Robert Lee Grossman
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Robert Lee Grossman is an American computer scientist and
bioinformatician Bioinformatics () is an interdisciplinary field that develops methods and software tools for understanding biological data, in particular when the data sets are large and complex. As an interdisciplinary field of science, bioinformatics combine ...
at the
University of Chicago The University of Chicago (UChicago, Chicago, U of C, or UChi) is a private university, private research university in Chicago, Illinois. Its main campus is located in Chicago's Hyde Park, Chicago, Hyde Park neighborhood. The University of Chic ...
. His primary research interests are data science and
data-intensive computing Data-intensive computing is a class of parallel computing applications which use a data parallel approach to process large volumes of data typically terabytes or petabytes in size and typically referred to as big data. Computing applications which ...
.


Research

Grossman has worked in several fields. His early work (1984–1990) was in mathematics, where he developed algorithms in symbolic and numeric computing. In 1989, working with Richard Larson, he showed that
trees In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are u ...
have a natural multiplicative structure and are in fact a Hopf algebra. This algebra, sometimes called the Grossman–Larson algebra, is dual to the Connes-Kreimer algebra, which is one way of organizing the computations required when renormalizing
Feynman diagram In theoretical physics, a Feynman diagram is a pictorial representation of the mathematical expressions describing the behavior and interaction of subatomic particles. The scheme is named after American physicist Richard Feynman, who introduc ...
s. Working with Peter Crouch, he showed that there are
Runge–Kutta methods In numerical analysis, the Runge–Kutta methods ( ) are a family of implicit and explicit iterative methods, which include the Euler method, used in temporal discretization for the approximate solutions of simultaneous nonlinear equations. The ...
that evolve naturally on Lie groups. From 1990 to 2010, he primarily worked in computer science, specifically, data mining and data intensive computing. With Stuart Bailey and Yunhong Gu, he developed open source software to move large datasets over wide area high performance networks (PTool and the UDP-based Data Transfer Protocol or UDT). With Yunhong Gu, he also developed Sector/Sphere, a distributed platform for data intensive computing. During this period, he also founded the Data Mining Group, which develops data mining standards, and led the technical working group that developed the
Predictive Model Markup Language The Predictive Model Markup Language (PMML) is an XML-based predictive model interchange format conceived by Dr. Robert Lee Grossman, then the director of the National Center for Data Mining at the University of Illinois at Chicago. PMML provid ...
(PMML), which is now the dominant standard in analytics. Since 2010, he has primarily focused on data science and its applications to biology medicine, health care and the environment. He developed the first biomedical cloud that was designated as a NIH Trusted Partner, allowing it to interoperate with NIH's controlled access genomic data. He is currently leading the effort to build the NCI Genomic Data Commons, which will host all the genomic and associated clinical data from NIH/NCI funded research projects and clinical trials. He is a faculty member at the University of Chicago and the Director of the Center for Data Intensive Science at the University of Chicago. He is the founder and director of the Open Commons Consortium]


Entrepreneurial activity

Grossman founded Magnify, Inc. in 1996, was its CEO from 1996 to 2000, and its Chairman until 2005, when it was sold to ChoicePoint. Magnify is now part of
LexisNexis LexisNexis is a part of the RELX corporation that sells data analytics products and various databases that are accessed through online portals, including portals for computer-assisted legal research (CALR), newspaper search, and consumer info ...
. Magnify provided data mining solutions to the financial services sector. Grossman founded Open Data Group Inc. in 2001, which provides data science services so that clients can build predictive models over big data. Open Data's main product is a high performance scoring engine for statistics and analytic models that is compliant with the Portable Format for Analytics standard. Grossman is the Chief Data Scientist at Open Data Group.


Education

Grossman was born in
Shaker Heights, Ohio Shaker Heights is a city in Cuyahoga County, Ohio, United States. As of the 2020 Census, the city population was 29,439. Shaker Heights is an inner-ring streetcar suburb of Cleveland, abutting the eastern edge of the city's limits. In July 1911, a ...
and attended
Harvard University Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of high ...
. He received an A.B. from Harvard University in 1980 and Ph.D. from
Princeton University Princeton University is a private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the United States and one of the ...
in 1985 from the Program in Applied and Computational Mathematics. He was a NSF Postdoctoral Research Fellow in the Mathematics Department at the
University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California. Established in 1868 as the University of California, it is the state's first land-grant u ...
from 1984 to 1988.


Awards and honors

Grossman is a Fellow of the American Association for the Advancement of Science. In 2017 he became a
Fellow of the Association for Computing Machinery A fellow is a concept whose exact meaning depends on context. In learned or professional societies, it refers to a privileged member who is specially elected in recognition of their work and achievements. Within the context of higher education ...
..


References


External links

*
Computation Institute Faculty - Robert Grossman
{{DEFAULTSORT:Grossman, Robert Lee Year of birth missing (living people) Living people Harvard University alumni American bioinformaticians Princeton University alumni University of Chicago faculty Fellows of the American Association for the Advancement of Science Fellows of the Association for Computing Machinery People from Shaker Heights, Ohio Engineers from Ohio