Current Technical Reports (Statistics and Operations Research)

09-01 "Evolutionary game theory for symmetric 2-player games: fundamental results on dynamic and static stability properties." Douglas G. Kelly. Technical Report UNC/STOR/09/01.pdf

09-02 "On Asymptotic Properties of Generalized Fiducial Inference for Discretized Data." Jan Hannig. Technical Report UNC/STOR/09/02.pdf

08-01 "Asymptotic Comparison of Predictive Densities for Dependent Observations." Xuanyao He, Zhengyuan Zhu, and Richard L. Smith. Technical Report UNC/STOR/08/01. pdf

08-02 "On sublattice determinants in reduced bases." Gabor Pataki and Mustafa Tural. Technical Report UNC/STOR/08/02. pdf

08-03 "PCA consistency in High Dimension, Low Sample Size context." Sungkyu Jung and J.S. Marron. Technical Report UNC/STOR/08/03. pdf

08-04 "Sudoku: Structure Versus Function." Scott Provan. Technical Report UNC/STOR/08/04 pdf

08-05 "Branching proofs of infeasibility in low density subset sum problems." Gabor Pataki and Mustafa Tural. Technical Report UNC/STOR/08/05 pdf

08-06 "Direct Deconvolution Density Estimation of a Mixture
Distribution Motivated by Mutation Effects Distribution".
Mihee Lee, Christina Burch, Haipeng Shen, and J. S. Marron. Technical Report UNC/STOR/08/06 pdf

08-07 "A Principal Component Analysis for Trees". Burcu Aydin, Gabor Pataki, Haonan Wang, Elizabeth Bullitt, J.S. Marron. Technical Report UNC/STOR/08/07 pdf

08-08 "Evolutionary Game Theory and the Prisoner's Dilemma: a survey". Doug G. Kelly. Technical Teport UNC/STOR/08/08 pdf

08-09 "Asymptotic Properties of Distance-Weighted Discrimination". Xingye Qiao, Hao Helen Zhang, Yufeng Liu, Michael J. Todd and J.S. Marron. Technical Report UNC/STOR/08/09 pdf

2007

07-01 "The Use of Spies in Strategic Situations: Preliminary Report." J. Scott Provan. Technical Report UNC/STOR/07/01. pdf

07-02 "Output Analysis of Multiclass Fluid Models with Static Priorities." Elena I. Tzenova, Ivo J.B.F. Adan, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/07/02. pdf

07-03 "Insurance Risk with Variable Number of Policies." Ivo J.B.F. Adan, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/07/03. pdf

07-04 "A Production-Inventory System in a Stochastic Environment with or without an External Supplier." Vidyadhar G. Kulkarni and Liu, Nan. Technical Report UNC/STOR/07/04. pdf

07-05 "A Functional Data Analysis Approach for Evaluating Temporal Physiologic Responses to Particulate Matter." Lindsay Wichers, Chihoon Lee, Daniel Costa, William Watkinson, and J. S. Marron. Technical Report UNC/STOR/07/05. pdf

07-06 "Index Policies for Resource Allocation in Wireless Networks." Nomesh Bolia and Vidyadhar Kulkarni. Technical Report UNC/STOR/07/06.

07-07 "Parallel Approximation, and Integer Programming Reformulation." Gabor Pataki and Mustafa Tural. Technical Report UNC/STOR/07/07. pdf

07-08 "Variable selection in quantile regression." Wu, Yichao and Liu, Yufeng. Technical Report UNC/STOR/07/08. pdf

07-09 "Probability estimation for large margin classifiers." Wang, Junhui, Shen, Xiaotong, and Liu, Yufeng. Technical Report UNC/STOR/07/09. pdf

07-10 "Variable selection via a combination of the L0 and L1 penalties." Liu, Yufeng and Wu, Yichao. Technical Report UNC/STOR/07/10. pdf

07-11 "Robust truncated-hinge-loss support vector machines." Wu, Yichao and Liu, Yufeng. Technical Report UNC/STOR/07/11. pdf

07-12 "MultiResolution Anomaly Detection method for long range dependent time series." L. Zhang, Z.Zhu and J. S. Marron. Technical Report UNC/STOR/07/12. pdf

07-13 "An efficient algorithm for Estimation and prediction of a class of convolution-based spatial nonstationary models." Z. Zhu and Y. Wu. Technical Report UNC/STOR/07/13. pdf

07-14 "Estimating spatial covariance using penalized likelihood with weighted L_1 penalty." Z. Zhu and Y. Liu. Technical Report UNC/STOR/07/14. pdf

07-15 "MultiResolution Anomaly Detection for the Internet." L. Zhang, Z. Zhu, K. Jeffay, J. S. Marron and F. D. Smith. Technical Report UNC/STOR/07/15. pdf

07-16 "Accounting for Spatial Correlation in the Scan Statistic." J. Loh and Z. Zhu. Technical Report UNC/STOR/07/16. pdf

07-17 "Interday Forecasting and Intraday Updating of Call Center Arrivals." Haipeng Shen, Jianhua Z. Huang. Technical Report UNC/STOR/07/17. pdf

07-18 "A Supervised Singular Value Decomposition for Independent Component Analysis of fMRI." Ping Bai, Haipeng Shen, Xuemei Huang, Young Truong. Technical Report UNC/STOR/07/18. pdf

07-19 "On Scalable Measurement-Driven Modeling of Traffic Demand in Large WLANs." Merkouris Karaliopoulos, Maria Papadopouli, Elias Raftopoulos, Haipeng Shen. Technical Report UNC/STOR/07/19. pdf

07-20 "Forecasting and Dynamic Updating of Uncertain Arrival Rates to a Call Center." Haipeng Shen, Jianhua Z. Huang, Chihoon Lee. Technical Report UNC/STOR/07/20. pdf

07-21 "Balking and Reneging in M/G/s Systems: Exact Analysis and Approximations." Liqiang Liu and Vidyadhar G. Kulkarni. Technical Report UNC/STOR/07/21. pdf

2006

06-01 "Estimation of Spectral Density with Irregular Observations." Hae Kyung Im, Michael L. Stein, and Zhengyuan Zhu. Technical Report UNC/STOR/06/01. pdf

06-02 "Spatial Scan Statistics: Approximations and Performance Study." Deepak Agarwal, Andrew McGregor, Jeff M. Phillips, Suresh Venkatasubramanian, and Zhengyuan Zhu. Technical Report UNC/STOR/06/02. pdf

06-03 "Busy Period Analysis for M/PH/1 Queues with Workload Dependent Balking." Vidyadhar Kulkarni and Liqiang Liu. Technical Report UNC/STOR/06/03. pdf

06-04 "One-and-Two Target Distributed Optimal Control of a Parabolic System." Sung-Sik Kwon and Jon W. Tolle. Technical Report UNC/STOR/06/04. pdf

06-05 "Numerical Algorithms for One-and-Two Target Optimal Controls." Sung-Sik Kwon and Jon W. Tolle. Technical Report UNC/STOR/06/05. pdf

06-06 "Warranty Claims Modelling." V. G. Kulkarni and S. Resnick. Technical Report UNC/STOR/06/06. pdf

06-07 "Column Basis Reduction and Decomposable Knapsack Problems." Bala Krishnamoorthy and Gabor Pataki. Technical Report UNC/STOR/06/07.

06-08 "A Polynomial-Time Algorithm to Find Shortest Path with Recourse." J. Scott Provan. Technical Report UNC/STOR/06/08. pdf

06-09 "Enumeration in Convex Geometries and Associated Polytopal Subdivisions of Spheres." Louis J. Billera, Samuel K. Hsiao and J. Scott Provan. Technical Report UNC/STOR/06/09. pdf

06-10 "Quantile regression in Reproducing Kernel Hilbert Spaces." Youjuan Li, Yufeng Liu, and Ji Zhu. Technical Report UNC/STOR/06/10. pdf

06-11 "Dynamic Routing of Prioritized Warranty Repairs" F. Chen and V. G. Kulkarni. Technical Report UNC/STOR/06/11. pdf

06-12 "Support Vector Machines with adaptive Lq penalties" Yufeng Liu, Hao Helen Zhang, Cheolwoo Park, and Jeongyoun Ahn. Technical Report UNC/STOR/06/12. pdf

06-13 "Sparse Principal Component Analysis via Regularized Low Rank Matrix Approximation." Haipeng Shen*, Jianhua Z. Huang. Technical Report UNC/STOR/06/13. pdf

06-14 "Experimental Estimate of the Abundance and Effects of Nearly Neutral Mutations in an RNA Virus." Christina L. Bruch, Sebastien Guyader, Daniel Samarov, Haipeng Shen. Technical Report UNC/STOR/06/14. pdf

06-15 "Capturing the Elusive Poissonity in Web Traffic." Cheolwoo Park, Haipeng Shen, Felix Hernandez-Campos, J. S. Marron, Darryl Veitch. Technical Report UNC/STOR/06/15. pdf

06-16 "Spatial-Temporal Modeling of Traffic Workload in a Campus WLAN." Felix Hernandez-Campos, Merkouris Karaliopoulos, Maria Papadopouli, Haipeng Shen. Technical Report UNC/STOR/06/16. pdf

06-17 "Evaluation of Short-term Traffic Forecasting Algorithms in Wireless Networks." Maria Papadopouli, Elias Raftopoulos, Haipeng Shen. Technical Report UNC/STOR/06/17. pdf

2005

05-01 "Singular Value Decomposition and its Visualization." Lingsong Zhang, J.S. Marron, Haipeng Shen, and Zhengyuan Zhu. Technical Report UNC/STOR/05/01. pdf

05-02 "Efficient Mean Estimation in Lognormal Linear Models." Haipeng Shen, Zhengyuan Zhu. Technical Report UNC/STOR/05/02. pdf

05-03 "Nonparametric Regression and Confidence Bands with Lognormal Errors and Application to Bank Call Center Data." Haipeng Shen, Lawrence D. Brown. Technical Report UNC/STOR/05/03. pdf

05-04 "Robust estimation of self-similarity parameter in network traffic using wavelet transform." Haipeng Shen, Zhengyuan Zhu, and Thomas C. M. Lee. Technical Report UNC/STOR/05/04. pdf

05-05 "Forecasting Arrivals to a Telephone Call Center." Haipeng Shen, Jianhua Z. Huang. Technical Report UNC/STOR/05/05. pdf

05-06 "Spatial Sampling Design under the Infill Asymptotic Framework." Zhengyuan Zhu, Hao Zhang. Technical Report UNC/STOR/05/06. pdf

05-07 "Outsourcing Prioritized Warranty Repairs." Peter S. Buczkowski, Mark E. Hartmann, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/05/07. pdf

05-08 "Individual, Class-based and Social Optimal Admission Policies in Two-Priority Queues." Feng Chen, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/05/08. pdf

05-09 "EOQ Analysis Under Stochastic Production and Demand Rates." Vidhyadhar Kulkarni, Keqi Yan. Technical Report UNC/STOR/05/09. pdf

05-10 "M/G/1 Queues with Workload-based Balking." Liqiang Liu, Vidhyadhar G. Kulkarni. Technical Report UNC/STOR/05/10. pdf

05-11 "Coordinated Inventory Planning for New and Old Products Under Warranty." Wei Huang, Vidhyadhar Kulkarni, Jayashankar M. Swaminathan. Technical Report UNC/STOR/05/11. pdf

05-12 "Managing Inventory of Items with Replacement Warranty." Wei Huang, Vidhyadar Kulkarni, Jayashankar M. Swaminathan. Technical Report UNC/STOR/05/12. pdf

05-13 "Admission Control in the Presence of Priorities: A Sample Path Approach." Feng Chen, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/05/13. pdf

05-14 "Online prediction algorithms for aggregation of arbitrary estimators of a conditional mean." Andrew Nobel, F. Brunea. Technical Report UNC/STOR/05/14. pdf

05-15 "Convergent Numerical Scheme for Singular Stochastic Control with State Constraints in a Portfolio Selection Problem." A. Budhiraja, K. Ross. Technical Report UNC/STOR/05/15. pdf

05-16 "Diffusion approximations for controlled stochastic networks: An asymptotic bound for the value function." A. Budhiraja, A. Ghosh. Technical Report UNC/STOR/05/16. pdf

05-17 "Molecular Motors, Brownian Ratchets, and Reflected Diffusions." J. Fricks, A. Budhiraja. Technical Report UNC/STOR/05/17. pdf

05-18 TBA

05-19 "Multicategory psi-learning." Y. Liu, X. Shen. Technical Report UNC/STOR/05/19. pdf

05-20 "Optimizing psi-learning via mixed integer programming." Y. Liu, Y. Wu. Technical Report UNC/STOR/05/20. pdf

05-21 "Construction and analysis of Es2 efficient supersaturated designs." Y. Liu, S. Ruan, A. Dean. Technical Report UNC/STOR/05/21. pdf

05-22 "Dynamic routing of prioritized warranty repairs." F. Chen, V. Kulkarni. Technical Report UNC/STOR/05/22. pdf

05-23 "Modeling Client Arrivals at Access Points in Wireless Campus-wide
Networks." Maria Papadopouli, Haipeng Shen, Manolis Spanakis. Technical Report UNC/STOR/05/23. pdf

05-24 "Short-term Traffic Forecasting in a Campus-wide Wireless Network." Maria Papadopouli, Haipeng Shen, Elias Raftopoulos, Manolis Ploumidis, Felix Hernandez-Campos. Technical Report UNC/STOR/05/24. pdf

05-25 "Characterizing the Duration and Association Patterns of Wireless in a Campus." Maria Papadopouli, Haipeng Shen, Manolis Spanakis. Technical Report UNC/STOR/05/25. pdf

2004

04-01 "Impact of the sampling rate on the estimation of the parameters of fractional Brownian Motion." Zhengyuan Zhu, Murad S. Taqqu. Technical Report UNC/STOR/04/01. pdf

04-02 "Spatial Sampling Design for Prediction with Estimated Parameters." Zhengyuan Zhu, Michael L. Stein. Technical Report UNC/STOR/04/02. pdf

04-03 "Optimal Pricing for a Service Center." Serhan Ziya, Hayriye Ayhan, Robert D. Foley. Technical Report UNC/STOR/04/03. pdf

04-04 "A Monotonicity Result for the Blocking Probability in a G/GI/c/m Queueing System." Serhan Ziya, Hayriye Ayhan, Robert D. Foley. Technical Report UNC/STOR/04/04. pdf

04-05 "Funding a Warranty Reserve with Inputs After Each Sale." Peter S. Buczkowski, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/04/05. pdf

04-06 "Outsourcing Warranty Repairs: Dynamic Allocation." Michelle Opp, Kevin Glazebrook, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/04/06. pdf

04-07 "Fluid Models with Jumps." Elena I. Tzenova, Ivo J.B.F. Adan, Vidyadhar G. Kulkarni. Technical Report UNC/STOR/04/07. pdf

04-08 "Allocating Outsourced Warranty Service Contracts." Michelle Opp, Vidyadhar G. Kulkarni, Jayshankar Swaminathan. Technical Report UNC/STOR/04/08. pdf

04-09 "Arrival Analysis"

04-10 "Singular Control with State Constraints on Unbounded Domain." A. Budhiraja, R. Atar. Technical Report UNC/STOR/04/10. pdf

04-11 "A Large Deviations Approach to Asymptotically Optimal Control of Criscross Network in Heavy Traffic." A. Budhiraja, A. Ghosh. Technical Report UNC/STOR/04/11. pdf

04-12 "Long Range Dependence Analysis of Internet Traffic." Park, C., Hernandez-Campos, F., Le, L., Marron, J. S., Park, J., Pipiras, V., Smith, F. D., Smith, R. L., Trovero, M., and Zhu, Z. Technical Report UNC/STOR/04/12. pdf

2003

03-01 "Spatial Sampling Design for Parameter Estimation of the Covariance Function." Zhenghuan Zhu, Michael L. Stein. Technical Report UNC/STOR/03/01. pdf

03-02 "Relationships Among Three Assumptions in Revenue Management." Serhan Ziya, Hayriye Ayhan, Robert D. Foley. Technical Report UNC/STOR/03/02. pdf

03-03 "Single-server Queue with Markov Dependent Inter-arrival and Service Times." I.J.B.F. Adan, V.G. Kulkarni. Technical Report UNC/STOR/03/03. pdf

03-04 "Stochastic Differential Equation for TCP Window Size: Analysis and Experimental Validation." A. Budhiraja, F. Hernandez-Campos, V.G. Kulkarni. Technical Report UNC/STOR/03/04. pdf

03-05 "Stochastic Discretization for the Long-run Average Reward in Fluid Models." I.J.B.F. Adan, V.G. Kulkarni, J.A.C. Resing. Technical Report UNC/STOR/03/05. pdf

03-06 "Optimal EOQ for Announced Price Increases in Infinite Horizon." Wei Huang, V.G. Kulkarni. Technical Report UNC/STOR/03/06. pdf

03-07 "Asymptotic Stability, Ergodicity and other asymptotic properties of the Nonlinear Filter." A. Budhiraja. Technical Report UNC/STOR/03/07. pdf

03-08 "Large Deviations for the Empirical Measures of Reflecting Brownian Motion and Related Constrained Processes in $\Rplus$." A. Budhiraja, P. Dupuis. Technical Report UNC/STOR/03/08. pdf