20002019
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Research Output 2000 2019

2019

A Probabilistic Approach to Linguistic Variation and Change in Biblical Hebrew

van Peursen, W. T., Bhulai, S., Kingham, C. & van de Bijl, E., 2019.

Research output: Working paperAcademic

Open Access
linguistics
bible
field of study
syntax
grouping

Background and enrollment characteristics of students with autism in higher education

Bakker, T., Krabbendam, L., Bhulai, S. & Begeer, S., 1 Nov 2019, In : Research in autism spectrum disorders. 67, p. 1-12 12 p., 101424.

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
File
Autistic Disorder
Students
Education
Autism Spectrum Disorder
Information Systems

Data-Driven Pricing & Optimization

van de Geer, R., 2019, 174 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

Detecting fraudulent bookings of online travel agencies with unsupervised machine learning

Mensah, C., Klein, J., Bhulai, S., Hoogendoorn, M. & van der Mei, R., 2019, Advances and Trends in Artificial Intelligence: From Theory to Practice : 32nd International Conference on Industrial, Engineering and Other Applications of Applied Intelligent Systems, IEA/AIE 2019, Graz, Austria, July 9–11, 2019, Proceedings. Wotawa, F., Pill, I., Koitz-Hristov, R., Friedrich, G. & Ali, M. (eds.). Springer Verlag, p. 334-346 13 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11606 LNAI).

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Unsupervised Learning
Learning systems
Anomaly Detection
Machine Learning
Transportation charges

Detecting Network Intrusion beyond 1999: Applying Machine Learning Techniques to a Partially Labeled Cybersecurity Dataset

Klein, J., Bhulai, S., Hoogendoorn, M., Van Der Mei, R. & Hinfelaar, R., 10 Jan 2019, Proceedings - 2018 IEEE/WIC/ACM International Conference on Web Intelligence, WI 2018. IEEE, p. 784-787 4 p. 8609692

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Intrusion detection
Learning systems

Optimizing barge utilization in hinterland container transportation

Zweers, B. G., Bhulai, S. & van der Mei, R. D., Apr 2019, In : Naval Research Logistics. 66, 3, p. 253-271 19 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
Barges
Integer Program
Container
Linear Program
Containers

Stochastic Modelling and Control of Road Traffic Congestion

van Leeuwen, D., 2019, 226 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File
2018

Ambulance dispatch center pilots proactive relocation policies to enhance effectiveness

Van Buuren, M., Jagtenberg, C., Van Barneveld, T., Van Der Mei, R. & Bhulai, S., May 2018, In : Interfaces. 48, 3, p. 235-246 12 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Relocation
Statistics
Emergency

A novel use of value iteration for deriving bounds for threshold and switching curve optimal policies

Ertiningsih, D., Bhulai, S. & Spieksma, F., Dec 2018, In : Naval Research Logistics. 65, 8, p. 638-659 22 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
Value Iteration
Optimal Policy
Queueing
Curve
Monotonic sequence

Control of a tandem queue with a startup cost for the second server

Hristov, A., Bhulai, S., van der Mei, R. D. & Bosman, J. W., 3 Jul 2018, In : Stochastic Models. 34, 3, p. 362-374 13 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Tandem Queues
Plant startup
Start-up
Servers
Server

Crime forecasting in small city blocks using a general additive spatio-temporal model

Mahfoud, M., Bhulai, S. & van der Mei, R. D., 30 Dec 2018, In : International Journal on Advances in Security. 11, 3&4, p. 214-222 9 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Crime

Demand-point constrained EMS vehicle allocation problems for regions with both urban and rural areas

van Buuren, M., van der Mei, R. & Bhulai, S., Sep 2018, In : Operations Research for Health Care. 18, p. 65-83 19 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Costs and Cost Analysis
Budgets
Health Care Costs
Netherlands

Dynamic coordination of the New York City taxi to optimize the revenue of the taxi service

Li, P. K. J., Bhulai, S. & van Essen, J. T., 2018, In : International Journal on Advances in Intelligent Systems. 11, 3&4, p. 156-167 12 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Carbon
Costs

Dynamic models for knowledge tracing & prediction of future performance

Sapountzi, A., Bhulai, S., Cornelisz, I. & van Klaveren, C. P. B. J., 18 Nov 2018, 7th International Conference on Data Analytics. Bhulai, S., Kardaras, D. & Semanjski, I. (eds.). Athens, Greece: IARIA, p. 121-129 9 p.

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Open Access
File
Dynamic models
Learning systems
Knowledge acquisition
Learning algorithms
Scalability

Efficient Planning of Ambulance Services: Theory and Practice

van Buuren, M., 2018, 215 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

Forecasting burglary risk in small areas via network analysis of city streets

Mahfoud, M., Bhulai, S., van der Mei, R. D., Erkin, D. & Dugundji, E. R., 18 Nov 2018, 7th International Conference on Data Analytics. Bhulai, S., Kardaras, D. & Semanjski, I. (eds.). Athens, Greece: IARIA, p. 109-114 6 p.

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Electric network analysis
Crime

Optimal taxi fleet management: a linear programming approach to the taxi capacity problem

Li, P. K. J. & Bhulai, S., 18 Nov 2018, 7th International Conference on Data Analytics. Bhulai, S., Kardaras, D. & Semanjski, I. (eds.). Athens, Greece: IARIA, p. 115-120 6 p.

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Linear programming
Profitability
Customer satisfaction
Travel time
Costs

Performance models for analysis and control of it systems

Hristov, A., 2018, 126 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

Real-time ambulance relocation: Assessing real-time redeployment strategies for ambulance relocation

van Barneveld, T., Jagtenberg, C., Bhulai, S. & van der Mei, R., 1 Jun 2018, In : Socio-Economic Planning Sciences. 62, June, p. 129-142 14 p.

Research output: Contribution to JournalArticleAcademicpeer-review

move
relocation
Emergency
Response Time
medical services

Social Data Analysis: Dynamics of real-time data

ten Thij, M. C., 2018, 202 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

Throughput and bottleneck analysis of tandem queues with nested sessions

Hristov, A., Bosman, J. W., Van Der Mei, R. D. & Bhulai, S., Jul 2018, In : Probability in the Engineering and Informational Sciences. 32, 3, p. 396-408 13 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Tandem Queues
Throughput
Servers
Server
Performance Measurement
2017

Compliance tables for an EMS system with two types of medical response units

van Barneveld, T. C., van der Mei, R. D. & Bhulai, S., 2017, In : Computers and Operations Research. 80, April, p. 68-81

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Emergency
Compliance
Tables
Relocation

Efficiency and fairness in ambulance planning

Jagtenberg, C. J., 2017, 171 p.

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

EMS call center models with and without function differentiation: a comparison

van Buuren, M., Kommer, G. J., van der Mei, R. D. & Bhulai, S., 2017, In : Operations Research for Health Care. 12, March, p. 16-28

Research output: Contribution to JournalArticleAcademicpeer-review

Emergency Medical Services
Ambulances
Triage
Communication
Call Centers

Flexible staffing for call centers with non-stationary arrival rates

Roubos, A., Bhulai, S. & Koole, G., 2017, Markov Decision Processes in Practice. van Dijk, N. & Boucherie, R. (eds.). Springer_Verlag, p. 487-503

Research output: Chapter in Book / Report / Conference proceedingChapterAcademicpeer-review

Call centres
Staffing
Service levels
Optimal policy
Costs

Japanese Kanji characters are small-world connected through shared components

Jeronimus, M., Westerveld, S., van Leeuwen, C., Bhulai, S. & van den Berg, D., 2017, 6th International Conference on Data Analytics, Barcelona (Spain), November 12-16. Bhulai, S. & Kardaras, D. (eds.). IARIA, p. 53-58

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Small world
Statistical significance
Topology
Coefficients
Language

Optimal ambulance dispatching

Jagtenberg, C. J., Bhulai, S. & van der Mei, R. D., 2017, Markov Decision Processes in Practice. van Dijk, N. & Boucherie, R. (eds.). Springer_Verlag, p. 269-291

Research output: Chapter in Book / Report / Conference proceedingChapterAcademicpeer-review

Open Access
Ambulances

Optimization of the revenue of the New York city taxi service using Markov Decision Processes

Li, P., Bhulai, S. & van Essen, J. T., 2017, 6th International Conference on Data Analytics, Barcelona (Spain), November 12-16. Bhulai, S. & Kardaras, D. (eds.). IARIA, p. 47-52

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Fuel consumption
Carbon

Predicting candidate uptake on individual online vacancies and vacancy portfolios

de Ruijt, C. A. M., Bhulai, S., Gorissen, B. L., Rusman, H. & Willemsens, L., 2017, In : International Journal on Advances in Software. p. 132 142 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Vacancy
Shortage
Job seeker
Analytical techniques
Labour market

Relocation Algorithms for Emergency Medical Services

van Barneveld, T. C., 2017

Research output: PhD ThesisPhD Thesis - Research VU, graduation VUAcademic

Open Access
File

Spatio-temporal modeling for residential burglary

Mahfoud, M., Bhulai, S. & van der Mei, R. D., 2017, 6th International Conference on Data Analytics, Barcelona (Spain), November 12-16. Bhulai, S. & Kardaras, D. (eds.). IARIA, p. 59-64

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Crime

Value function approximation in complex queueing systems

Bhulai, S., 2017, Markov Decision Processes in Practice. van Dijk, N. & Boucherie, R. (eds.). Springer_Verlag, p. 33-62

Research output: Chapter in Book / Report / Conference proceedingChapterAcademicpeer-review

Decision theory
2016

Almost squares in almost squares: solving the final instance

Braam, F., Moes, M., Suilen, E., van den Berg, D. & Bhulai, S., 2016, 5th International Conference, IARIA Data Analytics 2016, Venice, Italy, October 9-13, 2016. Bhulai, S. & Semanjski, I. (eds.). IARIA, p. 69-74

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Dynamic ambulance dispatching: is the closest-idle policy always optimal?

Jagtenberg, C. J., Bhulai, S. & van der Mei, R. D., 2016, In : Health Care Management Science. p. 1-15

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Reaction Time
Benchmarking
Emergency Medical Services
Netherlands

How to improve a team's position in the FIFA ranking? - A simulation study

Lasek, J., Szlavik, Z., Gagolewski, M. & Bhulai, S., 2016, In : Journal of Applied Statistics. 43, 7, p. 1349-1368

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
Ranking
Simulation Study
Globe
Optimal Scheduling
Decision problem

Modelling Trend Progression Through an Extension of the Polya Urn Process

ten Thij, M. C. & Bhulai, S., 13 Nov 2016, Advances in Network Science: 12th International Conference and School, NetSci-X 2016, Wroclaw, Poland, January 11-13, 2016, Proceedings. Wierzbicki, A., Brandes, U., Schweitzer, F. & Pedreschi, D. (eds.). 1 ed. Springer_Verlag, Vol. 9564. p. 57-67

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Networks of Sensors: Operation and Control

Onderwater, M., 2016, 179 p.

Research output: PhD ThesisPhD Thesis - Research external, graduation VUAcademic

Open Access
File
Sensors

Predicting candidate uptake for online vacancies

de Ruijt, C., Bhulai, S., Rusman, H. & Willemsens, L., 2016, 5th International Conference, IARIA Data Analytics 2016, Venice, Italy, October 9-13, 2016. Bhulai, S. & Semanjski, I. (eds.). IARIA, p. 63-68

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Proceedings of the 5th International Conference on Data Analytics 2016

Bhulai, S. & Semanjski, I., 2016, Venice, Italy: IARIA.

Research output: Book / ReportBookAcademicpeer-review

The effect of ambulance relocations on the performance of ambulance service providers

van Barneveld, T. C., Bhulai, S. & van der Mei, R. D., 2016, In : European Journal of Operational Research. 252, 1, p. 257-269

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Relocation
Response Time
Configuration
Bottleneck Problem

Twitter analytics for the horticulture industry

ten Thij, M. C., Bhulai, S., van den Berg, W. & Zwinkels, H., 2016, 5th International Conference, IARIA Data Analytics 2016, Venice, Italy, October 9-13, 2016. Bhulai, S. & Semanjski, I. (eds.). IARIA, p. 75-79

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Value function discovery in Markov Decision Processes with evolutionary algorithms

Onderwater, M., Bhulai, S. & van der Mei, R. D., 2016, In : IEEE Transactions on Systems, Man and Cybernetics: Systems. 46, 9, p. 1190-1201

Research output: Contribution to JournalArticleAcademicpeer-review

Evolutionary algorithms
2015

A dynamic ambulance management model for rural areas

van Barneveld, T. C., Bhulai, S. & van der Mei, R. D., 2015, In : Health Care Management Science. p. 1-22

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Guideline Adherence
Aptitude
Reaction Time

An efficient heuristic for real-time ambulance redeployment

Jagtenberg, C. J., Bhulai, S. & van der Mei, R. D., 2015, In : Operations Research for Health Care. 4, p. 27-35

Research output: Contribution to JournalArticleAcademicpeer-review

Ambulances
Benchmarking
Emergency Medical Services
Accidents
Heuristics

A simulation model for emergency medical services call centers

van Buuren, M., Kommer, G. J., van der Mei, R. D. & Bhulai, S., 2015, 2015 Winter Simulation Conference. Huntington Beach, California: IEEE, p. 844-855

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Ambulances
Discrete event simulation
Health care
Planning

Cost-Efficient Allocation of Additional Resources for the Service Placement Problem in Next-Generation Internet

Ma, D., Onderwater, M., Wetzels, F., Hoekstra, G. J., van der Mei, R. D., Bhulai, S. & Zhuang, L., 2015, In : Mathematical Problems in Engineering. p. 517409-517409

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
Placement
Internet
Iterative Algorithm
Resources
Costs

Dynamic server assignment in an extended machine-repair model

Dorsman, J. L., Bhulai, S. & Vlasiou, M., 2015, In : IIE Transactions. 47, 4, p. 392-413

Research output: Contribution to JournalArticleAcademicpeer-review

Repair
Servers
Queueing theory
Queueing networks
Decision theory

Learning optimal policies in MDPs with value function discovery

Onderwater, M., Bhulai, S. & van der Mei, R. D., 2015, In : ACM Sigmetrics Performance Evaluation Review. 43, 2, p. 7-9

Research output: Contribution to JournalArticleAcademicpeer-review

On the control of queueing systems with aging state information

Onderwater, M., Bhulai, S. & van der Mei, R. D., 2015, In : Stochastic Models. 31, 4, p. 588-617

Research output: Contribution to JournalArticleAcademicpeer-review

Queueing System
Aging of materials
Controllers
Controller
Markov Decision Process