Dr. Aravind Harikumar

Aravind Harikumar (Member, IEEE) earned his B.Tech. degree in Electronics and Communication Engineering from the University of Kerala, Thiruvananthapuram, India, in 2007. He then completed an M.Tech. in Remote Sensing and Wireless Sensor Networks at Amrita Vishwa Vidyapeetham, Coimbatore, India, in 2011, followed by an M.Sc. in Geoinformatics from the ITC-Faculty of Geo-Information Science and Earth Observation, University of Twente, Enschede, The Netherlands, in 2014. He obtained his Ph.D. in Information and Communication Technology from the University of Trento, Italy, in 2019. From 2019 to 2023, Dr. Harikumar conducted research on drone-based forest dynamics at the University of Toronto Mississauga, Canada. He is currently a Research Fellow at the Nanyang Technological University, Singapore, where he explores vegetation dynamics using advanced remote sensing and machine learning techniques. His research emphasizes vegetation species classification, phenotyping studies, and the estimation of crop and forest parameters utilizing UAV-based hyperspectral and LiDAR data. In addition to his research, Dr. Harikumar serves as an Associate Editor for the IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, and he reviews for several prestigious journals, including IEEE Transactions on Geoscience and Remote Sensing and the ISPRS Journal of Photogrammetry and Remote Sensing.

Tutorials

Journal Publications

Harikumar A, Shenhar I, Pebes-Trujillo MR, Qin L, Moshelion M, He J, Ng KW, Gavish M and Herrmann I (2025) Harnessing smartphone RGB imagery and LiDAR point cloud for enhanced leaf nitrogen and shoot biomass assessment - Chinese spinach as a case study. Front. Plant Sci. 16:1592329. doi: 10.3389/fpls.2025.1592329.
Shenhar I, Harikumar A, Trujillo MR, Zhao Z, Lin Q, Setyawati MI, Tan D, He J, Herman I, Ng KW, Gavish M. Nitrogen ionome dynamics on leafy vegetables in tropical climate. bioRxiv. 2024:2024-10.
Pebes-Trujillo MR, Shenhar I, Harikumar A, Herrmann I, Moshelion M, Ng KW, Gavish M. Ranking of Multi-Response Experiment Treatments. arXiv preprint arXiv:2410.17604. 2024 Oct 23.
Harikumar, A., D’Odorico, P., and Ensminger, I., ’Combining Spectral, Spatial-Contextual, and Structural Information in Multispectral UAV Data for Spruce Crown Delineation , Remote Sensing. Vol. 14, No. 8, pp. 2044 -2062, April 2022.
Harikumar, A., Liang, X., Bovolo,F., and Bruzzone, L., ’Void-volume based Stem Geometric Modelling and Branch-knot Localization in Terrestrial Laser Scanning Data.’ , IIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol. 57, No. 2, pp. 1168 - 1182, March 2022.
Harikumar, A., Paris, C., Bovolo, F., and Bruzzone, L., ’A Crown Quantization Based Approach to Tree-Species Classification using High Density Airborne Laser Scanning Data.’ , IEEE Transactions on Geoscience and Remote Sensing, Jul 2020.
Harikumar, A., Bovolo, F., and Bruzzone, L., ’A local projection based approach to individual tree detection and 3D Crown Delineation in multistoried coniferous forests using high density airborne LiDAR data.’ , IEEE Transactions on Geoscience and Remote Sensing, Vol. 57, No. 2, pp. 1168 - 1182, Feb 2019.
Harikumar, A., Bovolo, F., and Bruzzone, L., ’An internal crown geometric model for conifer species classification with high density LiDAR data.’ , IEEE Transactions on Geoscience and Remote Sensing, Vol. 55, No. 5, pp. 2924 – 2940, Feb 2017.
Harikumar, A., Kumar, A., Stein, A., Raju, P.L.N. and Krishna Murthy, Y.V.N, 2015. ’An effective hybrid approach to remote-sensing image classification.’ , International Journal of Remote Sensing’, Vol 36, No. 11, pp.2767-2785, Jun 2015.
Harikumar, A., Chundaikattu R., Soman K.P., ’A simple approach to clustering in excel.’ . International Journal of Computer Applications, Vol. 11, No.7, pp. 19-25, Dec 2010.

Conference Proceedings

Harikumar, A., Millar G., Liu. Q., Wang. S., Gomes. M., Vincent S., Coursolle, C., Isabel, N., Ensminger, I. ’Revealing Growth Patterns In White Spruce Genotypes Using UAV LiDAR Time-Series Data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2025 Sep, Brisbane, Australia.
Harikumar, A., Shenhar, I., Pebes-Trujillo, M., Lin, Q., Moshelion, M., He, J., Ng., K.W., Gavish, M., and Herrmann, I. ’Leveraging Hyperspectral Features For Biomass Estimation In Chinese Broccoli: Assessing The Physiological Impact Of Iron Dosage.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2025 Sep, Brisbane, Australia.
Harikumar, A., Shenhar, I., Pebes-Trujillo, M., Lin, Q., Moshelion, M., He, J., Ng., K.W., Gavish, M., and Herrmann, I. ’Smartphone Lidar Reliably Estimates Leaf Nitrogen Concentration and Shoot Biomass on Leafy Vegetable Crops.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2024 Jul, Athens, Greece, (oral presentation).
Harikumar, A., D’Odorico, P., and Ensminger, I. ’A Fuzzy Approach to Individual Tree Crown Delineation in UAV based Photogrammetric Multispectral Data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2020 Jul, Waikoloa, Hawaii, US, (Online meeting).
Menduni G., Bignami D., De Michele, C., Del Vecchio M., Harikumar A., ’Physically based metrics to evaluate the hydraulic distance between the drainage network and a DEM cell , EGU General Assembly Conference Abstracts, 2020 May, (On-line meeting).
Harikumar, A., Bovolo, F., and Xinlian, L. ’An effective approach to 3D stem modeling and branch-knot localization in multiscan TLS data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2019 Jul, Tokyo, Japan (oral presentation).
Harikumar, A., Paris, C., Bovolo, F., and Bruzzone, L., ’A novel data-driven approach to tree species classification using high density multireturn airborne lidar data.’ , In SPIE Remote Sensing, International Society for Optics and Photonics, 2018 Sep, Berlin, Germany (oral presentation).
Harikumar, A., Xinlian, L. and Bovolo, F. ’An approach to tree species classification using voxel neighborhood density based subsampling of multiscan terrestrial LiDAR data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2018 Jul, Valencia, Spain (poster presentation).
Harikumar, A., Bovolo, F., and Bruzzone, L., ’An approach to conifer stem location and modeling in high density airborne LiDAR data.’ , Proc. SPIE 10427, Image and Signal Processing for Remote Sensing XXIII, 104270Q, 4 October 2017, Warsaw, Poland (oral presentation).
Harikumar A., Bovolo F., Bruzzone L., ’Subdominant Tree Detection in Multi-layered forests by a local projection of airborne LiDAR data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2017 Jul, Texas, USA (oral presentation).
Harikumar, A., Bovolo, F. and Bruzzone, L., ’A novel approach to internal crown characterization for coniferous tree species classification.’ , Proc. SPIE 10004, Image and Signal Processing for Remote Sensing XXII, 100040H, 18 October 2016, Eidenburg, United Kingdom (oral presentation).
Harikumar A., Bovolo F., Bruzzone L. ’An approach to conifer species classification based on crown structure modeling in high density airborne LiDAR data.’ , Geoscience and Remote Sensing Symposium (IGARSS), IEEE, 2016 Jul, Beijing, China (oral presentation).

Talks

1. Harikumar. A., ’Remote Sensing for Crop Phenotyping’ , Texas, USA, Oct 8 - 10, 2025.

Patents

1. Harikumar. A., and Ensminger, I., ’System and Method for Vegetation Detection from Aerial Photogrammetric Multispectral Data.’ , US Patent App., 8/553,694, 2024.

2. Harikumar. A., Hermann. I., and Ng, K.W., ’An Integrated Proximal Remote Sensing Framework For Studying Urban Crop Parameter Dynamics And Phenotypic Diversity .’ , US Patent App., X/XXX,XXX, 2025 (invention disclosure filed).