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Dr. Rajan Chattamvelli

Associate Professor, School of Computing, Amritapuri

Qualification: M.Tech., MSc, Ph.D
rajancv@am.amrita.edu
Google Scholar Profile
Scopus Author ID
Research Interest: Algorithms, Cryptography, Data Mining, Machine Learning

Bio

Dr. Rajan Chattamvelli currently serves as Associate Professor at School of Computing, Amritapuri. He is a researcher working in data mining, machine learning, engineering statistics and cryptography. He has written several world-wide books on statistics, data mining and Python programming. His latest book on “Correlation in engineering and the applied sciences” is being published by Springer, Cham in Feb 2024.

Publications

Journal Article

Year : 2022

A Symmetric Scheme for Securing Data in Cyber-Physical Systems/IoT Sensor-Based Systems based on AES and SHA256

Cite this Research Publication : Henry Blankson, Rajan Chattamvelli (2022), "A Symmetric Scheme for Securing Data in Cyber-Physical Systems/IoT Sensor-Based Systems based on AES and SHA256," International Journal of Computer Applications, 184 (24), 12-17, DOI: 10.5120/ijca2022922278 2022.

Year : 2022

Simple Techniques to Predict the Onset of Pandemics

Cite this Research Publication : Sunitha S., Rajan Chattamvelli (2022), "Simple techniques to predict the onset of pandemics", International Journal of Computer Applications, 184(28), 22-25, September 2022 DOI: 10.5120/ijca2022922352, ISBN : 973-93-80902-65-0

Year : 2014

Frequency Based Audio Feature Extraction for Raga-based Musical Information Retrieval Using LPC and LSI

Cite this Research Publication : Kirthika, P., Rajan Chattamvelli, (2016). "Frequency based audio feature extraction for raga-based musical information retrieval using LPC and LSI," Journal of Theoretical and Applied Information Technology, 69(3), 582-588. (4 citations)

Year : 2013

A PCA-AIS Approach for Intrusion Detection

Cite this Research Publication : R. Sridevi, G. Jagajothi, Rajan Chattamvelli (2013), "A PCA-AIS approach for intrusion detection," (3 citations), International Journal of Computer Science and Telecommunications, 3 (7), 104-108.

Year : 2013

Artificial immune system based intrusion detection with Fisher score feature selection

Cite this Research Publication : R. Sridevi, G. Jagajothi, Rajan Chattamvelli (2013), "Artificial immune system based intrusion detection with Fisher score feature selection," International Journal of Computer Applications, IJCA Proceedings on Amrita International Conference of Women in Computing - 2013 AICWIC(3):7-11, ISSN-2250-1797.

Year : 2012

Meta heuristics based ARF optimization for image retrieval

Cite this Research Publication : Darsana, P., Rajan Chattamvelli (2012), "Meta heuristics based ARF optimization for image retrieval," International Journal of Computer Science, Engineering and Information Technology (IJCSEIT), Vol.2, No.2, April 2012, 177-185.

Year : 2011

An Investigation of Intrusion Detection in UDP Data Streams

Cite this Research Publication : R. Sridevi, Rajan Chattamvelli, "An Investigation of Intrusion Detection in UDP Data Streams", CIIT International Journal of DSP, January 2011. (1 citation)

Year : 2011

Power of the power laws and an application to the page rank metric

Cite this Research Publication : Chattamvelli Rajan (2011), "Power of the power laws and an application to the page rank metric", PMU Journal of Computer Science and Engineering, Thanjavur, 2(1), 1-7. 2011.

Year : 2011

Analysis of Human Immune System Inspired Intrusion Detection System

Cite this Research Publication : R. Sridevi, Rajan Chattamvelli, E. Kannan (2011) "Analysis of Human Immune System Inspired Intrusion Detection System", International Journal of Computer Science and Information Technologies (IJCSIT), Vol. 2 (5), 2335-2339. (5 citations)

Year : 2011

Performance Analysis of Artificial Immune System with Skewed Class Data

Cite this Research Publication : R Sridevi, Rajan Chattamvelli (2011), "Performance Analysis of Artificial Immune System with Skewed Class Data," International Journal of Latest Trends in Computing Vol 2(4), 516-520.

Year : 2011

AIS: A Computational Approach for Network Intrusion Detection Systems

Cite this Research Publication : R. Sridevi, Rajan Chattamvelli (2011), "AIS: A Computational Approach for Network Intrusion Detection Systems," International Journal of Advanced Research in Computer Science, 2 (6), 305-308

Year : 2003

A branch and bound algorithm for odd magic squares and cubes

Cite this Research Publication : Chattamvelli Rajan, "A branch and bound algorithm for odd magic squares and cubes", Cyprus Journal of Science, 2, 51-59. (2003)

Year : 1997

Algorithm AS 310: Computing the Non-central Beta Distribution Function

Cite this Research Publication : Chattamvelli Rajan, Shanmugam R., "Algorithm AS 310: Computing the noncentral beta distribution function", Applied Statistics, 41, 146-156. (1998) (15 citations)

Year : 1995

A Note on the Noncentral Beta Distribution Function

Cite this Research Publication : Rajan Chattamvelli, A Note on the Noncentral Beta Distribution Function, The American Statistician 49 (2), 231-234.

Publisher : Taylor & Francis, Ltd.

Year : 1995

Recurrence relations for noncentral density, distribution functions and inverse moments

Cite this Research Publication : Chattamvelli Rajan, Jones M.C., "Recurrence relations for noncentral density, distribution functions and inverse moments", Journal of Statistical Computation and Simulation, 52, 289-299 (8 citations) (1995). DOI: https://doi.org/10.1080/00949659508811679.

Year : 1995

Efficient computation of the noncentral chi-squared distribution

Cite this Research Publication : Chattamvelli Rajan, Shanmugam R., "Efficient computation of the noncentral chi-squared distribution", Communications in Statistics - Simulation and Computation, 24, 675-689. (3 citations). DOI: https://doi.org/10.1080/03610919508813266. (1995).

Publisher : Taylor & Francis

Year : 1995

On the doubly noncentral F distribution

Cite this Research Publication : Chattamvelli Rajan, "On the doubly noncentral F distribution", Computational Statistics and Data Analysis, 20, 481-489. (25 citations) Q1, ISSN:1679473, h-index 118, IS: 1.96, Scopus, SCI, Zentralblatt MATH, DOI: https://doi.org/10.1016/0167-9473(94)00054-M. (1996)

Publisher : Elsevier

Year : 1994

An enhanced algorithm for the noncentral T distribution

Cite this Research Publication : Chattamvelli Rajan, Shanmugam R., "An enhanced algorithm for the noncentral T distribution", Journal of Statistical Computation and Simulation, 49, 77-83. (6 citations), DOI: https://doi.org/10.1080/00949659408811561. (1994).

Publisher : Taylor & Francis

Year : 1994

Another derivation of two algorithms for the noncentral x2 and f distributions

Cite this Research Publication : Chattamvelli Rajan, "Another derivation of two algorithms for the noncentral x2 and f distributions," Journal of Statistical Computation and Simulation, 49(3-4):207–214. doi: 10.1080/00949659408811572, 1994

Publisher : Taylor & Francis

Conference Paper

Year : 2020

The Mean Deviation Generating Function and its Applications

Cite this Research Publication : Rajan Chattamvelli (2020), "The mean deviation generating function and its applications", 86th Annual conference of Indian Mathematical Society, 2020, VIT, Vellore

Publisher : 86th Annual conference of Indian Mathematical Society

Year : 2019

A Generating Function for the Mean Deviation

Cite this Research Publication : Rajan Chattamvelli, Ram Shanmugam (2019), "A generating function for the mean deviation", VIT Indiana summit 2019, Indianapolis, Oct 1, 2019.

Publisher : VIT Indiana Summit 2019

Year : 2012

Unsupervised meta-heuristic image retrieval

Cite this Research Publication : Darsana, P., Rajan Chattamvelli (2012) "Unsupervised meta-heuristic image retrieval", National Conference, Karpagam University.

Publisher : National Conference, Karpagam University

Year : 2012

Genetic algorithm and artificial immune systems: A combinational approach for network intrusion detection

Cite this Research Publication : R. Sridevi, Rajan Chattamvelli (2012), "Genetic algorithm and artificial immune systems: A combinational approach for network intrusion detection," Advances in Engineering, Science and Management (ICAESM), 2012 IEEE International Conference, p.494-498. Nagapattinam, Tamil Nadu (13 citations)

Publisher : IEEE

Year : 2012

A review of raga based music classification and music information retrieval (MIR)

Cite this Research Publication : Kirthika P., Chattamvelli R. (2012) "A review of raga based music classification and music information retrieval (MIR)", 2012 IEEE International Conference on Engineering Education: Innovative Practices and Future Trends (AICERA'12 19th to 21st July 2012 Kanjirappally , Kottayam, Kerala), DOI: 10.1109/AICERA.2012.6306752. (22 citations)

Publisher : IEEE

Year : 2011

An application of linear algebra to clustering

Cite this Research Publication : Chattamvelli Rajan (2011), "An application of linear algebra to clustering", International Conference on linear Algebra and Its Applications, Periyar Maniammai University, Dec 14-15, 2011.

Publisher : International Conference on linear Algebra and Its Applications

Year : 2009

PAO graph of web sites and an application to web-site ranking

Cite this Research Publication : Chattamvelli Rajan (2009), "PAO graph of web sites and an application to web-site ranking", National Conference on IT and Management, Oct 30-31, Jyoti Nivas College, Bangalore

Publisher : National Conference on IT and Management

Year : 2009

Pruned page ranks and smarter search results

Cite this Research Publication : Chattamvelli Rajan (2009), "Pruned page ranks and smarter search results", National Conference on Real Time Systems, Nov 2-3, 2009, Dayanand Sagar College of Engineering, Bangalore.

Publisher : National Conference on Real Time Systems

Year : 2009

Some Generalizations of the PageRank Metric

Cite this Research Publication : Chattamvelli Rajan (2009), "Some Generalizations of the PageRank Metric", National Conference on Advances in Information Technology, Kristu Jayanthi college, Bangalore

Publisher : National Conference on Advances in Information Technology

Book

Year : 2023

Descriptive Statistics for Scientists and Engineers, Applications in R

Cite this Research Publication : Rajan Chattamvelli, Ramalingam Shanmugam, "Descriptive statistics for Scientists and Engineers, Applications in R", Springer, May 2023

Publisher : Springer

Year : 2022

Generating Functions in Engineering and the Applied Sciences

Cite this Research Publication : Rajan Chattamvelli, Ramalingam Shanmugam, "Generating Functions in Engineering and the Applied Sciences", Springer, ISBN 978-3-031-21143-0, 2022, DOI: https://doi.org/10.1007/978-3-031-21143-0

Publisher : Springer

Year : 2020

Discrete distributions in Engineering and the Applied Sciences

Cite this Research Publication : Rajan Chattamvelli, Ramalingam Shanmugam, "Discrete distributions in Engineering and the Applied Sciences", Morgan Claypool, USA, 2020

Year : 2020

Practical Python Programming

Cite this Research Publication : Rajan Chattamvelli, "Practical Python programming", Notion Press, 2020

Publisher : Notion Press

Year : 2019

Generating functions in engineering and the applied sciences

Cite this Research Publication : Rajan Chattamvelli, Ramalingam Shanmugam, "Generating functions in engineering and the applied sciences", Morgan Claypool, USA, (30 August 2019), 111 pages, ISBN: 978-1681736402

Publisher : Morgan Claypool

Year : 2019

Continuous Distributions in Engineering and the Applied Sciences (Part I, Part II)

Cite this Research Publication : Rajan Chattamvelli, Ramalingam Shanmugam, Continuous Distributions in Engineering and the Applied Sciences (Part I, Part II), Morgan Claypool, USA, 2019

Publisher : Springer Cham

Year : 2016

Data Mining Methods

Cite this Research Publication : Rajan Chattamvelli, "Data Mining Methods", Narosa, ISBN: 978-81-8487-510-2, 2016, Second Edition, Pages: 582

Publisher : Narosa

Year : 2015

Statistics for Scientists and Engineers

Cite this Research Publication : Ramalingam Shanmugam, Rajan Chatamvelli, "Statistics for Scientists and Engineers", John Wiley, New York, ISBN: 978-1-118-22896-8, September 2015 496 Pages

Publisher : John Wiley

Year : 2012

Statistical Algorithms

Cite this Research Publication : Rajan Chattamvelli, "Statistical Algorithms", Narosa, ISBN: 978-81-8487-168-5, 2012, Pages: 304

Publisher : Narosa

Year : 2011

Data Mining Algorithms

Cite this Research Publication : Rajan Chattamvelli, "Data Mining Algorithms", Narosa, ISBN: 978-81-8487-120-3, 2011, Pages: 424

Publisher : Narosa

Year : 2009

Data Mining Methods

Cite this Research Publication : Rajan Chattamvelli, "Data Mining Methods", Alpha Science International, 411 pages, 2009

Publisher : Alpha Science International

Qualification

Doctorate
Ph. D. Applied Statistics, UNC, Greeley, USA

Post Graduation
M. Tech. Computer Science, Indian Statistical Institute, Kolkata
M. Sc. Statistics, University of Calicut

Under Graduation
B. Sc. Mathematics, University of Calicut

Membership

Membership of Professional Bodies

  • Lifetime Member: Indian Mathematical Society
    Membership Number L2020/176
Awards
  • Best Teacher Award, Presidency College, Bangalore 2019
Positions Held
  • Professor, School of Advanced Sciences, VIT, Vellore (2019-2023)
  • Associate Professor, School of Mathematics, Presidency University, Itgalpura, Bangalore (2018-2019)
  • Ad-hoc Faculty, Indian institute of Information Technology, Kottayam (2017-2018)
Invited Talks

Spatial data mining, Kings College of Engineering, Thanjavur, 2011

Course Institution Level/student strength
Engineering Mathematics Presidency University B.Tech., 3×56 students
Discrete Mathematics Presidency University B.Tech., 2×60 students
Parallel Algorithms IIIT, Kottayam, Kerala B.Tech., 30 students
Software Design Patterns IIIT, Kottayam, Kerala B.Tech., 30 students
Data Structures IIIT, Kottayam, Kerala B.Tech., 60 students
Python programming IIIT, Kottayam, Kerala B.Tech., 60 students
Mathematics for Machine Learning VIT, Vellore M.Tech., 66 students
Mathematics for Artificial Intelligence VIT, Vellore M.Tech., 70 students
Foundations of Data Science VIT, Vellore M.Sc., 62 students
Machine Learning for Data Science VIT, Vellore M.Sc., 60+ students
Decision Support Systems VIT, Vellore M.Sc., 46 students
Admissions Apply Now