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Gautam Das is a
computer scientist A computer scientist is a person who is trained in the academic study of computer science. Computer scientists typically work on the theoretical side of computation, as opposed to the hardware side on which computer engineers mainly focus ( ...
in the field of
databases In computing, a database is an organized collection of data stored and accessed electronically. Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage. The design of databases spa ...
research. He is an
ACM Fellow ACM or A.C.M. may refer to: Aviation * AGM-129 ACM, 1990–2012 USAF cruise missile * Air chief marshal * Air combat manoeuvring or dogfighting * Air cycle machine * Arica Airport (Colombia) (IATA: ACM), in Arica, Amazonas, Colombia Computing ...
(since 2021) and
IEEE Fellow As of 2019, the Institute of Electrical and Electronics Engineers (IEEE) has 5,082 members designated Fellow, each of whom is associated with one of the 41 societies under the IEEE. The Fellow grade of membership is the highest level of membershi ...
(since 2020). He is a Distinguished University Chair Professor of Computer Science and Engineering, Associate Dean of Research of College of Engineering at the
University of Texas at Arlington The University of Texas at Arlington (UTA or UT Arlington) is a public research university in Arlington, Texas. The university was founded in 1895 and was in the Texas A&M University System for several decades until joining the University of ...
, and director of the Database Exploration Laboratory (DBXLAB) at the CSE department at
UTA Uta or UTA may refer to: Universities *University of Texas at Arlington, in the United States *University of Tarapacá, in Chile *University of Tampere, in Finland Sports * FC UTA Arad, a Romanian football club based in the town of Arad * A c ...
. His is known for his work in
databases In computing, a database is an organized collection of data stored and accessed electronically. Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage. The design of databases spa ...
, data mining, computational geometry, and
algorithms In mathematics and computer science, an algorithm () is a finite sequence of rigorous instructions, typically used to solve a class of specific problems or to perform a computation. Algorithms are used as specifications for performing ...
.


Biography

He graduated with a B.Tech. in
computer science Computer science is the study of computation, automation, and information. Computer science spans theoretical disciplines (such as algorithms, theory of computation, information theory, and automation) to practical disciplines (includin ...
from
IIT Kanpur The Indian Institute of Technology Kanpur (IIT Kanpur) Hindi: भारतीय प्रौद्योगिकी संस्थान कानपुर) is a public institute of technology located in Kanpur, Uttar Pradesh, India. It wa ...
, India, and with a Ph.D. in
computer science Computer science is the study of computation, automation, and information. Computer science spans theoretical disciplines (such as algorithms, theory of computation, information theory, and automation) to practical disciplines (includin ...
from the
University of Wisconsin, Madison A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. ''University'' is derived from the Latin phrase ''universitas magistrorum et scholarium'', which ...
. Prior to joining
UTA Uta or UTA may refer to: Universities *University of Texas at Arlington, in the United States *University of Tarapacá, in Chile *University of Tampere, in Finland Sports * FC UTA Arad, a Romanian football club based in the town of Arad * A c ...
in 2004, Das has held positions at
Microsoft Research Microsoft Research (MSR) is the research subsidiary of Microsoft. It was created in 1991 by Richard Rashid, Bill Gates and Nathan Myhrvold with the intent to advance state-of-the-art computing and solve difficult world problems through technologi ...
,
Compaq Compaq Computer Corporation (sometimes abbreviated to CQ prior to a 2007 rebranding) was an American information technology company founded in 1982 that developed, sold, and supported computers and related products and services. Compaq produced ...
and the
University of Memphis } The University of Memphis (UofM) is a public university, public research university in Memphis, Tennessee. Founded in 1912, the university has an enrollment of more than 22,000 students. The university maintains the Herff College of Engineering ...
.


Research

Das's early research interests were in computational geometry and graph algorithms. His Ph.D. dissertation made several significant contributions, most notably the discovery of greedy graph spanners. Greedy spanners – for general weighted graphs as well as in the geometric setting – have been continuously and extensively studied ever since, and have been shown to be almost as good as any other graph spanner in both lightness and edge sparsity. In the subsequent decades, his research interests broadened to all aspects of Big Data Exploration, including data management, data analytics, machine learning and data mining. He contributed to early research on the intersection of databases and information retrieval, in particular keyword search (e.g., the DBXplorer system) and ranked retrieval in database systems. Other highlights of his research have been in time series mining, approximate query processing, and Deep Web analytics. He is presently working on areas such as machine learning approaches for approximate query processing, and fairness and explainability in data management systems. His work has received several awards, including the Communications of ACM Research Highlight in 2021, Research Highlight Award of
SIGMOD SIGMOD is the Association for Computing Machinery's Special Interest Group on Management of Data, which specializes in large-scale data management problems and databases. The annual ACM SIGMOD Conference, which began in 1975, is considered one of ...
2019, ACM
SIGKDD SIGKDD, representing the Association for Computing Machinery's (ACM) Special Interest Group (SIG) on Knowledge Discovery and Data Mining, hosts an influential annual conference. Conference history The KDD Conference grew from KDD (Knowledge Di ...
Doctoral Dissertation Award (honorable mention) in 2014 (for his student), IEEE ICDE 10-Year Influential Paper award received in 2012, and numerous other awards. Gautam Das has been on the editorial board of the journals
ACM TODS The ''ACM Transactions on Database Systems'' (''ACM TODS'') is one of the journals produced by the Association for Computing Machinery. ''TODS'' publishes one volume yearly. Each volume has four issues, which appear in March, June, September and D ...
and IEEE TKDE. He has served in the organization roles of several major conferences, including as General Chair of ACM
SIGMOD SIGMOD is the Association for Computing Machinery's Special Interest Group on Management of Data, which specializes in large-scale data management problems and databases. The annual ACM SIGMOD Conference, which began in 1975, is considered one of ...
/ PODS 2018.


See also

*
Geometric spanner A geometric spanner or a -spanner graph or a -spanner was initially introduced as a weighted graph over a set of points as its vertices for which there is a -path between any pair of vertices for a fixed parameter . A -path is defined as a path ...
*
Greedy geometric spanner In computational geometry, a greedy geometric spanner is an undirected graph whose distances approximate the Euclidean distances among a finite set of points in a Euclidean space. The vertices of the graph represent these points. The edges of the ...


References

{{DEFAULTSORT:Das, Gauutam University of Wisconsin–Madison alumni University of Texas at Arlington faculty Microsoft Research people Compaq IIT Kanpur alumni Living people Indian expatriate academics in the United States Year of birth missing (living people)