B. S. Daya Sagar

Publication Activity (10 Years)

Years Active: 2003-2024
Publications (10 Years): 34

Top Topics

Low Spatial Resolution

Mathematical Morphology

Top Venues

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.

IEEE Signal Process. Lett.

Publications

Sampriti Soor, Priyanka Kumari, B. S. Daya Sagar, Amba Shetty
Weighted Sum of Segmented Correlation: An Efficient Method for Spectra Matching in Hyperspectral Images. CoRR (2024)
Sin Liang Lim, Jaya Sreevalsan-Nair, B. S. Daya Sagar
Multispectral data mining: A focus on remote sensing satellite images. WIREs Data. Mining. Knowl. Discov. 14 (2) (2024)
Geetika Barman, B. S. Daya Sagar
Generation of High Spatial Resolution Terrestrial Surface From Low Spatial Resolution Elevation Contour Maps via Hierarchical Computation of Median Elevation Regions. IEEE Trans. Geosci. Remote. Sens. 61 (2023)
Geetika Barman, B. S. Daya Sagar
Generation of High Spatial Resolution Terrestrial Surface from Low Spatial Resolution Elevation Contour Maps via Hierarchical Computation of Median Elevation Regions. CoRR (2023)
Sampriti Soor, B. S. Daya Sagar
Segmentation of Multi-Band Images Using Watershed Arcs. IEEE Signal Process. Lett. 29 (2022)
Aditya Challa, Geetika Barman, Sravan Danda, B. S. Daya Sagar
Band Selection Using Dilation Distances. IEEE Geosci. Remote. Sens. Lett. 19 (2022)
Kannan Nagajothi, Sravan Danda, Aditya Challa, B. S. Daya Sagar
A Theoretical Analysis of Granulometry-Based Roughness Measures on Cartosat DEMs. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 15 (2022)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Triplet-Watershed for Hyperspectral Image Classification. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Sampriti Soor, Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Iterated Watersheds, A Connected Variation of K-Means for Clustering GIS Data. IEEE Trans. Emerg. Top. Comput. 9 (2) (2021)
Nagajothi Kannan, Sravan Danda, Aditya Challa, B. S. Daya Sagar
A Theoretical Analysis of Granulometry-based Roughness Measures on Cartosat DEMs. CoRR (2021)
Kannan Nagajothi, H. M. Rajashekara, B. S. Daya Sagar
Universal Fractal Scaling Laws for Surface Water Bodies and Their Zones of Influence. IEEE Geosci. Remote. Sens. Lett. 18 (5) (2021)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Triplet-Watershed for Hyperspectral Image Classification. CoRR (2021)
Kannan Nagajothi, H. M. Rajashekara, B. S. Daya Sagar
Quantitative Analysis of Watersheds Partitioned from Cartosat Dem of Lower Indus Sub-Basin Via Multifractal Spectra. IGARSS (2020)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Power Spectral Clustering. J. Math. Imaging Vis. 62 (9) (2020)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Watersheds for Semi-Supervised Classification. IEEE Signal Process. Lett. 26 (5) (2019)
B. S. Daya Sagar
Variable-Specific Classification of Zones, Pairs of Zones, and Clusters of a Spatial System via Modified Gravity Model. IEEE Trans. Emerg. Top. Comput. 7 (2) (2019)
Sravan Danda, Aditya Challa, B. S. Daya Sagar, Laurent Najman
Some Theoretical Links Between Shortest Path Filters and Minimum Spanning Tree Filters. J. Math. Imaging Vis. 61 (6) (2019)
Sravan Danda, Aditya Challa, B. S. Daya Sagar, Laurent Najman
Revisiting the Isoperimetric Graph Partitioning Problem. IEEE Access 7 (2019)
Kannan Nagajothi, B. S. Daya Sagar
Classification of Geophysical Basins Derived From SRTM and Cartosat DEMs via Directional Granulometries. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 12 (12) (2019)
Sampriti Soor, Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Extending K-Means to Preserve Spatial Connectivity. IGARSS (2018)
Ranjeet Kumar Rout, Pabitra Pal Choudhury, Santi Prasad Maity, B. S. Daya Sagar, Sarif Sk. Hassan
Fractal and mathematical morphology in intricate comparison between tertiary protein structures. Comput. methods Biomech. Biomed. Eng. Imaging Vis. 6 (2) (2018)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Some Properties of Interpolations Using Mathematical Morphology. IEEE Trans. Image Process. 27 (4) (2018)
Avik Bhattacharya, Lorenzo Bruzzone, B. S. Daya Sagar, Paul A. Rosen
Foreword to the Special Issue on Applied Earth Observation and Remote Sensing in India. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 10 (12) (2017)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
Power spectral clustering on hyperspectral data. IGARSS (2017)
Aditya Challa, Sravan Danda, B. S. Daya Sagar, Laurent Najman
An Introduction to Gamma-Convergence for Spectral Clustering. DGCI (2017)
H. M. Rajashekara, Kannan Nagajothi, Ashok Vardhan Sanda, B. S. Daya Sagar
Categorization of hierarchically partitioned waterbody-spread via Moran's index. IGARSS (2017)
Sravan Danda, Aditya Challa, B. S. Daya Sagar, Laurent Najman
Power Tree Filter: A Theoretical Framework Linking Shortest Path Filters and Minimum Spanning Tree Filters. ISMM (2017)
Gouri Ginde, Snehanshu Saha, Archana Mathur, Sukrit Venkatagiri, Sujith Vadakkepat, Anand M. Narasimhamurthy, B. S. Daya Sagar
ScientoBASE: A Framework and Model for Computing Scholastic Indicators of non-local influence of Journals via Native Data Acquisition algorithms. CoRR (2016)
Sravan Danda, Aditya Challa, B. S. Daya Sagar
A morphology-based approach for cloud detection. IGARSS (2016)
Aditya Challa, Sravan Danda, B. S. Daya Sagar
Morphological interpolation for temporal changes. IGARSS (2016)
Gouri Ginde, Snehanshu Saha, Archana Mathur, Sukrit Venkatagiri, Sujith Vadakkepat, Anand M. Narasimhamurthy, B. S. Daya Sagar
ScientoBASE: a framework and model for computing scholastic indicators of non-local influence of journals via native data acquisition algorithms. Scientometrics 108 (3) (2016)
H. M. Rajashekara, Ashok Vardhan Sanda, B. S. Daya Sagar
Computations of Bi-variable spatial relationships between the political divisions of Karnataka, India via Mahalanobis Distance. IGARSS (2015)
B. S. Daya Sagar, Sin Liang Lim
Ranks for Pairs of Spatial Fields via Metric Based on Grayscale Morphological Distances. IEEE Trans. Image Process. 24 (3) (2015)
B. S. Daya Sagar, Sin Liang Lim
Morphing of Grayscale DEMs via Morphological Interpolations. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 8 (11) (2015)
B. S. Daya Sagar
Erratum to "Visualization of Spatiotemporal Behavior of Discrete Maps via Generation of Recursive Median Elements". IEEE Trans. Pattern Anal. Mach. Intell. 36 (3) (2014)
B. S. Daya Sagar
Cartograms via mathematical morphology. Inf. Vis. 13 (1) (2014)
S. Ashok Vardhan, B. S. Daya Sagar, N. Rajesh, H. M. Rajashekara
Automatic Detection of Orientation of Mapped Units via Directional Granulometric Analysis. IEEE Geosci. Remote. Sens. Lett. 10 (6) (2013)
B. S. Daya Sagar, N. Rajesh, S. Ashok Vardhan, Pratap Vardhan
Metric Based on Morphological Dilation for the Detection of Spatially Significant Zones. IEEE Geosci. Remote. Sens. Lett. 10 (3) (2013)
Laurent Najman, Junior Barrera, B. S. Daya Sagar, Petros Maragos, Dan Schonfeld
Introduction to the Issue on Filtering and Segmentation With Mathematical Morphology. IEEE J. Sel. Top. Signal Process. 6 (7) (2012)
H. M. Rajashekara, Pratap Vardhan, B. S. Daya Sagar
Generation of Zonal Map From Point Data via Weighted Skeletonization by Influence Zone. IEEE Geosci. Remote. Sens. Lett. 9 (3) (2012)
Sin Liang Lim, B. S. Daya Sagar, Voon Chet Koo, Lea Tien Tay
Morphological convexity measures for terrestrial basins derived from digital elevation models. Comput. Geosci. 37 (9) (2011)
B. S. Daya Sagar
Visualization of Spatiotemporal Behavior of Discrete Maps via Generation of Recursive Median Elements. IEEE Trans. Pattern Anal. Mach. Intell. 32 (2) (2010)
Alan W. C. Tan, M. V. C. Rao, B. S. Daya Sagar
A composite signal subspace speech classifier. Signal Process. 87 (11) (2007)
Alan Wee-Chiat Tan, Machavaram Venkata Chalapathy Rao, B. S. Daya Sagar
A Discriminative Signal Subspace Speech Classifier. IEEE Signal Process. Lett. 14 (2) (2007)
Alan W. C. Tan, M. V. C. Rao, B. S. Daya Sagar
Robust Signal Subspace Speech Classifier. IEEE Signal Process. Lett. 14 (11) (2007)
Alan W. C. Tan, M. V. C. Rao, B. S. Daya Sagar
A signal subspace approach for speech modelling and classification. Signal Process. 87 (3) (2007)
Lea Tien Tay, B. S. Daya Sagar, Hean-Teik Chuah
Analysis of geophysical networks derived from multiscale digital elevation models: a morphological approach. IEEE Geosci. Remote. Sens. Lett. 2 (4) (2005)
S. Gunasekaran, B. Venkatesh, B. S. Daya Sagar
Fractal Characterization Of BPN Weights Evolution. Int. J. Neural Syst. 14 (2) (2004)
L. Chockalingam, B. S. Daya Sagar
Mapping of Sub-Watersheds from Digital Elevation Model: A Morphological Approach. Int. J. Pattern Recognit. Artif. Intell. 17 (2) (2003)
S. Gunasekaran, B. Venkatesh, B. S. Daya Sagar
Convergence index for BPN training. Neurocomputing 55 (3-4) (2003)