| Phone | : | 0135- 2524101 |  |
| Fax | : | - | |
| : | prakash[At]iirs[dot]gov[dot]in , director[At]iirs[dot]gov[dot]in | ||
| Designation | : | Scientist – G, Director IIRS | |
| Field of Expertise | : | ||
| Mail Address | : | Director’s Office Indian Institute of Remote Sensing ISRO,Govt. of India 4, Kalidas Road,Dehradun- 248001 India |
- Optical sensor characterization
- Quality Assurance and Calibration/Validation
- Radiometric data processing
- Image Restoration and Data Fusion techniques
- Land geophysical data processing
- Hyperspectral data analysis
- Artificial Neural Networks classification methods
- Member of CEOS Working Group of Cal/Val for ISRO
- Member of Indian Society of Remote Sensing
- Ph. D. in Image Processing
- M. Sc. (Engg) in Image Processing
- Scientist/Engineer ‘H’ and Director IIRS (Feb 2015 to till date)
- Scientist/Engineer ‘H’ at NRSC (2014- Feb 2015)
- Scientist/Engineer ‘G’ at NRSC (2011-2014)
- Scientist/Engineer ‘SG’ at NRSC (2005-2011)
- Scientist/Engineer ‘SF’ at SAC/NRSC (2000-2005)
- Scientist/Engineer ‘SE’ at SAC (1996-2000)
- Scientist/Engineer ‘SD’ at SAC (1991-1996)
- Consultant and Post-doctoral fellow at Raman Research Institute, Bangalore in 1990
- ISRO Team Award for Chandrayaan-1 Mission
- ISRO Team Award for Cartosat-1 Mission
- ISRO Member, CEOS Work Group for Cal-Val (WGCV)
- Member – Indian Calibration Committee for INSAT 3D satellite
- ISRO Representative - for ISRO-CNES, ISRO-Italy (ASI), ISRO-NASA/ NOAA collaborative joint-research activities
- Member - Board of Studies and Faculty Recruitment – IIST, Trivandrum
- Member - Academic Council, IIRS, Dehra Dun (till Jan.2015)
- Dy. Project Director, Chandrayaan-1 NRSA elements (2004-08)
- Operational Director in Chandrayaan-1 DQE (2008-11)
- Co-PI for M3 –AO payload in Chandrayaan-1 (2004-08)
- Chairman, Detailed Design Review Committee for Cartosat 2 (2006-07)
- Chairman, DQE Committee for ADRIN Data processing chain (2008)
- Dy. Operation Director, Cartosat-1 (C1) Quality Assessment (2005)
- Member, Cartosat-2C/D/-3 Preliminary Design Review Committee (2011)
- Member of Ground Segment Steering Committee for ISSDC (2004-05)
- Member of C-2 Data Quality Analysis Committee (2007)
- Member of C-1 Data compression Table Selection committee
- Member of IMS-1 On-orbit Attitude Performance Analysis committee
- Member of Data Processing and NDC Monitoring committee
- J. Malleswara Rao, C. V. Rao, A. S. Kumar, B. Lakshmi,V. K. Dadhwal, “Spatio-temporal Data Fusion using Temporal High Pass Modulation and Edge Primitives,” IEEE Transactions on Geoscience and Remote Sensing, Volume: 53, 10, 2015.
- C.V. Rao, J.M. Rao, A. S. Kumar and V.K. Dadhwal, “Expansion of LISS-III swath using AWIFS wider swath data and contourlet coefficients learning,” GIScience and Remote Sensing, online 21 January 2015 doi: 10.1080/15481603.2014.983370
- P. S. Kumar, K.J.P. Lakshmi, N. Krishna, R. Menon, S. Sathish, U. Sruti, V. Keerthi, A.S. Kumar, D. Mysaiah, T. Seshunarayana and M.K. Sen, “Impact fragmentation of basalt at Lonar Crater”, Journal of Geophysical Research: Planets, 119, 2029-2059, 2014.
- K.S.S. Sekhar, A. S. Kumar and V.K. Dadhwal, “Geocoding RISAT-1 MRS mages using bias-compensated RPC models,” International Journal of Remote Sensing, 35, 7303-7315, 2014.
- C.V. Rao, J.M. Rao, A. S. Kumar and V.K. Dadhwal, “Fast spatiotemporal data fusion: merging LISS-III with AWIFS sensor data,” International Journal of Remote Sensing, 35, 8323-8344, 2014.
- P. S. Kumar, V. Keerthi, A.S. Kumar, J. F. Mustard, B. Gopala Krishna, A. Amitabh, L. R. Ostrach, D. A. Kring, A.S. Kiran Kumar, and J. N. Goswami, Gullies and landslides on the Moon: Evidence for dry-granular flows, Journal of Geophysical Research, 118, 1-18, (2013).
- P. S. Kumar, A.S. Kumar, V. Keerthi, J.N. Goswami, B.G. Krishna and A.S.K. Kumar, “Chandrayaan-1 Observation of distant secondary craters of Copernicus exhibiting central mound morphology: Evidence for low velocity clustered impacts on the Moon,” Planetary and Space Science, 59, 870-879, 2011 (doi:10.1016/j.pss.2011.04.004).
- A.S. Kumar , V. Srinivas, A.S. Manjunath and A.S. Kiran Kumar, “Cross-calibration of Wide Field Sensors of IRS-1C, -1D and -P6 Using Near-synchronous Matching Scenes,” Journal of Applied Remote Sensing, 4, 043542, Aug.2010 [doi: 10.1117/1.34872301].
- A.S. Kumar, V. Keerthi, A.S. Manjunath, H. vander Werff and F. vander Meer, “Hyperspectral image classification by a variable interval spectral average and spectral curve matching combined algorithm,” International Journal of Applied Earth Observation and Geoinformatics, vol. 12, 261-269, 2010.
- C. Pieters, J.N. Goswami, R. Clark, M. Annadurai, J. Boardman, B. Buratti, J.P. Combe, M.D. Dyar, R. Green, J.W. Head, M. Hicks, P. Isaacson, R. Klima, G. Kramer, A.S. Kumar, S. lundeen, E. Malaret, T.B. McCord, J. Mustard, J. Nettles, M. Staid, N. Petro, C. Runyon, J. Sunshine, L. Taylor and S. Tompkins, P. Varanasi, “Character and Spatial Distribution of OH/H2O on the surface of the Moon seen by M3 on Chandrayaan-1” Science, September 24, 2009 [doi:10.1126/science: 1178658).
- C. Pieters, J.N. Goswami, R.N. Clark, M. Annadurai, J. Boardman, B. Buratti, J.P. Combe, M.D. Dyar, R. Green, J.W. Head, C. Hibbitts, M. Hicks, P. Isaccson, R. Klima, G. Kramer, A.S. Kumar, E. Livo, S. Lundeen, E. Malaret, T. McCord, J. Mustard, J. Nettles, N. Petro, C. Runyon, M. Staid, J. Sunshine, L.A. Taylor, S. Tompkins and P. Varanasi, “Character and Spatial distribution of OH/H2O on the surface of the Moon seen by M3 on Chandrayaan-1,” Science Express, Pages. 2-9, 24 Sept. 2009.
- A.S. Kumar, A.S. Kiran Kumar and R.R. Navalgund, “Selection of a Spectral Band for IRS-P6 LISS-4 MONO mode data acquisition”, IEEE Transactions on Geoscience & Remote Sensing Letters, vol. 3 (1), 32-35, Jan. 2006.
- A.S. Kumar and K.L. Majumder, ‘Information Fusion in tree classifiers’, International Journal of Remote Sensing, 22, 861-869, 2001.
- A.S. Kumar, B. Kartikeyan and K.L. Majumder, ‘Merging multispectral and MTF corrected IRS imagery using wavelet transformation’, International Journal of Remote Sensing, vol.21, 581-594, 2000.
- A.S. Kumar, S.K. Basu and K.L. Majumder, ‘Robust classification of multispectral data using multiple neural networks and fuzzy integral’, I.E.E.E. Transactions on Geoscience and Remote Sensing 35, 787-790, (1997).
- A. S. Kumar and R.M. Vasu, ‘ Multiple imaging with an aberration optimized hololens array’, Optical Engineering, 28, 903 (1989).
- A. S. Kumar and R.M. Vasu, ‘Imaging with oriented photographic diffusers’, Optics Communications 70, 77 (1989).
- A. S. Kumar and R.M. Vasu, ‘Multiplexing in multiple imaging through the theta modulation technique’, Optics CommunicationsM 66, 6 (1988).
- A.S. Kumar and R.M. Vasu, ‘Multiple imaging and multichannel optical processing with split lenses’, Applied Optics 26, 5345 (1987).
- A.S. Kumar and R.M. Vasu, ‘Generation of optimum random pinhole arrays for multiple imaging,’ Applied Optics 26, 3858 (1987).
- J. Malleswara Rao, C. V. Rao, A. S. Kumar, B. Gopala krishna, V. K. Dadhwal ‘High Spatial and Spectral Details Retention Fusion and Evaluation,’ Journal of the Indian Society of Remote Sensing, 2015 ” (Accepted 24-May-2015).
- A. S. Kumar, V. Keerthi, V. K. Dadhwal and A. S. Kiran Kumar, ‘Algorithms to improve spectral discrimination from Indian hyperspectral sensor data,’ Current Science,vol. 108, 5, 842-847, 2015.
- A. S. Kumar, T. Radhika, V. Keerthi, D. S. Jain, V. K. Dadhwal and A. S. Kiran Kumar, “Spectral Deconvolution and Non-Overlap Bands Sampling for IMS-1 Hyperspectral Imager Data,” Journal of Indian Society of Remote Sensing, 42, pp. 429-434. 2014.
- A.S. Kumar, T. Radhika, R.N. Anjani, M. Sruesh Kumar, P.K. Saritha, V. Keerthi, P. Satyanarayana, S. Sai Veena, K.S. Sehkar, D.S. Jain and V.K. Dadhwal, Generation of vegetation fraction and surface albedo products from Ocean Colour Monitor data over India Journal of Indian Society of Remote Sensing May 14, 2014 (doi:10.1016/j.pss.2011.04.004)
- S. Srisudha, A.S. Kumar, D.S. Jain and V.K. Dadhwal, “Detection and size distribution of ice floes near Antarctica with RISAT-1 imagery,” Current Science, 105, 1400-1403, 2013.
- R. A. Alagu Raja, V. Anand, A. S. Kumar, Sandeep Maithani,V. Abhai Kumar, ‘Wavelet Based Post Classification Change Detection Technique for Urban Growth Monitoring,‘ Journal of the Indian Society of Remote Sensing 03/2012; 41(1).
- R.A. Alagu Raja, V. Anand, S. Maithani, A. S. Kumar . V. A. Kumar, ‘Wavelet Frame-Based Feature Extraction Technique for Improving Classification Accuracy,’ J. Indian Society of. Remote Sensing 37:423–431, 2009.
- A.S. Kumar, A.S. Manjunath and K.M.M. Rao, “Role of Advance image processing techniques for very high resolution satellite imagery,” Journal of Space Craft Technology, vol. 15 (1), pp. 53-57, 2005.
- C.V. Rao, J.M. Rao, A.S. Kumar, B. Lakshmi, V.K. Dadhwal, ‘Emulation of LISS III images for high temporal resolution at larger swath, in ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XL-8, 2014, pp.1193-1200.
- M. Suresh Kumar, A.S. Kumar and V.K. Dadhwal, “An automated image destriping for improving data quality of Oceansat2 OCM – Oceanic geophysical products,” In: 3rd International Conference on Advances in Computing, Communications and Informatics ( IEEE, Delhi, 24-27 Sept. 2014).
- A. Angal, A.S. Kumar, X. Xiong, A.S. Kiran Kumar, V.K. Dadhwal and T. Choi, “Using CEOS reference standard targets to assess on-orbit performance of Resourcesat-2 AWiFS in comparison with Terra MODIS-Preliminary Results, Proc. of SPIE, Vol. 8528, 85280K, 2012.
- A.S. Kumar, A.S. Kiran Kumar, J.N. Goswami, B.G. Krishna and P. Chauhan, “Lunar Orientale Basin: Topology and morphology of impact melt region from Chandrayaan-1 TMC and HYSI”, in Lunar and Planetary Science Conference, LPSC-40, March 23-27, 2009.
- C. Pieters, A.S. Kumar, J.W. Head, J.N. Goswami, A.S.K. Kumar, R. Green, J. Boardman, M. Staid, N. Petro and P. Isaacson, “Lunar Orientale Basin: Nature of impact melt and volcanic flooding from Chandrayaan-1 (M3, TMC, HySI),” in Lunar and Planetary Science Conference, LPSC-40, March 23-27, 2009.
- C. Pieters, J. Boardman, B. Buratti, R. Clark, J.P. Combe, R. Green, J.N. Goswami, J.W. Head, M. Hicks, P. Isaacson, R. Klima, G. Kramer, A.S. Kumar, S. lundeen, E. Malaret, T.B. McCord, J. Mustard, J. Nettles, M. Staid, N. Petro, C. Runyon, J. Sunshine, L. Taylor and S. Tompkins, “Mineralogy of the Lunar crust in spatial context: First results from the Moon Mineralogy Mapper (M3),” in Lunar and Planetary Science Conference, LPSC-40, March 23-27, 2009.
- A.S. Kumar, T. Radhika, A.S. Manjunath and V. Jayaraman, “Approaches for IRS Multispectral onboard Data compression – A Case Study”, presented in: Intl. Conference on Emerging Scenarios in Space Technology and Applications (CSSTP- 2008), Sathyabama University, Chennai, October 2008.
- A.S. Kumar, V. Keerthi and A.S. Manjunath, “A Hybrid Spectral Matching Algorithm for Hyperspectral image analysis.” Presented in: Intl. Conference on Emerging Scenarios in Space Technology and Applications (CSSTP- 2008) 2008, Satyabama University, Chennai, October 2008.
- G. Meenakumari, B. Jayachandriah, Ch. V. Rao and A.S. Kumar, “Image Restoration of IRS High resolution data using scene-based PSF,” Presented in: Workshop on Computer and Information Technology (WCIT-08), VSSC, Thiruvananthapuram, Dec. 2008.
- T. Radhika, Ch. V. Rao, A.S. Kumar and A.S. Manjunath, “Differential and wavelet-like approaches for onboard Multispectral data compression – A Case study”. Presented in: Workshop on Computer and Information Technology (WCIT-08), VSSC, Thiruvananthapuram, Dec. 2008.
- A.S. Kumar, V. Keerthi and A.S. Manjunath, “Classification of Hyperspectral Imagery using Variable Interval Spectral Average Method, in: Conference on Advances in Space Science and Technology(CASST-2007), Indian Inst. Of Tech., Kharagpur, Jan. 14-16, 2008.
- A.S. Kumar, V. Keerthi, S. Jayabharathi and A.S. Manjunath, “Development of Hyperspectral tools in IDL Platform,” Presented in: Geospatial Conference, Sierra Atlantic, July 2007.
- A.S. Kumar, S. Jayabharathi and A.S. Manjunath, “Development of Á trous wavelets for IRS-Data merging in IDL,” Presented in: Geospatial Conference, Sierra Atlantic, July 2007.
- A.S. Kumar, A.S. Manjunath, K.M.M. Rao, A.S.K. Kumar, R.R. Navalgund and K. Radhakrishnan, “On-orbit Spatial Resolution Estimation of IRS-Cartosat-1 with images of artificial and man-made targets”, Presented in: SPIE Asia-Pacific Remote Sensing Symposium on Multispectral, Hyperspectral and Ultraspectral Remote Sensing Technology and Applications, Goa, Paper: 6405-27, Nov. 13-17, 2006 (Proc. SPIE, vol. 6405, Paper: 64050W, Dec. 2006).
- A.S. Kumar, S. Jayabharathi, A.S. Manjunath, K.M.M. Rao, “Fast searching of Spectral Library Database using Variable Interval Spectral Average Method”, Presented in: SPIE Asia-Pacific Remote Sensing Symposium on Multispectral, Hyperspectral and Ultraspectral Remote Sensing Technology and Applications, Goa, Paper: 6405-40, Nov. 13-17, 2006 (Proc. SPIE, vol. 6405, Paper: 64051K, Dec. 2006).
- A.S. Kumar, T. Radhika, P.V.N. Rao, A.S. Manjunath, K.M.M. Rao, “Onboard Multispectral Data Compression using JPEG-like Algorithm: A Case Study”, Presented in: SPIE Asia-Pacific Remote Sensing Symposium on Multispectral, Hyperspectral and Ultraspectral Remote Sensing Technology and Applications, Goa, Paper: 6405-61, Nov. 13-17, 2006 (Proc. SPIE, vol. 6405, Paper: 640527, Dec. 2006).
- S. Muralikrishnan, A. S. Kumar, A.S. Manjunath and K.M.M. Rao. ”Geometric Quality Assessment of Cartosat-1 Data Products”. Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 9, pp. WG-410-176, Goa, India, Sept. 27-30, 2006.
- T. Radhika, S. Muralikrishnan, A. S. Kumar, A.S. Manjunath and K.M.M. Rao, “Development of IRS-Histogram Database with IRS-P6 Awifs Imagery”, Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 10, pp. WG-410-175, Goa, India, Sept. 27-30, 2006.
- V. Srinivas, B. Jayachandraiah, S. Muralikrishnan, A. S. Kumar, “Spatial and Radiometric Characteristics of Cartosat-1”. Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 10, pp. WG-410-174, Goa, India, Sept. 27-30, 2006.
- V. Srinivas, S. Muralikrishnan, A. S. Kumar, “Selection of Variable Gain Settings for IRS-P6: LISS Sensors”. Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 10, pp. WG-410-179, Goa, India, Sept. 27-30, 2006.
- G. Meena Kumari, B. Santhi Sree, S. Muralikrishnan, A. S. Kumar, “Geometric Accuracy Assessment of Very High Resolution Satellite Imagery using Mosaicked Cartosat-1 Orthorectified data as reference”. Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 9, pp. WG-410-177, Goa, India, Sept. 27-30, 2006.
- V. Srinivas, B. Jayachandraiah, S. Muralikrishnan, A. S. Kumar, “Cross-Calibration of IRS-1C/D/P6 Wide Angle Sensors using Synchronous or near Synchronous Matching Scenes”. Presented in: ISPRS Symposium on Geospatial Databases for Sustainable Development, WG-IV-TC: 9, pp. WG-410-174, Goa, India, Sept. 27-30, 2006.
- A.S. Kumar, S. Jayabharathi and K. Vinod Kumar, “Identification of Spectral features from Hyperspectral imagery with variable interval spectral average method,” in 14th National Space Science Symposium (NSSS-2006) held in Andhra University, Visakapatnam, Feb. 9-12, 2006
- B. Jayachandriah, S. Jayabharathi, S. Muralikrishnan and A.S. Kumar, “Development of Advanced Data Quality Evaluation Tools for high resolution IRS satellite imagery with IDL/ENVI”, ENVI/IDL User Meet at New Delhi, 2005, and received best technological paper award.
- J. Srinivas, K.M.M. Rao and A. S. Kumar, “Artifact Reduction in JPEG compressed images with binary DCT coefficient map”, presented in: International Conference on Intelligent Signal Processing and Robotics (IIIT, Allahabad, Feb. 20-23, 2004).
- S. Jayabharathi, B. Jayachandraiah, S. Muralikrishnan and A. S. Kumar, “Cross-calibration of IRS-1C and -1D:WIFS Cameras using Near synchronous matching scenes,” to be presented in ISPRS WG VII/3 Workshop on Integrated Monitoring Systems, Thiruvanathapuram, 09-12, December, 2003.
- K.V.S. Badrinath, K. Madhavi Latha, T.R. Kiran Chand, A. S. Kumar and A. Subbunagulu, “Atmospheric Correction to IRS Data using synchronous Aerosol Optical Depth Data,” to be presented in ISPRS WG VII/3 Workshop on Integrated Monitoring Systems, Thiruvanathapuram, 09-12, December, 2003.
- A.S. Kumar, S. Chowdhury, K.L. Majumder, "Schemes for integrating multiple neural networks for multispectral data classification," in Indian Conference on Computer Vision, Graphics and Image Processing 2000, to be held in CAIR, Bangalore, Dec. 2000.
- A.S. Kumar, S. Chowdhury, K.L. Majumder, "Combination of neural and statistical approaches for classifying space-borne multispectral data", in International Conference on Advances in Patt. Recogn. Digital Techniques, ISI, Calcutta, Dec. 1999, pp.87-91.
- A.S. Kumar and K.L. Majumder, ‘Information fusion in tree classifiers’, in: Proc. International Symposium on ‘Earth Observation System for sustainable development’, (ISPRS: Tech. Commission I: Platforms, Sensors and Imagery, held in Bangalore, India), Vol. XXXII, pp. 113-118, Feb. 23 - 27, 1998.
- A.S. Kumar, A.S. Kiran Kumar and K.L. Majumder, ‘Radiometric quality enhancement for IRS-1C PAN data’, in : Proc. International Symposium on ‘Earth Observation System for sustainable development’, (ISPRS: Tech. Commission I: Platforms, Sensors and Imagery, held in Bangalore, India), Vol. XXXII, pp. 99-107, Feb. 23 - 27, 1998.
- A.S. Kumar, S.K. Limaye, A.S. Kiran Kumar and K.L. Majumder, ‘Radiometric assessment and correction for IRS-1C: PAN data’, in : Proc. International Symposium on ‘Earth Observation System for sustainable development’, (ISPRS: Tech. Commission I: Platforms, Sensors and Imagery, held in Bangalore, India), Vol. XXXII, pp. 26-32, Feb. 23 - 27, 1998.
