Sandjai Bhulai

Publication Activity (10 Years)

Years Active: 2000-2024
Publications (10 Years): 41

Top Topics

Markov Decision Process

Random Variables

Nearest Neighbour

Partially Labeled

Top Venues

Eur. J. Oper. Res.

Queueing Syst. Theory Appl.

Comput. Oper. Res.

Publications

Leon Lan, Jasper M. H. van Doorn, Niels A. Wouda, Arpan Rijal, Sandjai Bhulai
An Iterative Sample Scenario Approach for the Dynamic Dispatch Waves Problem. Transp. Sci. 58 (4) (2024)
Arwin Gansekoele, Alexios Balatsoukas-Stimming, Tom Brusse, Mark Hoogendoorn, Sandjai Bhulai, Rob van der Mei
A Machine Learning Approach for Simultaneous Demapping of QAM and APSK Constellations. CoRR (2024)
Yura Perugachi-Diaz, Arwin Gansekoele, Sandjai Bhulai
Robustly overfitting latents for flexible neural image compression. CoRR (2024)
Arwin Gansekoele, Tycho Bot, Rob van der Mei, Sandjai Bhulai, Mark Hoogendoorn
Unveiling the Potential: Harnessing Deep Metric Learning to Circumvent Video Streaming Encryption. CoRR (2024)
Erica van der Sar, Alessandro Zocca, Sandjai Bhulai
Multi-Agent Reinforcement Learning for Power Grid Topology Optimization. CoRR (2023)
Joris Pries, Guus Berkelmans, Sandjai Bhulai, Rob van der Mei
The Berkelmans-Pries Feature Importance Method: A Generic Measure of Informativeness of Features. CoRR (2023)
Arwin Gansekoele, Tycho Bot, Rob van der Mei, Sandjai Bhulai, Mark Hoogendoorn
Unveiling the Potential: Harnessing Deep Metric Learning to Circumvent Video Streaming Encryption. WI/IAT (2023)
Guus Berkelmans, Sandjai Bhulai, Rob van der Mei, Joris Pries
The Berkelmans-Pries dependency function: A generic measure of dependence between random variables. J. Appl. Probab. 60 (4) (2023)
Joris Pries, Sandjai Bhulai, Rob van der Mei
Active pairwise distance learning for efficient labeling of large datasets by human experts. Appl. Intell. 53 (21) (2023)
Joris Pries, Etienne van de Bijl, Jan Klein, Sandjai Bhulai, Rob van der Mei
The Optimal Input-Independent Baseline for Binary Classification: The Dutch Draw. CoRR (2023)
Robin Enrico van Ruitenbeek, Sandjai Bhulai
Multi-view damage inspection using single-view damage projection. Mach. Vis. Appl. 33 (3) (2022)
Etienne van de Bijl, Jan Klein, Joris Pries, Sandjai Bhulai, Mark Hoogendoorn, Rob van der Mei
The Dutch Draw: Constructing a Universal Baseline for Binary Prediction Models. CoRR (2022)
Jesper Slik, Sandjai Bhulai
Understanding Human Mobility for Data-Driven Policy Making. I4CS (2022)
Dylan Huizing, Rob van der Mei, Guido Schäfer, Sandjai Bhulai
The enriched median routing problem and its usefulness in practice. Comput. Ind. Eng. 168 (2022)
Rob van der Mei, Sandjai Bhulai
A data-driven approach to deriving closed-form approximations for queueing problems using genetic algorithms. Queueing Syst. Theory Appl. 100 (3-4) (2022)
Guus Berkelmans, Joris Pries, Sandjai Bhulai, Rob van der Mei
The BP Dependency Function: a Generic Measure of Dependence between Random Variables. CoRR (2022)
Yannick Smit, Floris den Hengst, Sandjai Bhulai, Ehsan Mehdad
Strategic Workforce Planning with Deep Reinforcement Learning. LOD (2) (2022)
Sandjai Bhulai, H. Blok, Flora M. Spieksma
K competing queues with customer abandonment: optimality of a generalised c μ-rule by the Smoothed Rate Truncation method. Ann. Oper. Res. 317 (2) (2022)
Viktor Zobernig, Richard A. Saldanha, Jinke He, Erica van der Sar, Jasper van Doorn, Jia-Chen Hua, Lachlan Robert Mason, Aleksander Czechowski, Drago Indjic, Tomasz Kosmala, Alessandro Zocca, Sandjai Bhulai, Jorge Montalvo Arvizu, Claude Klöckl, John Moriarty
RangL: A Reinforcement Learning Competition Platform. CoRR (2022)
Yura Perugachi-Diaz, Jakub M. Tomczak, Sandjai Bhulai
Invertible DenseNets with Concatenated LipSwish. NeurIPS (2021)
Corné de Ruijt, Sandjai Bhulai
The Generalized Cascade Click Model: A Unified Framework for Estimating Click Models. CoRR (2021)
Yura Perugachi-Diaz, Jakub M. Tomczak, Sandjai Bhulai
Invertible DenseNets with Concatenated LipSwish. CoRR (2021)
Jan Klein, Sandjai Bhulai, Mark Hoogendoorn, Robert D. van der Mei
Plusmine: Dynamic Active Learning with Semi-Supervised Learning for Automatic Classification. WI/IAT (2021)
Androniki Sapountzi, Sandjai Bhulai, Ilja Cornelisz, Chris van Klaveren
Analysis of stopping criteria for Bayesian Adaptive Mastery Assessment. EDM (2021)
Jan Klein, Sandjai Bhulai, Mark Hoogendoorn, Rob van der Mei
Jasmine: A New Active Learning Approach to Combat Cybercrime. CoRR (2021)
Corné de Ruijt, Sandjai Bhulai
Job Recommender Systems: A Review. CoRR (2021)
Yura Perugachi-Diaz, Jakub M. Tomczak, Sandjai Bhulai
Deep learning for white cabbage seedling prediction. Comput. Electron. Agric. 184 (2021)
Bernard G. Zweers, Sandjai Bhulai, Rob D. van der Mei
Pre-processing a container yard under limited available time. Comput. Oper. Res. 123 (2020)
Jesper Slik, Sandjai Bhulai
Transaction-Driven Mobility Analysis for Travel Mode Choices. ANT/EDI40 (2020)
Bernard G. Zweers, Sandjai Bhulai, Rob D. van der Mei
Optimizing pre-processing and relocation moves in the Stochastic Container Relocation Problem. Eur. J. Oper. Res. 283 (3) (2020)
A. Hristov, Joost W. Bosman, Sandjai Bhulai, Robert D. van der Mei
Deriving Explicit Control Policies for Markov Decision Processes Using Symbolic Regression. VALUETOOLS (2020)
Yura Perugachi-Diaz, Jakub M. Tomczak, Sandjai Bhulai
i-DenseNets. CoRR (2020)
Dylan Huizing, Guido Schäfer, Rob D. van der Mei, Sandjai Bhulai
The median routing problem for simultaneous planning of emergency response and non-emergency jobs. Eur. J. Oper. Res. 285 (2) (2020)
Caleb Mensah, Jan Klein, Sandjai Bhulai, Mark Hoogendoorn, Rob van der Mei
Detecting Fraudulent Bookings of Online Travel Agencies with Unsupervised Machine Learning. IEA/AIE (2019)
Martin van Buuren, Caroline J. Jagtenberg, Thije van Barneveld, Rob van der Mei, Sandjai Bhulai
Ambulance Dispatch Center Pilots Proactive Relocation Policies to Enhance Effectiveness. Interfaces 48 (3) (2018)
Jan Klein, Sandjai Bhulai, Mark Hoogendoorn, Rob van der Mei, Raymond Hinfelaar
Detecting Network Intrusion beyond 1999: Applying Machine Learning Techniques to a Partially Labeled Cybersecurity Dataset. WI (2018)
Sven van der Kooij, Pia Kempker, Hans van den Berg, Sandjai Bhulai
Optimal battery charging in smart grids with price forecasts. ISGT (2017)
T. C. van Barneveld, Robert D. van der Mei, Sandjai Bhulai
Compliance tables for an EMS system with two types of medical response units. Comput. Oper. Res. 80 (2017)
Marijn ten Thij, Sandjai Bhulai
Modelling Trend Progression Through an Extension of the Polya Urn Process. NetSci-X (2016)
Martijn Onderwater, Sandjai Bhulai, Rob van der Mei
Value Function Discovery in Markov Decision Processes With Evolutionary Algorithms. IEEE Trans. Syst. Man Cybern. Syst. 46 (9) (2016)
Thije van Barneveld, Sandjai Bhulai, Robert D. van der Mei
The effect of ambulance relocations on the performance of ambulance service providers. Eur. J. Oper. Res. 252 (1) (2016)
Marijn ten Thij, Tanneke Ouboter, Daniël Worm, Nelly Litvak, Hans van den Berg, Sandjai Bhulai
Modelling of trends in Twitter using retweet graph dynamics. CoRR (2015)
Marco Bijvank, Sandjai Bhulai, Woonghee Tim Huh
Parametric replenishment policies for inventory systems with lost sales and fixed order cost. Eur. J. Oper. Res. 241 (2) (2015)
Marijn ten Thij, Sandjai Bhulai
Modeling trend progression through an extension of the Polya Urn Process. CoRR (2015)
Wouter Vink, Alex Kuiper, Benjamin Kemper, Sandjai Bhulai
Optimal appointment scheduling in continuous time: The lag order approximation method. Eur. J. Oper. Res. 240 (1) (2015)
Martin van Buuren, Geert Jan Kommer, Rob van der Mei, Sandjai Bhulai
A simulation model for emergency medical services call centers. WSC (2015)
Martijn Onderwater, Sandjai Bhulai, Rob van der Mei
Learning Optimal Policies in Markov Decision Processes with Value Function Discovery? SIGMETRICS Perform. Evaluation Rev. 43 (2) (2015)
Sandjai Bhulai
Nearest Neighbour Algorithms for Forecasting Call Arrivals in Call Centers. KES-IDT (2015)
Sandjai Bhulai, A. C. Brooms, Flora M. Spieksma
On structural properties of the value function for an unbounded jump Markov process with an application to a processor sharing retrial queue. Queueing Syst. Theory Appl. 76 (4) (2014)
Marijn ten Thij, Tanneke Ouboter, Daniël Worm, Nelly Litvak, Hans van den Berg, Sandjai Bhulai
Modelling of Trends in Twitter Using Retweet Graph Dynamics. WAW (2014)
J. W. Bosman, Geert Jan Hoekstra, Robert D. van der Mei, Sandjai Bhulai
A simple index rule for efficient traffic splitting over parallel wireless networks with partial information. Perform. Evaluation 70 (10) (2013)
Melania Calinescu, Sandjai Bhulai, Barry Schouten
Optimal resource allocation in survey designs. Eur. J. Oper. Res. 226 (1) (2013)
Ran Yang, Sandjai Bhulai, Rob van der Mei
Structural properties of the optimal resource allocation policy for single-queue systems. Ann. Oper. Res. 202 (1) (2013)
Jan Lasek, Zoltán Szlávik, Sandjai Bhulai
The predictive power of ranking systems in association football. Int. J. Appl. Pattern Recognit. 1 (1) (2013)
Sandjai Bhulai, Taoying Farenhorst-Yuan, Bernd Heidergott, Dinard van der Laan
Optimal balanced control for call centers. Ann. Oper. Res. 201 (1) (2012)
Sandjai Bhulai, Geert Jan Hoekstra, J. W. Bosman, Robert D. van der Mei
Dynamic traffic splitting to parallel wireless networks with partial information: A Bayesian approach. Perform. Evaluation 69 (1) (2012)
P. M. Koeleman, Sandjai Bhulai, M. van Meersbergen
Optimal patient and personnel scheduling policies for care-at-home service facilities. Eur. J. Oper. Res. 219 (3) (2012)
Ran Yang, Sandjai Bhulai, Rob van der Mei
Optimal resource allocation for multiqueue systems with a shared server pool. Queueing Syst. Theory Appl. 68 (2) (2011)
Ran Yang, Sandjai Bhulai, Rob van der Mei, Frank J. Seinstra
Optimal resource allocation for time-reservation systems. Perform. Evaluation 68 (5) (2011)
Chrétien Verhoef, Sandjai Bhulai, Rob van der Mei
Optimal resource allocation in synchronized multi-tier Internet services. Perform. Evaluation 68 (11) (2011)
Sandjai Bhulai, Gerard Hoekstra, Rob van der Mei
Optimal concurrent access strategies in mobile communication networks. International Teletraffic Congress (2010)
Wemke van der Weij, Sandjai Bhulai, Rob van der Mei
Dynamic thread assignment in web server performance optimization. Perform. Evaluation 66 (6) (2009)
Dennis Roubos, Sandjai Bhulai
Session-Level Load Balancing for High-Dimensional Systems. IEEE Trans. Autom. Control. 54 (8) (2009)
Auke Pot, Sandjai Bhulai, Ger Koole
A Simple Staffing Method for Multiskill Call Centers. Manuf. Serv. Oper. Manag. 10 (3) (2008)
Sandjai Bhulai, Ger Koole, Auke Pot
Simple Methods for Shift Scheduling in Multiskill Call Centers. Manuf. Serv. Oper. Manag. 10 (3) (2008)
Sandjai Bhulai, Robert D. van der Mei, Mengxiao Wu
Heuristics for the Design and Optimization of Streaming Content Distribution Networks. GLOBECOM (2007)
Sandjai Bhulai, Swaminathan Sivasubramanian, Robert D. van der Mei, Maarten van Steen
Modeling and Predicting End-to-End Response Times in Multi-tier Internet Applications. International Teletraffic Congress (2007)
Vivek Rai, Swaminathan Sivasubramanian, Sandjai Bhulai, Pawel Garbacki, Maarten van Steen
A Multiphased Approach for Modeling and Analysis of the BitTorrent Protocol. ICDCS (2007)
Sandjai Bhulai, Robert D. van der Mei, Taoying Yuan
Modelling the Impact of User Mobility on the Throughput in Networks of Wireless 802.11 LANs. GLOBECOM (2006)
Sandjai Bhulai, Ger Koole
A queueing model for call blending in call centers. IEEE Trans. Autom. Control. 48 (8) (2003)
Sandjai Bhulai, Flora M. Spieksma
On the uniqueness of solutions to the Poisson equations for average cost Markov chains with unbounded cost functions. Math. Methods Oper. Res. 58 (2) (2003)
Sandjai Bhulai, Ger Koole
On the value of learning for Bernoulli bandits with unknown parameters. CDC (2000)
Sandjai Bhulai, Ger Koole
Scheduling time-constrained jobs in the presence of background traffic. CDC (2000)
Sandjai Bhulai, Ger Koole
On the value of learning for Bernoulli bandits with unknown parameters. IEEE Trans. Autom. Control. 45 (11) (2000)