Challa S. Sastry

Publication Activity (10 Years)

Years Active: 2004-2023
Publications (10 Years): 19

Top Topics

Compressed Sensing

Binary Matrices

Convolutional Neural Networks

Image Retrieval

Top Venues

IEEE Signal Process. Lett.

Artif. Intell. Medicine

Publications

K. Z. Najiya, Challa S. Sastry
minimization through applications. Digit. Signal Process. 133 (2023)
Shantam Gulati, Phanindra Jampana, Challa S. Sastry
A Comparative Study on Performances of Adaptive and Nonadaptive Sparse Solvers for Electrical Impedance Tomography. CVIP (3) (2023)
K. Z. Najiya, Munnu Sonkar, Challa S. Sastry
Sufficient Conditions for the Uniqueness of Solution of the Weighted Norm Minimization Problem. ICMC (2021)
Pradip Sasmal, Theeda Prasad, Phanindra Jampana, Challa S. Sastry
Nullspace Property for Optimality of Minimum Frame Angle Under Invertible Linear Operators. IEEE Signal Process. Lett. 28 (2021)
Pradip Sasmal, Phanindra Jampana, Challa S. Sastry
Construction of Binary Matrices as a Union of Orthogonal Blocks via Generalized Euler Squares. IEEE Signal Process. Lett. 28 (2021)
K. Z. Najiya, Challa S. Sastry
Minimization. PReMI (2021)
K. Z. Najiya, Munnu Sonkar, Challa S. Sastry
Local recovery bounds for prior support constrained Compressed Sensing. CoRR (2020)
M. Amarlingam, K. V. V. Durga Prasad, Pachamuthu Rajalakshmi, Sumohana S. Channappayya, Challa S. Sastry
A Novel Low-Complexity Compressed Data Aggregation Method for Energy-Constrained IoT Networks. IEEE Trans. Green Commun. Netw. 4 (3) (2020)
Pradip Sasmal, Phanindra Jampana, Challa S. Sastry
Construction of highly redundant incoherent unit norm tight frames as a union of orthonormal bases. J. Complex. 54 (2019)
Bollepalli S. Chandra, Challa S. Sastry, Soumya Jana
Robust Heartbeat Detection From Multimodal Data via CNN-Based Generalizable Information Fusion. IEEE Trans. Biomed. Eng. 66 (3) (2019)
M. Amarlingam, Pradeep Kumar Mishra, Pachamuthu Rajalakshmi, Sumohana S. Channappayya, Challa S. Sastry
Novel Light Weight Compressed Data Aggregation using sparse measurements for IoT networks. J. Netw. Comput. Appl. 121 (2018)
Bollepalli S. Chandra, Challa S. Sastry, Soumya Jana
Robust Heartbeat Detection from Multimodal Data via CNN-based Generalizable Information Fusion. CoRR (2018)
Bollepalli S. Chandra, Challa S. Sastry, Laxminarayana Anumandla, Soumya Jana
Dictionary-based monitoring of premature ventricular contractions: An ultra-low-cost point-of-care service. Artif. Intell. Medicine 87 (2018)
Sandeep Chandra Bollepalli, Challa S. Sastry, Soumya Jana, Shivnarayan Patidar
Atrial Fibrillation Detection Using Convolutional Neural Networks. CinC (2017)
Bollepalli S. Chandra, Challa S. Sastry, Laxminarayana Anumandla, Soumya Jana
Dictionary-based Monitoring of Premature Ventricular Contractions: An Ultra-Low-Cost Point-of-Care Service. CoRR (2017)
Sandeep Chandra Bollepalli, Challa S. Sastry, Soumya Jana
Subject-Specific Detection of Ventricular Tachycardia Using Convolutional Neural Networks. CinC (2016)
R. Ramu Naidu, Phanindra Jampana, Challa S. Sastry
Deterministic Compressed Sensing Matrices: Construction via Euler Squares and Applications. IEEE Trans. Signal Process. 64 (14) (2016)
Pradip Sasmal, R. Ramu Naidu, Challa S. Sastry, Phanindra Jampana
Composition of Binary Compressed Sensing Matrices. IEEE Signal Process. Lett. 23 (8) (2016)
Theeda Prasad, P. U. Praveen Kumar, Challa S. Sastry, P. V. Jampana
Reconstruction of Sparse-View Tomography via Banded Matrices. ICVGIP Workshops (2016)
R. Ramu Naidu, Challa S. Sastry, Phanindra Jampana
Deterministic compressed sensing matrices: Construction via Euler Squares and applications. CoRR (2015)
Theeda Prasad, P. U. Praveen Kumar, Challa S. Sastry, P. V. Jampana
Optimization of Low-Dose Tomography via Binary Sensing Matrices. IWCIA (2015)
Bollepalli S. Chandra, Challa S. Sastry, Soumya Jana
Reliable resource-constrained telecardiology via compressive detection of anomalous ECG signals. Comput. Biol. Medicine 66 (2015)
Pradip Sasmal, R. Ramu Naidu, Challa S. Sastry, Phanindra Jampana
Deterministic construction of sparse binary and ternary matrices from existing binary sensing matrices. CoRR (2015)
M. Srinivas, R. Ramu Naidu, Challa S. Sastry, C. Krishna Mohan
Content based medical image retrieval using dictionary learning. Neurocomputing 168 (2015)
Bollepalli S. Chandra, Challa S. Sastry, Soumya Jana
Reliable low-cost telecardiology: High-sensitivity detection of ventricular beats using dictionaries. Healthcom (2014)
Yi-Chen Chen, Challa S. Sastry, Vishal M. Patel, P. Jonathon Phillips, Rama Chellappa
In-Plane Rotation and Scale Invariant Clustering Using Dictionaries. IEEE Trans. Image Process. 22 (6) (2013)
Bollepalli S. Chandra, Challa S. Sastry, Soumya Jana
Telecardiology: Hurst exponent based anomaly detection in compressively sampled ECG signals. Healthcom (2013)
Yi-Chen Chen, Challa S. Sastry, Vishal M. Patel, P. Jonathon Phillips, Rama Chellappa
Rotation invariant simultaneous clustering and dictionary learning. ICASSP (2012)
Challa S. Sastry, Santosh Singh
Reconstruction from divergent ray projections. Image Processing: Algorithms and Systems / Parallel Processing for Imaging Applications (2012)
Challa S. Sastry, Sanjay Rawat, Arun K. Pujari, Ved Prakash Gulati
Network traffic analysis using singular value decomposition and multiscale transforms. Inf. Sci. 177 (23) (2007)
Challa S. Sastry, M. Ravindranath, Arun K. Pujari, Bulusu Lakshmana Deekshatulu
A modified Gabor function for content based image retrieval. Pattern Recognit. Lett. 28 (2) (2007)
Challa S. Sastry, Arun K. Pujari, Bulusu Lakshmana Deekshatulu
A Fourier-Radial Descriptor Algorithm for Invariant Feature Extraction. Int. J. Wavelets Multiresolution Inf. Process. 4 (1) (2006)
Challa S. Sastry, P. C. Das
Wavelet Based Multilevel Backprojection Algorithm for Parallel and Fan Beam Scanning geometries. Int. J. Wavelets Multiresolution Inf. Process. 4 (3) (2006)
Sanjay Rawat, Challa S. Sastry
Network Intrusion Detection Using Wavelet Analysis. CIT (2004)
Challa S. Sastry, Arun K. Pujari, Bulusu Lakshmana Deekshatulu, Chakravarthy Bhagvati
A wavelet based multiresolution algorithm for rotation invariant feature extraction. Pattern Recognit. Lett. 25 (16) (2004)