[7]
P. Balázs: On the number of *hv*-convex discrete
sets, *12 ^{th}
International Workshop on Combinatorial Image Analysis, Buffalo, USA,
April 2008, Proceedings, Lecture
Notes in Computer Science *(Springer)

[8]
P. Balázs, M. Gara: Decision trees in binary tomography for
supporting the reconstruction of *hv*-convex connected images,
*10 ^{th} International Conference on Advanced Concepts for Intelligent Vision Systems, Juan-les-Pins, France,
October 2008, Proceedings, Lecture
Notes in Computer Science* (Springer)

[9]
P. Balázs: Reconstruction of binary images
with few disjoint components from two projections,
*4 ^{th} International Symposium on Visual Computing 2008, Las Vegas, USA,
December 2008, Proceedings, Lecture
Notes in Computer Science* (Springer)

[10]
P. Balázs, M. Gara: An evolutionary approach for object based image reconstruction using learnt priors, *16 ^{th} Scandinavian
Conference on Image Analysis, Oslo, Norway, June 2009, Proceedings, Lecture
Notes in Computer Science *(Springer)

[11]
P. Balázs: Reconstruction of canonical *hv*-convex discrete
sets from horizontal and vertical projections, *13 ^{th}
International Workshop on Combinatorial Image Analysis, Playa del Carmen, Mexico,
November 2009, Proceedings, Lecture
Notes in Computer Science *(Springer)

[12]
L. Varga, P. Balázs, A. Nagy: Direction-dependency of a binary tomographic reconstruction
algorithm, *2 ^{nd}
International Symposium on Computational Modeling of Objects Represented in Images, Buffalo, USA,
May 2010, Proceedings, Lecture
Notes in Computer Science *(Springer)

[13]
N. Hantos, P. Balázs: Image enhancement by median filters in algebraic reconstruction methods: an experimental study,
*6 ^{th} International Symposium on Visual Computing, Las Vegas, USA,
November 2010, Proceedings, Lecture
Notes in Computer Science *(Springer)

[14]
L. Varga, P. Balázs, A. Nagy: Projection selection algorithms for discrete tomography, *12 ^{th}
International Conference on Advanced Concepts for Intelligent Vision Systems, Sydney, Australia,
December 2010, Proceedings, Lecture
Notes in Computer Science *(Springer)

[15]
T.S. Tasi, M. Hegedűs, P. Balázs: Perimeter estimation of some discrete sets from horizontal and vertical projections, *9 ^{th}
IASTED International Conference on Signal Processing, Pattern Recognition and Applications, Crete, Greece, June 2012, Proceedings*, pp. 174-181
(2012)

[16]
P. Balázs, K.J. Batenburg: A central reconstruction based strategy for selecting projection angles in binary tomography, *9 ^{th}
International Conference on Image Analysis and Recognition, Aveiro, Portugal,
June 2012, Proceedings, Lecture
Notes in Computer Science *(Springer)

[17]
M. Gara, T.S. Tasi, P. Balázs: Machine learning as a preprocessing phase in discrete tomography, *1 ^{st}
International Workshop on Applications of Discrete Geometry and Mathematical Morphology, Istanbul, Turkey,
August 2010, Revised Selected Papers, Lecture
Notes in Computer Science *(Springer)

[18]
L. Varga, P. Balázs, A. Nagy: An energy minimization reconstruction algorithm for multivalued discrete tomography, *3 ^{rd}
International Symposium on Computational Modelling of Objects Represented
in Images, Rome, Italy, September 2012, Proceedings (Taylor &
Francis),* pp. 179-185 (2012)

[19]
N. Hantos, P. Balázs, K. Palágyi: Binary
image reconstruction from two projections and skeletal information, *15 ^{th}
International Workshop on Combinatorial Image Analysis, Austin, TX, USA,
November 2012, Proceedings, Lecture
Notes in Computer Science *(Springer)

[20]
L. Varga. L.G. Nyúl, A. Nagy, P. Balázs: Local uncertainty in binary tomographic reconstruction*, 10 ^{th}
IASTED International Conference on Signal Processing, Pattern Recognition and Applications, Innsbruck, Austria, February 2013,
Proceedings*, pp. 490-496
(2013)

[21] N. Hantos, P. Balázs:
A uniqueness result for reconstructing *hv*-convex polyominoes from horizontal and vertical projections and morphological
skeleton, *Abstracts
of the 8 ^{th} International Symposium on Image and Signal Processing
and Analysis, * (IEEE)
788-793 (2013)

[22]
J. Németh, P. Balázs: Restoration of blurred binary images using discrete tomography, *15 ^{th}
International Conference on Advanced Concepts for Intelligent Vision Systems, Poznan, Poland,
October 2013, Proceedings, Lecture
Notes in Computer Science *(Springer)

[23]
N. Hantos, P. Balázs: Reconstruction and
enumeration of hv-convex polyominoes with given horizontal projection, *18 ^{th}
Iberoamerican Congress on Pattern Recognition, Havana, Cuba,
November 2013, Proceedings, Lecture
Notes in Computer Science *(Springer)

[24]
T.S. Tasi, L.G. Nyúl, P. Balázs:
Directional convexity measure for binary tomography, *18 ^{th}
Iberoamerican Congress on Pattern Recognition, Havana, Cuba,
November 2013, Proceedings, Lecture
Notes in Computer Science *(Springer)

[25]
N. Hantos, P. Balázs:
Fast heuristics for eliminating switching components in binary matrices by 0-1 flips,
*19 ^{th}
Iberoamerican Congress on Pattern Recognition, Puerto Vallarta, Mexico,
November 2014, Proceedings, Lecture
Notes in Computer Science *(Springer)

[26]
N. Hantos, P. Balázs:
A fast algorithm for reconstructing hv-convex binary images from their horizontal projection,
*10 ^{th}
International Symposium on Visual Computing, Las Vegas, USA,
December 2014, Proceedings, Lecture
Notes in Computer Science *(Springer)

[27]
P. Balázs, S. Brunetti: A measure of
Q-convexity, *19 ^{th} International Conference on Discrete Geometry for
Computer Imagery, Nantes, France, April 2016, Proceedings, Lecture Notes in
Computer Science* (Springer)

[28]
L. Varga, Z. Ozsvár, P. Balázs: Image enhancement by volume limitation in binary tomography, *12 ^{th} International Symposium on Visual Computing, Las Vegas, USA, December 2016, Proceedings, Lecture Notes in
Computer Science* (Springer)

**Further
conference papers:**

[1] P. Balázs, E.
Balogh, A. Kuba: A fast algorithm for reconstructing *hv*-convex 8-connected but not 4-connected discrete sets, *Volume of Extended Abstracts of the 3 ^{rd}
Conference of PhD Students in Computer Science, Szeged, Hungary, 1-4 July, 2002*,
pp. 19.

[2] P. Balázs, A.
Kuba: Reconstruction of discrete sets from four projections: Decomposable
cases, *Volume of Extended Abstracts of
the 4 ^{th} Conference of PhD Students in Computer Science, Szeged,
Hungary, 1-4 July, 2004*, pp. 22.

[3] P. Balázs: On
the ambiguity of reconstructing decomposable *hv*-convex binary matrices, *Volume
of Extended Abstracts of the 5 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 27-30 June, 2006*, pp. 17.

[4] P. Balázs:
Uniform generation of *hv*-convex
discrete sets, *Abstracts of the 6 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 63-70.

[5] M. Gara, P. Balázs: Determination of geometric features of binary images from their projections by using
decision trees, *Volume
of Extended Abstracts of the 6 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 2-5 July, 2008*, pp. 26.

[6] P. Balázs: Reconstruction of binary images with disjoint components from horizontal and vertical
projections, *Abstracts of the 7 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
8 pages.

[7] M. Gara, P. Balázs:
Preprocessing in binary tomography based on decision trees, *Abstracts of
the 7 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
9 pages (in Hungarian).

[8] P. Balázs:
Neutron tomography with prior information, *Abstracts of
the 5 ^{th}
Conference on Applied Inverse Problems, *,
pp. 38.

[9] M. Gara, P. Balázs: Binary tomographic reconstruction with an object-based evolutionary algorithm, *Volume
of Extended Abstracts of the 7 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 29 June - 2 July, 2010*, pp. 31.

[10] N. Hantos, P. Balázs: Median filtering in algebraic reconstruction methods, *Volume
of Extended Abstracts of the 7 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 29 June - 2 July, 2010*, pp. 36.

[11] T.S. Tasi, P. Balázs: Obtaining geometrical properties of binary images from two projections using
neural networks, *Volume
of Extended Abstracts of the 7 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 29 June - 2 July, 2010*, pp. 69.

[12] L. Varga, P. Balázs, A. Nagy: Object Rotation effects on binary tomographic reconstruction, ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 29 June - 2 July, 2010

[13] P. Balázs, M. Gara, T.S. Tasi: Machine learning for supporting binary
tomographic reconstruction, *Proceedings of the Workshop on Applications of Discrete Geometry in Mathematical Morphology,
Istanbul, Turkey, 22 August, 2010*, pp. 101-105.

[14]
L.
Varga, P. Balázs, A. Nagy:
Projection direction dependency in binary tomography, *Abstracts of the 8 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 92-105 (in Hungarian)

[15]
N.
Hantos, P. Balázs:
Median filtering in algebraic reconstruction methods, *Abstracts of the 8 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 106-116 (in Hungarian)

[16]
M. Gara,
P. Balázs:
Binary tomographic reconstruction with an object-based evolutionary
algorithm, *Abstracts of the 8 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 117-127 (in Hungarian)

[17]
M. Gara,
P. Balázs:
Artificial intelligence methods in discrete tomography,
*Volume
of Extended Abstracts of the 8 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 28-30 June, 2012*, pp.
16.

[18]
N.
Hantos, P. Balázs, K. Palágyi:
Binary tomography using two projections and morphological skeleton,
*Volume
of Extended Abstracts of the 8 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 28-30 June, 2012*, pp.
20.

[19]
Z. Ozsvár, P. Balázs:
Empirical studies of reconstructing hv-convex binary matrices from horizontal and vertical projections, *Volume
of Extended Abstracts of the 8 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 28-30 June, 2012*, pp.
44.

[20]
T.S.
Tasi, P. Balázs:
Extracting geometrical features of discrete images from their projections,
^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 28-30 June, 2012

[21]
L.
Varga, A. Nagy, P. Balázs:
A novel optimization-based reconstruction algorithm for multivalued
discrete tomography,
^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 28-30 June, 2012

[22] A. Bogdanov, Sz. Urbán, V. Endrész, K. Burián, P. Balázs, J. Deák, D. Virók:
Automatic counting of chlamydial inclusions using a fluorescent DNA chip scanner,
*Abstracts of the 11 ^{th} István Cserháti Memorial Meeting for Young Researchers, Szeged, Hungary, 23-24 November, 2012*,
pp. 37. (in Hungarian)

[23] L. Varga, P. Balázs, A. Nagy:
An optimization-based reconstruction algorithm for multivalued discrete tomography,
*Program and Abstracts of the 5 ^{th} Veszprém Optimization Conference: Advanced Algorithms VOCAL 2012, Veszprém, Hungary,
11-14 December, 2012*,
pp. 39.

[24] N. Hantos, P. Balázs, K. Palágyi:
Solving binary tomography from morphological skeleton via optimization,
*Program and Abstracts of the 5 ^{th} Veszprém Optimization Conference: Advanced Algorithms VOCAL 2012, Veszprém,
Hungary, 11-14 December, 2012*,
pp. 42.

[25] N.
Hantos, P. Balázs, K. Palágyi: Reconstruction of binary images from two
projections and morphological skeleton,
*Abstracts of the 9 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 182-193. (in Hungarian)

[26] Z. Ozsvár, P. Balázs:
A comparison of heuristics for reconstructing hv-convex binary matrices from horizontal and vertical projections, *Abstracts of the 9 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 168-181.

[27] L. Varga, P. Balázs, A. Nagy:
Discrete tomography by automatic weighting of gradient descents,
*Abstracts of the 9 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 210-223. (in Hungarian)

[28]
I. Lantos, A. Bogdanov, V. Endrész, Sz. Urbán, J. Deák, K. Burián, K. Önder, P. Balázs, D.P. Virók, Application of DNA chip scanning
technology for the automatic detection of chlamydia trachomatis and chlamydia pneumoniae inclusions,
*Acta Microbiologica et Immunologica Hungarica* (Akadémiai Kiadó)
**60**(Suppl.1) pp. 173-174 (2013)

[29]
N.
Hantos, P. Balázs:
Eliminating switching components in binary matrices*, Volume
of Extended Abstracts of the 9 ^{th} Conference of PhD Students in
Computer Science, Szeged, Hungary, 30 June - 2 July, 2014*, pp.
21.

[30]
Z.
Ozsvar, P. Balázs:
Reconstruction of hv-convex binary matrices from horizontal and
vertical projections based on simulated annealing, *Volume
of Extended Abstracts of the 9 ^{th} Conference of PhD Students
in
Computer Science, Szeged, Hungary, 30 June -2 July, 2014*, pp.
50.

[31]
N.
Hantos, P. Balázs:
Polynominal time heuristics for eliminating switching components via 0-1
flips,
*Abstracts of the 10 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 641-656.

[32]
Gy.
Kalmár, P. Balázs:
A low-cost, intelligent, mobile-based home surveillance system,
*Abstracts of the 10 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
pp. 333-346. (in Hungarian)

[33]
D. Paróczai, Z. Molnár, P. Balázs, D.P. Virók, Android smartphone application for the automatic counting of bacterial colonies,
*Acta Microbiologica et Immunologica Hungarica* (Akadémiai Kiadó)
**62**(Suppl) pp. 196 (2015)

[34] Gy. Kalmár, P. Balázs:
Home surveillance system based on modern technologies,
*Proceedings of the HTE MediaNet
2015 Conference Student Section, *, pp. 15-20. (in Hungarian)

[35]
P.
Balázs, G. Lékó, Z. Ozsvár, G. Petrovszki, J. Szűcs, L. Varga:
Design and implementation of the informatical system of a 3D industrial CT scanner,
*Abstracts of the 11 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
10 pages (in Hungarian)

[36] T. Lukic, P. Balázs:
Binary tomography method based on shape orientation,
*Abstracts of the 11 ^{th}
Conference of the Hungarian Association of Image Processing and Pattern
Recognition, *,
16 pages (in Hungarian)

[37] J. Szűcs, P. Balázs:
Binary image reocnstruction based on structural information,
*Abstracts of the 4th Winter School of PhD Students in
Informatics and Mathematics, *, pp. 33-34.