Ravindra Babu Tallamraju

Education 

PhD (Data Mining), Dept of Computer Science and Automation, Indian Institute of Science, Bangalore, under the guidance of Professor M. Narasimha Murty. 

MSc (Engg) by Research (Data Mining and Evolutionary Algorithms), Dept. of Computer Science and Automation, Indian Institute of Science, Bangalore, under the guidance of Professor M. Narasimha Murty. 

M.Sc (Statistics), Osmania University

Awards

Seshgiri Kaikini Medal for Best Thesis in the Division of Electrical Sciences, Indian Institute of Science, Bangalore

Career

1. Global Head, Data Science Practice, Sahaj AI, 2025-

2. Global Head, Data Science, Sahaj AI. 2022-2024.

3. Vice President and Head, Data Science, Myntra Fashions Pvt Ltd, Bangalore. 2019-2022.

4. Principal Data Scientist, Flipkart Internet Pvt Ltd. 2014-2019

5. Principal Researcher, E&R, Infosys Limited. 2008-2014

6. Scientist 'SG'. Indian Space Research Organisation.  1984-2008.

Research Interests

Pattern Recogntion, Machine Learning, Data Mining, Genetic Algorithms, Computer Vision, NLP and Spacecraft Orbital Dynamics

Book

Compression Schemes for Mining Large Datasets, Springer. https://link.springer.com/book/10.1007/978-1-4471-5607-9

Book Chapters

1. TR Babu, MN Murty, SV Subrahmanya. Quantization based sequence generation and subsequence pruning for data mining applications. Pattern Discovery Using Sequence Data Mining: Applications and Studies, 94-110

2. TR Babu, CSA Danivas, SV Subrahmanya. Adaptive Face Recognition of Partially Visible Faces. Cross-Disciplinary Applications of Artificial Intelligence and Pattern Recognition: Advancing Technologies. IGI Global. http://www.igi-global.com/bookstore/titledetails.aspx?titleid=55275

3. T. Ravindra Babu, M. Narasimha Murty, S.V.Subrahmanya. Multiagent Systems for Large Data Clustering. Published in edited book titled, “Data Mining and Multi-agent Interaction”. Ed. Cao, Long-bing, by Springer Publications, 2009, XIII, 328 p. 100 illus., Hardcover, ISBN: 978 -1-4419-0521- 5 http://www.springer.com/computer/ database+management+%26 +information+retrieval/ book/978-1-4419-0521-5

4. T. Ravindra Babu, Manas Kirti. "A brief study of approaches to Text Feature Selection". Chapter No.9,   "Modern Technologies for Big Data Classification and Clustering". IGI Global to be published in 2017. https://www.igi-global.com/book/modern-technologies-big-data-classification/178729 

5. A Budhiraja, M Sukhwani, M Aggarwal, S Shevade, G Sathyanarayana, Ravindra BabuTallamraju. Using Relational Graph Convolutional Networks to Assign Fashion Communities to Users. Recommender Systems in Fashion and Retail, 3-13. https://link.springer.com/chapter/10.1007/978-3-030-94016-4_1

Patents

1. RB Tallamraju, SS Venkateshaiah, M Kalmanje. Method for eye detection for a given face

2. H Madhuranath, RB Tallamraju, SS Venkateshaiah. Method for replacing a texture of an apparel with an other texture preserving the wrinkles, in a video file

3. Ravindra Babu Tallamraju, Subrahmanya Sreenivasan Venkateshaiah, Chethan Shikaripur Annajirao Danivas, Mahalakshmi Kalmanje, Pavitra Chandrappa. Method for pre-processing an image in facial recognition system. 

Publications

1. T. Ravindra Babu, M.Narasimha Murty. Comparison of genetic algorithm based prototype

selection schemes. Pattern Recognition 34 (2001)

2. T. Ravindra Babu, M.S.Jayashree, S.V.Rao. Image Referencing and scene computation of Indian Remote Sensing spacecraft. Indian Cartographer, Vol.22, 2002, pp.7-13.  

3. S.V. Rao, B.P.Dakshayani and T. Ravindra Babu. Orbit Information Computation for Data Products Generation for Indian Remote Sensing Spacecraft. Indian Cartographer, Vol.22, 2002, pp.13-19

4. A.S. Ganeshan, T.Ravindra Babu. Space Platform Orbits. In the proceedings of “Workshop on Space Instrumentation and Payload Engineering”. Ed Dr.K.Badari Narayana, V.A.Thomas, held at Indian Institute of Science, during 22-24 May 2003.

5. T. Ravindra Babu, M. Narasimha Murty, V.K.Agrawal. Hybrid Learning Scheme for Data Mining Applications. In the proceedings of Fourth International Conference on Hybrid Intelligent Systems, pages 266-271, Los Alamitos, California, 2004, IEEE Computer Society

6. T. Ravindra Babu, M. Narasimha Murty, V.K.Agrawal. Adaptive Boosting with Leader based Learners for Classification of Large Handwritten data. In the proceedings of Fourth International Conference on Hybrid Intelligent Systems, pages 326-331, Los Alamitos, California, 2004, IEEE Computer Society

7. N.S. Gopinath, T. Ravindra Babu, S.V.Rao, D.A.Daniel, P.S.Goel. Taking Advantage of Inclination Variation in Resonant Remote Sensing Satellite Orbits. Acta Astronautica 55(2004), pp.453-459 

8. M. Narasimha Murty, T. Ravindra Babu, V.K. Agrawal. Clustering Large Symbolic Datasets. Journal of Symbolic Data Analysis, Vol.3, No.1, June 2005, pg 1-7.

9. T. Ravindra Babu, M.S.Jayashree, G.Raju. Orbital Characteristics of Megha-Tropiques. Presented at 3 rd Joint Workshop under ISRO-CNES Joint Programme on Atmosphere, Climate and Oceanography at Space Applications Centre, October 17-20, 2005 

10. T. Ravindra Babu, M. Narasimha Murty, V.K. Agrawal. On Simultaneous Selection of Prototypes and Features in Large Data. Proceedings of the First International Conference on Pattern Recognition and Machine Intelligence in Springer’s Lecture Notes in Computer Science, Vol.3776, pp. 595-600, 2005.

11. T. Ravindra Babu, M. Narasimha Murty, V.K.Agrawal. Classification of run-length encoded binary data. Pattern Recognition 40 (2007) 321-323.

12. T. Ravindra Babu. Overview of Megha Tropiques Mission Elements. First International Users Workshop on Megha Tropiques, at Meteorology and Oceanography Group, Space Applications Centre, Ahmedabad.

13. T. Ravindra Babu, M. Narasimha Murty, S.V.Subrahmanya “Efficient Large Scale Feature Selection for Data Mining Applications”. Proceedings of the International Conf. on Signal and Image Processing, Mysore, 12-14 August 2009.

14. T. Ravindra Babu, M. Narasimha Murty, and S.V. Subrahmanya. Multiagent based Large Data Clustering Scheme for Data Mining Applications, A. An et. al. (Eds), Active Media Technology, 2010, LNCS 6335, pp 116-127, 2010,Springer-Verlag

15. T. Ravindra Babu, K. Mahalakshmi, S.V. Subrahmanya: “Optimal skin detection for face localization using Genetic Algorithms”. IEEE 11th International Conference on Hybrid Intelligent Systems (HIS2011), Malaysia, December 5-8, 2011.

16. T. Ravindra Babu, Chethan Danivas, and S.V. Subrahmanya: “Robust Face Recognition with Illumination Normalization using a Reference Profile”. 12th IEEE Intl. Conf. on Hybrid Intelligent Systems, 2012.

17. Himesh Madhuranath, T. Ravindra Babu, and S.V. Subrahmanya: “Modified Adaboost method for efficient face detection”. 12th IEEE Intl. Conf. on Hybrid Intelligent Systems, 2012.

18. P. Balamurugan, Shirish Shevade, T. Ravindra Babu: Sequential alternating proximal method for scalable sparse structural SVMs, Intl. Conf. on Data Mining, ICDM 2012.

19. P. Balamurugan, Shirish Shevade, T. Ravindra Babu: Efficient algorithms for linear summed error structural SVMs, 2012 Intl Joint Conf. on Neural Networks

20. Balamurugan, P., Shirish Shevade, and T. Ravindra Babu. "Scalable sequential alternating proximal methods for sparse structural SVMs and CRFs." Knowledge and information systems 38.3 (2014): 599-621. 

21. T. Ravindra Babu, Abhranil Chatterjee, Shivram Khandeparker, Vamsi Subhash Achanta. "Geographical address classification without using geo-location coordinates." Proceedings of the 9th Workshop on Geographic Information Retrieval. ACM, 2015. http://dl.acm.org/citation.cfm?id=2837696

22. T. Ravindra Babu, Vishal Kakkar, "Address Fraud: Monkey Typed Address Classification for e-Commerce Applications. SIGIR-eCom 2017 http://sigir3//sigir-ecom.weebly.com/uploads/1/0/2/9/102947274/paper_21.pdf

23. V Kakkar, T. Ravindra Babu. SIGIR-eCom 2018. "Address Clustering for e-Commerce Applications". SIGIR-eCom 2018. https://sigir-ecom.github.io/ecom18Papers/paper8.pdf

24. A. Saha, V. Kakkar, T. Ravindra Babu. Noise-aware misshipment return comment classification in ecommerce. . SIGIR-eCom 2018. https://sigir-ecom.github.io/ecom18Papers/paper28.pdf

25. Chandramouli K, Gopinath A, Girish Satyanarayana, Ravindra babu Tallamraju. A Game Theoretic Algorithm for Elite Customer Identification in Online Fashion E-Commerce, https://arxiv.org/pdf/2105.00325.pdf

26. Preethi V, Nachiappan Sundaram, Ravindra Babu Tallamraju. Online Fashion Commerce: Modelling Customer Promise Date. https://arxiv.org/pdf/2105.00315.pdf 

27. Shreyas Mangalgi, Lakshya Kumar, Ravindra Babu, T. Deep Contextual Embeddings for Address Classification in E-commerce 

28. Priya Seetharaman, Saji K Mathew, Maung K Sein, Ravindra Babu Tallamraju. Being (more) human in a digitized world. https://link.springer.com/content/pdf/10.1007/s10796-020-10020-9.pdf. Information Systems Frontiers, Volume 22, 529–532 (2020)

29. Girish Satyanarayana and Ravindra Babu Tallamraju. A Game Theoretic Algorithm for Elite Customer Identification in Online Fashion E-Commerce. https://arxiv.org/pdf/2105.00325.pdf

30. N. Sundaram and Ravindra Babu Tallamraju. Online Fashion Commerce: Modeling Customer Promise Date. https://arxiv.org/pdf/2105.00315.pdf  

31. K Chandramouli, Gopinath Ashok Kumar, Girish Satyanarayana, Ravindra Babu Tallamraju. A Game Theoretic Algorithm for Elite Customer Identification in Online Fashion E-Commerce. https://arxiv.org/abs/2105.00325

32. T. Ravindra Babu, Geographical Address Models for e-Commerce Applications. CIKM '22: Proceedings of the 31st ACM International Conference on Information & Knowledge Management. https://dl.acm.org/doi/abs/10.1145/3511808.3557515

33. Chaithanya Bandi, Ravindra Babu Tallamraju, Chilamakurthi Vamsikrishna Satya, Siddhant Doshi: Joint Price Optimization Across a Portfolio of Fashion E-Commerce Products. Evolutionary Multi-Criterion Optimization: 12th International Conference, EMO 2023, Leiden, The Netherlands, March 20–24, 2023, Proceedings. Vol 13970

34. Ranjeet Ranjan Jha, Andra Siva Sai Teja, Venkatesh Wadawadagi, and Ravindra Babu Tallamraju. Enhancing Anomaly Detection in Noisy Images: Unleashing the Power of Attention-Aware PDE-constraint Feature Denoiser Module. IJCNN 2024 IEEE Conf. WCCI 2024, Yokohama, Japan.

35. Naresh Kummar, Ranjeet Ranjan Jha, Ravindra Babu Tallamraju. Fortifying Federated Learning Towards Trustworthiness via Auditable Data Valuation and Verifiable Client Contribution. Submitted to CVPR 2025.

Blogs

1. T. Ravindra Babu. A Brief Introduction to Multiagent Systems. https://medium.com/@ravindrababu.t/a-brief-introduction-to-multiagent-systems-d253487c8464 

2. T. Ravindra Babu and Mc Kimmer: Soaring to New Heights: AI, Machine Learning, and Data Strategy in the Airline Industry. https://medium.com/inspiredbrilliance/soaring-to-new-heights-ai-machine-learning-and-data-strategy-in-the-airline-industry-14737cdffdaf 

3. T. Ravindra Babu and Mc Kimmer: Data-Driven Customer Insights: A New Attitude for Airline Revenue Management and Retail Pricing. https://medium.com/inspiredbrilliance/data-driven-customer-insights-a-new-altitude-for-airline-revenue-management-and-retail-pricing-bc113f3f840e 

4. T. Ravindra Babu. Solving Data Science Problems from First Principles. CEO Insights Magazine. May, 2022. https://www.ceoinsightsindia.com/industry-insider/solving-data-science-problems-from-first-principles-nwid-9736.html5.  

5. T. Ravindra Babu. Genetic algorithms in pattern recognition. Medium-Inspiring Brilliance, June,2022. https://medium.com/inspiredbrilliance/genetic-algorithms-in-pattern-recognition-574a7292cae 

6. T. Ravindra Babu. Introduction to Optimization Problems in e-Commerce Supply Chain. July 2022. https://medium.com/inspiredbrilliance/introduction-to-optimisation-problems-in-e-commerce-supply-chain-af5f69e9c39f 

Selected Talks/Discussions

1. T. Ravindra Babu (2025). Data Science Landscape in B2C e-Commerce. https://www.youtube.com/watch?v=OccrPWvUsWI 

2. T. Ravindra Babu (2023). Recent developments in AI and Problem Solving in Data Science. https://www.youtube.com/watch?v=PJpTsqITr4Y

3. T. Ravindra Babu (2023). Data Science in e-Commerce. https://www.youtube.com/watch?v=jbNkdDCGZtc 

4. T. Ravindra Babu (2022): Address Classification: https://www.youtube.com/watch?v=0_UfHdFBmsE 

5. T. Ravindra Babu (2021): Scaling AI from PoC to Production. https://www.hackerrank.com/blog/interview-disney-hotstar-myntra-scaling-ai-poc-production/ 

6. T. Ravindra Babu (2019): “Machine Learning models in Fashion e-Commerce” at Data Science: A Statistical Perspective as part of CRRao Birth Centenary. Osmania University. https://www.youtube.com/watch?v=jiIAZaIHvtw

7. T. Ravindra Babu (2017): "Data Science at Flipkart".https://www.youtube.com/watch?v=nb0CmS1BX-8 , https://www.youtube.com/watch?v=vSPJvxARU-Q 

8. T. Ravindra Babu (2016): Ravindra Babu, T(2016): Large Scale Product Classification. https://slashn.flipkart.tech/videos/2016 

Selected News Articles on my work

1.  Peerzada Abrar. Article in The Hindu. “Flipkart uses AI to tackle address frauds, complexities”

2. Bijoy Venugopal. Article in Flipkart Stories, “With AI and ML, Flipkart is addressing the uniquely Indian problem of problem addresses”

3. Sriram Sharma. Article in Factor Daily, “How machine thinking is transforming Flipkart”

4. Haricharan Arkali. Article in Forbes India. “Flipkart’s AI Future”

5. LiveMint. “Here’s how Flipkart is using AI to resolve India’s address problem”

6. Economic Times. How Flipkart tech mapped India so well.