Gábor Horváth

67 papers A 1B 1Journal 32Unranked 29

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Detecting anomalies in log files using the Damerau-Levenshtein distance metric. Data Min. Knowl. Discov. Gábor Horváth, András Mészáros, Kamel Charaf, Péter Szilágyi
2025	B	`conf`	LODA Revisited: Enhancements for Robust Online Anomaly Detection with Concept Drift Handling. SMC Márk Dániel Szalai, Máté Baranyi, Gábor Horváth, Roland Molontay
2024	J	`jnl`	Correction to: Transient analysis of piecewise homogeneous Markov fluid models. Ann. Oper. Res. Salah Al-Deen Almousa, Gábor Horváth, Miklós Telek
2023	J	`jnl`	Bilateral-Weighted Online Adaptive Isolation Forest for anomaly detection in streaming data. Stat. Anal. Data Min. Gabor Hannak, Gábor Horváth, Attila Kádár, Márk Dániel Szalai
2023	J	`jnl`	TeleDAL: a regression-based template-less unsupervised method for finding anomalies in log sequences. J. Supercomput. Gábor Horváth, András Mészáros, Péter Szilágyi
2023	J	`jnl`	The Sub-Sequence Summary Method for Detecting Anomalies in Logs. IEEE Access Gábor Horváth, Attila Kádár, Péter Szilágyi
2022	J	`jnl`	Parameter estimation of Markov modulated fluid arrival processes. Perform. Evaluation Salah Al-Deen Almousa, Gábor Horváth, Miklós Telek
2022	J	`jnl`	The CME method: Efficient numerical inverse Laplace transformation with Concentrated Matrix Exponential distribution. SIGMETRICS Perform. Evaluation Rev. Salah Al-Deen Almousa, Gábor Horváth, Illés Antal Horváth, András Mészáros, Miklós Telek
2022	J	`jnl`	Transient analysis of piecewise homogeneous Markov fluid models. Ann. Oper. Res. Salah Al-Deen Almousa, Gábor Horváth, Miklós Telek
2021	—	`conf`	EM Based Parameter Estimation for Markov Modulated Fluid Arrival Processes. EPEW Salah Al-Deen Almousa, Gábor Horváth, Miklós Telek
2020	J	`jnl`	Analysis of alert message propagation on the highway in VANET assuming Markovian vehicle arrival process. Int. J. Commun. Syst. Dhari Ali Mahmood, Gábor Horváth
2020	J	`jnl`	Copula-Based Anomaly Scoring and Localization for Large-Scale, High-Dimensional Continuous Data. ACM Trans. Intell. Syst. Technol. Gábor Horváth, Edith Kovács, Roland Molontay, Szabolcs Nováczki
2020	J	`jnl`	Numerical inverse Laplace transformation using concentrated matrix exponential distributions. Perform. Evaluation Gábor Horváth, Illés Horváth, Salah Al-Deen Almousa, Miklós Telek
2020	J	`jnl`	Waiting time and queue length analysis of Markov-modulated fluid priority queues. Queueing Syst. Theory Appl. Gábor Horváth
2019	J	`jnl`	Copula-based anomaly scoring and localization for large-scale, high-dimensional continuous data. CoRR Gábor Horváth, Edith Kovács, Roland Molontay, Szabolcs Nováczki
2019	J	`jnl`	High order concentrated non-negative matrix-exponential functions. CoRR Gábor Horváth, Illés Horváth, Miklós Telek
2019	—	`ch.`	Markovian Performance Evaluation with BuTools. Systems Modeling: Methodologies and Tools Gábor Horváth, Miklós Telek
2019	J	`jnl`	Parallel MCMC sampling of AR-HMMs for prediction based option trading. Algorithmic Finance I. Róbert Sipos, Attila Ceffer, Gábor Horváth, János Levendovszky
2018	—	`conf`	Fluid Polling System with Markov Modulated Load and Gated Discipline. QTNA Zsolt Saffer, Miklós Telek, Gábor Horváth
2018	J	`jnl`	Parallel algorithms for fitting Markov arrival processes. Perform. Evaluation Mindaugas Brazenas, Gábor Horváth, Miklós Telek
2017	—	`conf`	A Simple Approximation for the Response Times in the Two-Class Weighted Fair Queueing System. ASMTA Dhari Ali Mahmood, Gábor Horváth
2017	J	`jnl`	Matrix-analytic solution of infinite, finite and level-dependent second-order fluid models. Queueing Syst. Theory Appl. Gábor Horváth, Miklós Telek
2016	J	`jnl`	Analysis of generalized QBD queues with matrix-geometrically distributed batch arrivals and services. Queueing Syst. Theory Appl. Gábor Horváth
2016	—	`conf`	BuTools 2: a Rich Toolbox for Markovian Performance Evaluation. VALUETOOLS Gábor Horváth, Miklós Telek
2016	—	`conf`	Efficient Implementations of the EM-Algorithm for Transient Markovian Arrival Processes. ASMTA Mindaugas Brazenas, Gábor Horváth, Miklós Telek
2016	J	`jnl`	Heuristic representation optimization for efficient generation of PH-distributed random variates. Ann. Oper. Res. Gábor Horváth, Philipp Reinecke, Miklós Telek, Katinka Wolter
2015	J	`jnl`	Efficient analysis of the MMAP[K]/PH[K]/1 priority queue. Eur. J. Oper. Res. Gábor Horváth
2015	—	`conf`	Exhaustive Vacation Queue with Dependent Arrival and Service Processes. QTNA Gábor Horváth, Zsolt Saffer, Miklós Telek
2015	J	`jnl`	Exhaustive fluid vacation model with positive fluid rate during service. Perform. Evaluation Gábor Horváth, Miklós Telek
2015	—	`conf`	Measuring the Distance Between MAPs and Some Applications. ASMTA Gábor Horváth
2014	—	`ed.`	Analytical and Stochastic Modelling Techniques and Applications - 21st International Conference, ASMTA 2014, Budapest, Hungary, June 30 - July 2, 2014. Proceedings ASMTA Bruno Sericola, Miklós Telek, Gábor Horváth
2014	—	`conf`	FlipThem: Modeling Targeted Attacks with FlipIt for Multiple Resources. GameSec Aron Laszka, Gábor Horváth, Márk Félegyházi, Levente Buttyán
2014	—	`conf`	Measurement based software execution tracing in HIL (Hardware In the Loop) tests. MESA Balazs Scherer, Gábor Horváth
2014	—	`conf`	Performance Modeling of Intelligent Car Parking Systems. EPEW Károly Farkas, Gábor Horváth, András Mészáros, Miklós Telek
2014	J	`jnl`	Sojourn times in fluid queues with independent and dependent input and output processes. Perform. Evaluation Gábor Horváth, Miklós Telek
2013	—	`conf`	A Fast EM Algorithm for Fitting Marked Markovian Arrival Processes with a New Special Structure. EPEW Gábor Horváth, Hiroyuki Okamura
2013	J	`jnl`	Departure process analysis of the multi-type MMAP[K]/PH[K]/1 FCFS queue. Perform. Evaluation Gábor Horváth, Benny Van Houdt
2013	—	`conf`	Matching marginal moments and lag autocorrelations with MAPs. VALUETOOLS Gábor Horváth
2013	—	`conf`	Moment Matching-Based Distribution Fitting with Generalized Hyper-Erlang Distributions. ASMTA Gábor Horváth
2013	—	`conf`	Representation Transformations for Finding Markovian Representations. ASMTA András Mészáros, Gábor Horváth, Miklós Telek
2012	—	`conf`	A Multi-layer Fluid Queue with Boundary Phase Transitions and Its Application to the Analysis of Multi-type Queues with General Customer Impatience. QEST Gábor Horváth, Benny Van Houdt
2012	J	`jnl`	Acceptance-rejection methods for generating random variates from matrix exponential distributions and rational arrival processes (abstract only). SIGMETRICS Perform. Evaluation Rev. Gábor Horváth, Miklós Telek
2012	—	`conf`	Efficient Generation of PH-Distributed Random Variates. ASMTA Gábor Horváth, Philipp Reinecke, Miklós Telek, Katinka Wolter
2012	J	`jnl`	Efficient analysis of the queue length moments of the MMAP/MAP/1 preemptive priority queue. Perform. Evaluation Gábor Horváth
2012	—	`conf`	Phase-type distributions for realistic modelling in discrete-event simulation. SimuTools Philipp Reinecke, Gábor Horváth
2011	—	`conf`	Acceptance-Rejection Methods for Generating Random Variates from Matrix Exponential Distributions and Rational Arrival Processes. MAM Gábor Horváth, Miklós Telek
2011	J	`jnl`	Fluid level dependent Markov fluid models with continuous zero transition. Perform. Evaluation Márton Balázs, Gábor Horváth, Sándor Kolumbán, Péter Kovács, Miklós Telek
2010	J	`jnl`	A joint moments based analysis of networks of MAP/MAP/1 queues. Perform. Evaluation András Horváth, Gábor Horváth, Miklós Telek
2010	—	`conf`	Fitting Markovian Arrival Processes by Incorporating Correlation into Phase Type Renewal Processes. QEST Falko Bause, Gábor Horváth
2009	J	`jnl`	A traffic based decomposition of two-class queueing networks with priority service. Comput. Networks András Horváth, Gábor Horváth, Miklós Telek
2009	J	`jnl`	Analytical TCP throughput model for high-speed downlink packet access. IET Softw. Levente Bodrog, Gábor Horváth, Csaba Vulkán
2009	—	`ed.`	Analytical and Stochastic Modeling Techniques and Applications, 16th International Conference, ASMTA 2009, Madrid, Spain, June 9-12, 2009. Proceedings ASMTA Khalid Al-Begain, Dieter Fiems, Gábor Horváth
2009	J	`jnl`	On the canonical representation of phase type distributions. Perform. Evaluation Gábor Horváth, Miklós Telek
2008	—	`conf`	A Joint Moments Based Analysis of Networks of MAP/MAP/1 Queues. QEST András Horváth, Gábor Horváth, Miklós Telek
2008	J	`jnl`	A Markovian canonical form of second-order matrix-exponential processes. Eur. J. Oper. Res. Levente Bodrog, Armin Heindl, Gábor Horváth, Miklós Telek
2008	—	`conf`	Throughput Analysis of the Proportional Fair Scheduler in HSDPA. EW Gábor Horváth, Csaba Vulkán
2007	—	`conf`	A Canonical Representation of Order 3 Phase Type Distributions. EPEW Gábor Horváth, Miklós Telek
2007	J	`jnl`	A minimal representation of Markov arrival processes and a moments matching method. Perform. Evaluation Miklós Telek, Gábor Horváth
2007	—	`conf`	Current results and open questions on PH and MAP characterization. Numerical Methods for Structured Markov Chains Levente Bodrog, Armin Heindl, Gábor Horváth, Miklós Telek, András Horváth
2006	—	`conf`	A tool support for automatic analysis based on the tagged customer approach. QEST Levente Bodrog, Gábor Horváth, Sándor Rácz, Miklós Telek
2006	—	`conf`	Explicit Inverse Characterizations of Acyclic MAPs of Second Order. EPEW Armin Heindl, Gábor Horváth, Karsten Gross
2006	—	`—`	New performance evaluation methods with telecommunication applications Gábor Horváth
2005	—	`conf`	A MAP fitting approach with independent approximation of the inter-arrival time distribution and the lag correlation. QEST Gábor Horváth, Miklós Telek, Peter Buchholz
2004	A	`conf`	Analysis of Second-Order Markov Reward Models. DSN Gábor Horváth, Sándor Rácz, Miklós Telek
2004	—	`conf`	Analysis of a BMAP/D/1-Timer Multiplexer. PASM Gábor Horváth, Miklós Telek
2004	—	`conf`	Evaluation of Reward Analysis Methods with MRMSolve 2.0. QEST Gábor Horváth, Sándor Rácz, Árpád Tari, Miklós Telek
2003	—	`conf`	Stationary analysis of FSPNs with mutually dependent discrete and continuous parts. PNPM Reinhard German, Marco Gribaudo, Gábor Horváth, Miklós Telek