2026 Ravi Kannan: Computer Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Computer Science	63	2718	2637	1350	1300	158	19388

Research.com Recognitions

2016 - ACM Fellow For contributions to the field of theoretical computer science.
2015 - Fellow of the American Academy of Arts and Sciences

Overview

Ravi Kannan is affiliated with Microsoft in the United States. Their research focuses primarily on dentistry, with a strong emphasis on orthodontics, oral surgery, and periodontics. They have contributed to a total of 51 publications in these fields and their subfields, including computational theory and mathematics as well as general dentistry.

The scientist's main research topics include:

Orthodontics and Dentofacial Orthopedics
Dental materials and restorations
Dental Research and COVID-19
Oral microbiology and periodontitis research
Dental Implant Techniques and Outcomes
Temporomandibular Joint Disorders
Dental Anxiety and Anesthesia Techniques

Ravi Kannan has published extensively in various journals, with frequent publications appearing in:

JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH
Dental Press Journal of Orthodontics
arXiv (Cornell University)
Journal of Pharmacy And Bioallied Sciences
International Journal of Orthodontic Rehabilitation

Some recent publications include:

"Properties of Orthodontic Clear Aligner Materials - A Review" (2021), Journal of Evolution of Medical and Dental Sciences
"Reproducibility of linear and angular cephalometric measurements obtained by an artificial-intelligence assisted software (WebCeph) in comparison with digital software (AutoCEPH) and manual tracing method" (2023), Dental Press Journal of Orthodontics
"Survival rate and stability of surface-treated and non-surface-treated orthodontic mini-implants: a randomized clinical trial" (2023), Dental Press Journal of Orthodontics
"Evaluation of Antibacterial Effect of Hybrid Nano-coating of Stainless Steel Orthodontic Brackets on Streptococcus Mutans - An In vitro Study" (2024), Journal of Pharmacy And Bioallied Sciences
"Evaluation of the Ion release from nanoparticles coated orthodontic brackets - In vitro Study" (2022), International Journal of Orthodontic Rehabilitation

Their work has involved collaboration with frequent coauthors, including:

Sangeetha Duraisamy
Krishnaraj Rajaram
Poornima Jnaneshwar
Dilip Srinivasan
Sushil Chakravarthi

Ravi Kannan has been recognized for contributions to theoretical computer science and holds distinctions such as:

ACM Fellow (2016) for contributions to the field of theoretical computer science
Fellow of the American Academy of Arts and Sciences (2015)

Best Publications

On clusterings: Good, bad and spectral

Ravi Kannan;Santosh Vempala;Adrian Vetta

1600
Citations
A random polynomial-time algorithm for approximating the volume of convex bodies

Martin Dyer;Alan Frieze;Ravi Kannan

980
Citations
Minkowski's convex body theorem and integer programming

Ravi Kannan

945
Citations
Fast monte-carlo algorithms for finding low-rank approximations

Alan Frieze;Ravi Kannan;Santosh Vempala

905
Citations
Clustering Large Graphs via the Singular Value Decomposition

P. Drineas;A. Frieze;R. Kannan;S. Vempala

693
Citations
Fast Monte Carlo Algorithms for Matrices II: Computing a Low-Rank Approximation to a Matrix

Petros Drineas;Ravi Kannan;Michael W. Mahoney

659
Citations
Improved algorithms for integer programming and related lattice problems

Ravi Kannan

615
Citations
Polynomial Algorithms for Computing the Smith and Hermite Normal Forms of an Integer Matrix

Ravindran Kannan;Achim Bachem

594
Citations
Quick Approximation to Matrices and Applications

Alan M. Frieze;Ravi Kannan

588
Citations
Fast Monte Carlo Algorithms for Matrices I: Approximating Matrix Multiplication

Petros Drineas;Ravi Kannan;Michael W. Mahoney

542
Citations
On clusterings-good, bad and spectral

R. Kannan;S. Vempala;A. Veta

498
Citations
Isoperimetric problems for convex bodies and a localization lemma

R. Kannan;L. Lovász;M. Simonovits

489
Citations
Random walks and an O * ( n 5 ) volume algorithm for convex bodies

Ravi Kannan;László Lovász;Miklós Simonovits

407
Citations
Fast Monte Carlo Algorithms for Matrices III: Computing a Compressed Approximate Matrix Decomposition

Petros Drineas;Ravi Kannan;Michael W. Mahoney

394
Citations
Computing a nonnegative matrix factorization -- provably

Sanjeev Arora;Rong Ge;Ravindran Kannan;Ankur Moitra

386
Citations
Chva´tal closures for mixed integer programming problems

W. Cook;R. Kannan;A. Schrijver

348
Citations
The Spectral Method for General Mixture Models

Ravindran Kannan;Hadi Salmasian;Santosh Vempala

332
Citations
Learning mixtures of arbitrary gaussians

Arora Sanjeev;Ravi Kannan

297
Citations
Foundations of Data Science

Avrim Blum;John Hopcroft;Ravindran Kannan.

287
Citations
Lattice translates of a polytope and the Frobenius problem

Ravi Kannan

276
Citations

Frequent Co-Authors

Santosh Vempala Georgia Institute of Technology

Alan Frieze Carnegie Mellon University

Petros Drineas Purdue University West Lafayette

Michael W. Mahoney University of California, Berkeley

Martin Dyer University of Leeds

Avrim Blum Toyota Technological Institute at Chicago

Marek Karpinski University of Bonn

John E. Hopcroft Cornell University

Prasad Tetali Carnegie Mellon University

Miklós Simonovits Alfréd Rényi Institute of Mathematics

External Links

Wikipedia of Ravi Kannan Personal website of Ravi Kannan Google Scholar page

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