Shivakumar Vaithyanathan

Shivakumar Vaithyanathan is currently a research staff member at the IBM Almaden Research Center. After obtaining his Ph.D. in 1992, Shivakumar was a visiting scientist at Lehigh University before he joined Digital Equipment Corp. to work on advanced algorithms for process control. Subsequently, he moved to the newly formed AltaVista group. Since joining IBM in 1998, he has been involved in research and development of learning algorithms, especially for extremely high-dimensional sparse data. His present interests are in the area of Bayesian inference, maximum entropy models unsupervised and partially supervised learning algorithms and their applications to language modeling.