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Approximation Algorithms for the A Priori Traveling Repairman, with I.L. Goertz and F. Navidi, manuscript.
- An Approximation Algorithm for Vehicle Routing with Compatibility Constraints, with M. Yu and S. Shen,
Operations Research Letters, 46(6), 579-584, 2018.
Preliminary version in CPAIOR 2017. - Adaptive Submodular Ranking and Routing, with F. Navidi and P. Kambadur,
IPCO, 2017. DOI. - Approximation algorithms for stochastic k-TSP, with A. Ene and R. Saket,
FSTTCS, 2017. DOI. - Approximation Algorithms for Inventory Problems with Submodular or Routing Costs, with C. Shi,
Mathematical Programming, 160(1-2): 225-244, 2016. - Capacitated Vehicle Routing with Non-Uniform Speeds, with I. L. Goertz, M. Molinaro and R. Ravi,
Mathematics of Operations Research, 41(1): 318-331, 2016.
Preliminary version in IPCO 2011 - Minimum Latency Submodular-Cover, with S. Im and R. van der Zwaan,
ACM Transactions on Algorithms, 13(1), 2016.
Preliminary version in ICALP 2012. - Locating Depots for Capacitated Vehicle Routing, with I. L. Goertz,
Networks 68(2): 94-103, 2016.
Preliminary version in APPROX 2011. - Approximation Algorithms for Stochastic Orienteering, with A. Gupta, R. Krishnaswamy, and R. Ravi,
Mathematics of Operations Research, 40(1), 2015.
Preliminary version in SODA 2012. - Minimum Makespan Multi-Vehicle Dial-a-Ride, with I. L. Goertz and R. Ravi,
ACM Transactions on Algorithms 11(3):23, 2015.
Preliminary version in ESA 2009. - On the Adaptivity Gap of Stochastic Orienteering, with N. Bansal,
Mathematical Programming, 154(1-2), 145-172, 2015.
Preliminary version in IPCO 2014. - Approximation Algorithms for Distance Constrained Vehicle Routing, with R. Ravi, Networks, 59(2), 209-214, 2012.
Preliminary version in APPROX 2006. - Stochastic Vehicle Routing with Recourse, with I.L. Goertz and R. Saket, ICALP 2012.
- Approximation Algorithms for VRP with Stochastic Demands, with A. Gupta and R. Ravi, Operations Research, 60(1), 123-127, 2012.
- The Directed Orienteering Problem, with R. Ravi,
Algorithmica, 60(4), 1017-1030, 2011.
Preliminary version in APPROX 2007. - Dial-a-Ride from k-forest, with A. Gupta, M.T. Hajiaghayi, and R. Ravi,
ACM Transactions on Algorithms, 6(2), 2010.
Preliminary version in ESA 2007. - Approximation Algorithms for Optimal Decision Trees and Adaptive TSP, with A. Gupta and R. Ravi, ICALP 2010.
- The Directed Minimum Latency Problem, with R. Ravi, APPROX 2008.
- Exact Train Pathing, with A. G. Ranade, Journal of Scheduling, 11(4), 279-297, 2008.