Gandhi, H., Ispány, M.: Analyzing Uncontrollable Factors that Cause Defective Products by Poisson and Negative Binomial INAR(1) for Fitting Model.
Proceedings on Engineering Sciences [Epub ahead of print] 7 (1), 10, 2025.

Ispány, M., Bondon, P., Reisen, V., Prezotti Filho, P.: Existence of a periodic and seasonal INAR process.
J. Time Ser. Anal. [Epub ahead of print] 1-26, 2024.

Gandhi, H., Ispány, M.: Multi-step Natural Gas Price Forecasting using Ensemble Empirical Mode Decomposition and Long Short-Term Memory Hybrid Model.
IJEEP. 14 (4), 590-598, 2024.

Jeszenszky, P., Besenczi, R., Szabó, M., Ispány, M.: Estimating road traffic flows in macroscopic Markov model.
In: 2022 IEEE 2nd Conference on Information Technology and Data Science (CITDS), IEEE, Piscataway, 136-141, 2022. ISBN: 9781665496537

Prezotti Filho, P., Reisen, V., Bondon, P., Ispány, M., Melo, M., Serpa, F.: A periodic and seasonal statistical model for non-negative integer-valued time series with an application to dispensed medications in respiratory diseases.
Appl. Math. Model. 96 545-558, 2021.

Dubey, S., Ispány, M.: Association Rules Based Opinion Mining for E-Learning and Electronic Literature Reading.
Asian Journal of Science and Applied Technology. 10 (1), 41-45, 2021.

Machado, M., Santos, J., Frère, S., Chagnon, P., Reisen, V., Bondon, P., Ispány, M., Mavroidis, I., Reis, N.: Deconstruction of annoyance due to air pollution by multiple correspondence analyses.
Environ. Sci. Pollut. Res. 28 (35), 47904-47920, 2021.

Besenczi, R., Bátfai, N., Jeszenszky, P., Major, S., Monori, F., Ispány, M.: Large-scale simulation of traffic flow using Markov model.
PLoS One. 16 (2), 1-31, 2021.

Bátfai, N., Besenczi, R., Jeszenszky, P., Szabó, M., Ispány, M.: Markov modeling of traffic flow in Smart Cities.
Ann. Math. Inform. 53 21-44, 2021.

Reisen, V., Lévy-Leduc, C., Cotta, H., Bondon, P., Ispány, M., Filho, P.: An Overview of Robust Spectral Estimators.
In: Cyclostationarity : Theory and Methods : IV. Eds.: Fakher Chaari, Jacek Leskow, Radoslaw Zimroz, Agnieszka Wyłomańska, Anna Dudek, Springer, Cham, 204-224, 2020, (Applied Condition Monitoring, ISSN 2363-698X ; 16) ISBN: 9783030225285

Machado, M., Reisen, V., Santos, J., Reis, N., Frère, S., Bondon, P., Ispány, M., Cotta, H.: Use of multivariate time series techniques to estimate the impact of particulate matter on the perceived annoyance.
Atmos. Environ. 222 1-24, 2020.

Bátfai, N., Szabó, J., Besenczi, R., Jeszenszky, P., Szabella, O., Abai, A., Kocsis, D., Bozsányi, A., Szabó, Á., Ispány, M.: Az oktatás és az esport szinergiája.
In: Új kutatások a neveléstudományokban 2017 : pedagógusképzés és az inklúzió. Szerk.: Kerülő Judit, Jenei Teréz, Kreatív Help Bt., Debrecen, 136-151, 2018. ISBN: 9786150036953

Reiczigel, J., Ispány, M., Tusnády, G., Michaletzky, G., Marozzi, M.: Bias-corrected estimation of the Rudas-Clogg-Lindsay mixture index of fit.
Br. J. Math. Stat. Psychol. 71 (3), 459-471, 2018.

Souza, J., Reisen, V., Franco, G., Ispány, M., Bondon, P., Santos, J.: Generalized additive models with principal component analysis: an application to time series of respiratory disease and air pollution data.
J. R. Stat. Soc. Ser. C-Appl. Stat. 67 (2), 453-480, 2018.

Bátfai, N., Besenczi, R., Ispány, M., Jeszenszky, P., Major, S., Monori, F.: Markov modeling and simulation of traffic flow.
In: Book of Abstracts. Data Science, Statistics & Visualisation DSSV 2018 / P. Filzmoser; P.J.F. Groenen, Springer-Verlag, Vienna, 61, 2018.

Ispány, M., Jeszenszky, P., Bátfai, N., Besenczi, R., Major, S., Monori, F.: Markov modeling and simulation of traffic flow.

Ispány, M., Reisen, V., Franco, G., Bondon, P., Cotta, H., Filho, P., Serpa, F.: On Generalized Additive Models with Dependent Time Series Covariates.
In: Time Series Analysis and Forecasting. Hrsg.: Ignacio Rojas, Héctor Pomares, Olga Valenzuela, Springer Nature Switzerland AG, Cham, Switzerland, 289-308, 2018, (Contributions to Statistics, ISSN 1431-1968) ISBN: 9783319969435

Ispány, M., Souza, J., Reisen, V., Franco, G., Bondon, P., Santos, J.: An application of the GAM-PCA-VAR model to respiratory disease and air pollution data.
In: Proceedings ITISE 2017. International work-conference on Time Series. Eds.: Olga Valenzuela, Fernando Rojas, Héctor Pomares, Ignacio Rojas, Godel Impresiones Digitales S.L., Granada, 319-320, 2017. ISBN: 9788417293017

Ispány, M., Jeszenszky, P., Major, S.: A PTI BSc szak reformja a DE Informatikai Karán.
In: Informatika a felsőoktatásban 2017 konferencia kiadványa. Szerk.: Aradi Bernadett, Bujdosó Gyöngyi, Horváth Géza, Szokol Patrícia, Debreceni Egyetem Informatikai Kar, Debrecen, 123-128, 2017. ISBN: 9789634732136

Bourguignon, M., Vasconcellos, K., Reisen, V., Ispány, M.: A Poisson INAR(1) process with a seasonal structure.
J. Stat. Comput. Simul. 86 (2), 373-387, 2016.

Bátfai, N., Mamenyák, A., Jeszenszky, P., Kövér, G., Smajda, M., Besenczi, R., Halász, B., Terdik, G., Ispány, M.: Avatar-based sport science soccer simulations.
Ann. Math. Inform. 46 13-36, 2016.

Bátfai, N., Jeszenszky, P., Mamenyák, A., Halász, B., Besenczi, R., Komzsik, J., Kóti, B., Kövér, G., Smajda, M., Székelyhídi, C., Takács, T., Róka, G., Ispány, M.: Competitive programming: A case study for developing a simulation-based decision support system.
Infocommun. J. 8 (1), 24-38, 2016.

Ispány, M.: Some asymptotic results for strongly critical branching processes with immigration in varying environment.
In: Branching Processes and Their Applications. Eds.: Inés M del Puerto, Miguel González, Cristina Gutiérrez, Rodrigo Martínez, Carmen Minuesa, Manuel Molina, Manuel Mota, Alfonso Ramos, Springer International Publishing, New York ; Berlin, 77-95, 2016. ISBN: 9783319316390

Györfi, L., Ispány, M., Kevei, P., Pap, G.: Asymptotic behavior of multitype nearly critical Galton-Watson processes with immigration: [republication].
Theory Probab. Appl. 59 (4), 590-610, 2015.

Bátfai, N., Besenczi, R., Mamenyák, A., Ispány, M.: OOCWC: The robocar world championship initiative.
In: Proceedings of the 13th International Conference on Telecommunications ConTEL 2015. Ed.: Thomas Planck, Graz University of Technology, IEEE, Graz, 1-6, 2015. ISBN: 9781479989720

Grol-Prokopczyk, H., Verdes, E., McEniry, M., Ispány, M.: Promises and Pitfalls of Anchoring Vignettes in Health Survey Research.
Demography. 52 (5), 1703-1728, 2015.

Bátfai, N., Besenczi, R., Mamenyák, A., Ispány, M.: Traffic Simulation based on the Robocar World Championship Initiative.
Infocommun. J. 7 (3), 50-58, 2015.

Besenczi, R., Szilágyi, M., Bátfai, N., Mamenyák, A., Oniga, I., Ispány, M.: Using crowdsensed information for traffic simulation in the Robocar World Championship framework.
In: 6th IEEE Conference on Cognitive Infocommunications CogInfoCom 2015 : Proceedings, October 19-21, 2015, Széchenyi István University Győr, Hungary, IEEE, Danvers, 333-337, 2015. ISBN: 9781467381291

Györfi, L., Ispány, M., Kevei, P., Pap, G.: Asymptotic behavior of a multitype nearly critical Galton-Watson processes with immigration.
Teor. verojatn. primen. 59 (4), 752-775, 2014.

Ispány, M., Körmendi, K., Pap, G.: Asymptotic behavior of CLS estimators for 2-type doubly symmetric critical Galton-Watson processes with immigration.
Bernoulli. 20 (4), 2247-2277, 2014.

Barczy, M., Ispány, M., Pap, G.: Asymptotic behavior of conditional least squares estimators for unstable integer-valued autoregressive models of order 2.
Scand. J. Stat. 41 (4), 866-892, 2014.

Ispány, M., Pap, G.: Asymptotic behavior of critical primitive multi-type branching processes with immigration.
Stoch. Anal. Appl. 32 (5), 727-741, 2014.

Szathmáry, L., Ispány, M.: CGT: a vertical miner for frequent equivalence classes of itemsets.
In: Proceedings of the 1st International Conference and Exhibition on Future RFID Technologies [elektronikus dokumentum]. Eds.: Emőd Kovács, Gábor Kusper, Tibor Juhász, Tibor Tómács, [EKTF], [Eger], 161-169, 2014. ISBN: 9786155509230

Ispány, M., Verdes, E.: ON the Robustness of Mixture Index of Fit.
J. Math. Sci. 200 (4), 432-440, 2014.

Bátfai, N., Dóczi, R., Komzsik, J., Mamenyák, A., Székelyhídi, C., Zákány, J., Ispány, M., Terdik, G.: Applications of a simplified protocol of RoboCup 2D Soccer Simulation.
Infocommun. j. 5 (1), 15-20, 2013.

Szabó, R., Farkas, K., Ispány, M., Benczúr, A., Bátfai, N., Jeszenszky, P., Laki, S., Vágner, A., Kollár, L., Sidló, C., Besenczi, R., Smajda, M., Kövér, G., Szincsák, T., Kádek, T., Kósa, M., Adamkó, A., Lendák, I., Wiandt, B., Tomás, T., Nagy, A., Fehér, G.: Framework for smart city applications based on participatory sensing.
In: 4th IEEE International Conference on Cognitive Infocommunications CogInfoCom 2013 : Proceedings, December 2-5, 2013 Budapest, Hungary. Ed.: Péter Baranyi, IEEE, Danvers, 295-300, 2013. ISBN: 9781479915439

Barczy, M., Ispány, M., Pap, G., Scotto, M., Silva, M.: Additive outliers in INAR(1) models.
Stat. Pap. 53 (4), 935-949, 2012.

Ispány, M., Pap, G.: Asymptotic behavior of critical primitive multi-type branching processes with immigration.
arXiv.org arXiv 1-17, 2012.

Ispány, M., Körmendi, K., Pap, G.: Statistical inference for 2-type doubly symmetric critical Galton-Watson processes with immigration.
arXiv.org. arXiv 1-43, 2012.

Bátfai, N., Ispány, M., Jeszenszky, P., Széll, S., Vaskó, G.: A Debreceni Egyetem labdarúgást szimuláló szemináriuma.
Híradástechnika. 66 (1), 32-36, 2011.

Barczy, M., Ispány, M., Pap, G.: Asymptotic behavior of unstable INAR(p) processes.
Stoch. Process. Their Appl. 121 (3), 583-608, 2011.

Ispány, M., Pap, G.: A note on weak convergence of random step processes.
Acta Math. Hung. 126 (4), 381-395, 2010.

Ispány, M., Michaletzky, G., Reiczigel, J., Tusnády, G., Tusnády, P., Varga, K.: Approximation of non-negative integer-valued matrices with application to Hungarian mortality data.
In: Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems, MTNS 2010, 5-9 July, 2010, Budapest, Hungary: proceeding [elektronikus dokumentum]. Szerk.: Edelmayer András, [MTA SZTAKI], [Budapest], 831-838, 2010.

Barczy, M., Ispány, M., Pap, G.: Asymptotic behavior of CLS estimator of autoregressive parameter for nonprimitive unstable INAR(2) models.
arXiv.org arXiv 1-35, 2010.

Ispány, M., Pap, G.: Critical barnching processes with immigration.
In: Workshop on Branching Processes and Their Applications. Ed.: Miquel Gonzalez, [et al.], Springer, Heidelberg, 135-148, 2010, (Lecture notes in statistics--proceedings,0930-0325 ; v. 197) ISBN: 9783642111549

Barczy, M., Ispány, M., Pap, G., Scotto, M., Silva, M.: Outliers in INAR(1) models.
arXiv.org. arXiv 1-106, 2010.

Fülöp, A., Ispány, M.: Virtual Military Robot Controlled by Emotical Agents Using Reinforcement Learning.
In: Proceedings of the 8th International Conference on Applied Informatics : Eger, Hungary, January 27 - 30, 2010. vol. 1.. Ed.: Attila Egri-Nagy [et al.], [Eszterházy Károly Főiskola], [Eger], 71-77, [2011]. ISBN: 9789639894723

Barczy, M., Ispány, M., Pap, G., Scotto, M., Silva, M.: Innovational outliers in INAR(1) models.
Commun. Stat. Theory Methods. 39 (18), 3343-3362, 2009.

Ispány, M.: Limit theorems for critical inhomogeneous branching processes with immigration.
In: International Conference Probability and Statistics with Applications Dedicated to the 100th anniversary of the birthday of Béla Gyires. Abstracts. [elektronikus dokumentum]. Honorary Conference Chairs:: Mátyás Arató, Zoltán Daróczy, Kálmán Győry, Attila Pethő, Debreceni Egyetem TEK Informatikai Kar, Debrecen, [2], 2009.

Ispány, M.: Limit theorems for normalized nearly critical branching processes with immigration.
Publ. Math. Debrecen. 72 (1-2), 17-34, 2008.

Baran, S., Gáll, J., Ispány, M., Pap, G.: Forecasting Hungarian mortality rates using the Lee-Carter method.
Acta Oeconomica. 57 (1), 21-34, 2007.

Ispány, M., Krasznahorkay, I.: On Speed of Stochastic CART Model Search.
Austrian Journ. of Stat. 36 (1), 27-40, 2007.

Györfi, L., Ispány, M., Varga, K., Pap, G.: Poisson limit of an inhomogeneous nearly critical INAR(1) model.
Acta Sci. Math. 73 (3-4), 789-815, 2007.

Ispány, M., Pap, G.: Weak convergence of step processes and an application for critical multitype branching processes with immigration.
arXiv.org 01 803, 2007.

Ispány, M.: Application of the MCMC algorithm in Web mining.
In: Proceedings of the 6th international conference on applied informatics, Eger, Hungary, January 27-31, 2004, vol. I.. Szerk.: Csőke Lajos, Olajos Péter, Szigetváry Péter, Tómács Tibor, [EKTF], Eger, 211-219, 2005.

Ispány, M., Pap, G., Zuijlen, M.: Critical branching mechanisms with immigration and Ornstein-Uhlenbeck type diffusions.
Acta Sci. Math. (Szeged). 71 (3-4), 821-850, 2005.

Ispány, M., Pap, G., Zuijlen, M.: Fluctuation limit of branching processes with immigration and estimation of the means.
Adv. Appl. Probability. 37 (2), 523-538, 2005.

Szőke, S., Komlósi, I., Korom, E., Ispány, M., Mihók, S.: A statistical analysis of population variability in Bronze Turkey considering gene conservation.
Arch. Tierz. 47 (4), 377-385, 2004.

Szőke, S., Komlósi, I., Korom, E., Ispány, M., Mihók, S.: Vizsgálatok egy génrezerv pulykapopulációban.
Agrártud. közl. 13 48-52, 2004.

Ispány, M., Pap, G., Zuijlen, M.: Asymptotic behaviour of estimators of the parameters of nearly unstable INAR (1) models.
In: Foundations of Statistical Inference : Proceedings of the Shoresh Conference, Springer ; Physica-Verlag, Berlin ; Heidelberg, 194-206, 2003.

Ispány, M., Pap, G., Zuijlen, M.: Asymptotic inference for nearly unstable INAR(1) models.
J. Appl. Probab. 40 (3), 750-765, 2003.

Ispány, M., William, R.: On affine state-space representation of time series.
In: The 8th International Conference on Advances in Communication and Control: Telecommunications/Signal Processing, Crete, Greece, June 25-29, 2001 / William R. Wells, [Univ. of Nevada], [Las Vegas, USA], 591-602, 2002.

Bátfai, N., Erdei, S., Ispány, M.: Developing a numerical library in java.
In: 4th international conference on applied informatics : Education and other fields of applied informatics : Computer graphics : Computer statistics and modeling : August 30-September 3, 1999 Eger-Noszvaj, Hungary. Ed.: by Emőd Kovács, Zoltán Winkler, Molnár és Társa '2001' Kft., Eger, 345, 2001.

Csiszár, I., Tusnády, G., Ispány, M., Verdes, E., Michaletzky, G., Rudas, T.: Divergence minimization under prior inequality constraints.
In: Proceedings of the IEEE international symposium on information theory, Washington DC, USA, June 24-29, 2001, Hungarian Acad. of Sci., Budapest, 21, 2001.

Fazekas, I., Baran, S., Glevitzky, B., Iglói, E., Ispány, M., Kalmár, I., Nagy, M., Tar, L., Verdes, E.: Bevezetés a matematikai statisztikába.
Kossuth Egyetemi Kiadó, Debrecen, 523 p., 2000.

Arató, M., Baran, S., Ispány, M.: Functionals of complex Ornstein-Uhlenbeck processes.
Comput. Math. Appl. 37 (1), 1-13, 1999.

Ispány, M.: On stationarity and second order properties of a scalar-valued nonlinear time series with Gaussian residuals.
Comput. Math. Appl. 35 (4), 95-104, 1998.

Fazekas, I., Baran, S., Glevitzky, B., Iglói, E., Ispány, M., Kalmár, I., Nagy, M., Tar, L., Verdes, E.: Bevezetés a matematikai statisztikába.
Kossuth Egyetemi Kiadó, Debrecen, 523 p., 1997.

Ispány, M., Csiszár, I., Michaletzky, G.: On stationarity of additive bilinear state-space representation of time series.
In: Stochastic differetial and difference equation / Imre Csiszár, Gy. Michaletzky, Birkhauser, Boston, 143-155, 1997.

Ispány, M., Kovács, E., Kovács, Z., Csertő, B., Pépei, L.: Spectral analysis of some nonlinear time series models.
In: Proceedings of the 3rd international conference on applied informatics, Eger-Noszvaj, Hungary August 24-28, 1997. Szerk.: Kovács Emőd, Kovács Zsolt, Csertő Balázs, Pépei László, EKTF, Eger, 69-84, 1997.

Ispány, M.: Stationarity and parameter estimation of autoregressive processes with subordinated random coefficient.
In: Proceedings of the 9th european young statisticians meeting (EYSM), Rotterdam, The Netherlands, 1995 / European young statisticians meeting, [s.n.], [s.l.], 26-30, 1995.

Ispány, M.: Bilinear time series models on Hilbert space.
University of Debrecen, Institute of Mathematics and Informatics, Debrecen, 1994.

Ispány, M.: Moment inequalities for completely regular processes with applications.
University of Debrecen, Institute of Mathematics and Informatics, Debrecen, 1994.

Ispány, M.: Random coefficient autoregressive processes.
University of Debrecen, Institute of Mathematics and Informatics, Debrecen, 1994.

Terdik, G., Ispány, M.: Criteria for the existence of even order moments of bilinear time series.
Commun. Stat. Stoch. Mod. 9 (2), 255-273, 1993.

Terdik, G., Ispány, M.: A note on stationarity of bilinear models.
Publ. Math. Debrecen. 38 165-173, 1991.

Terdik, G., Ispány, M.: Criteria for the existence of even order moments of bilinear time series.
University of Debrecen, Institute of Mathematics and Informatics, Debrecen, 19 p., 1991.