data stream

1. July 26, 2013, Herndon convexity issues
2. Shetal Shah, Krithi Ramamritham, "Handling Non-linear Polynomial Queries over Dynamic Data" icde, pp.1043-1052, 2008 IEEE 24th International Conference on Data Engineering, 2008 [time to exit paper]
   local version
3. Sketch-based Geometric Monitoring of Distributed Stream Queries, reports
   Alon, Matias, Szegedy
4. safe zones
5. Polyak Juditsky-stochastic approximation