Browse by IITH Authors

Sonkar, Munnu and Tiwari, Latika and Challa, Subrahmanya Sastry (2021) Improved Performance Guarantees for Orthogonal Matching Pursuit and Application to Dimensionality Reduction. In: International Conference on Machine Vision and Augmented Intelligence, MAI 2021, 11 February 2021 through 14 February 2021, Jabalpur.

Sasmal, Pradip and Jampana, Phanindra Varma and Challa, Subrahmanya Sastry (2017) Construction of Structured Incoherent Unit Norm Tight Frames. arXiv.

Chandra, B S and Challa, Subrahmanya Sastry and Jana, Soumya (2017) Subject-specific detection of ventricular tachycardia using convolutional neural networks. In: 43rd Computing in Cardiology Conference, CinC, 11-14 September, 2016, Vancouver; Canada.

Sasmal, Pradip and Naidu, R. Ramu and Challa, Subrahmanya Sastry and Jampana, Phanindra Varma (2016) Composition of Binary Compressed Sensing Matrices. IEEE Signal Processing Letters, 23 (8). pp. 1096-1100. ISSN 1070-9908

R, Ramu Naidu and Jampana, Phanindra Varma and Challa, Subrahmanya Sastry (2016) Multivariable Polynomials for the Construction of Binary Sensing Matrices. In: Forging Connections between Computational Mathematics and Computational Geometry: Papers from the 3rd International Conference on Computational Mathematics and Computational Geometry. Springer Proceedings in Mathematics & Statistics, 124 . Springer International Publishing, pp. 53-61. ISBN 978-3-319-16138-9

Mettu, Srinivas and R, Ramu Naidu and Challa, Subrahmanya Sastry and C, Krishna Mohan (2015) Content based medical image retrieval using dictionary learning. Neurocomputing, 168. pp. 880-895. ISSN 0925-2312

Jana, Soumya and Challa, Subrahmanya Sastry and B S, Chandra and T, Roopak (2015) IIT Hyderabad model to make ECGs available in remote areas. indiatoday.

Sasmal, Pradip and Challa, Subrahmanya Sastry and Jampana, Phanindra Varma (2015) On the existence of equivalence class of RIP-compliant matrices. In: International Conference on Sampling Theory and Applications (SampTA),, 25-29 May, 2015, Washington, DC.

Theeda, P and P U, Praveen Kumar and Challa, Subrahmanya Sastry and Jampana, Phanindra Varma (2015) Optimization of Low-Dose Tomography via Binary Sensing Matrices. In: Combinatorial Image Analysis: 17th International Workshop, IWCIA 2015, Kolkata, India, November 24-27, 2015. Proceedings. Lecture Notes in Computer Science . Springer International Publishing, pp. 337-351. ISBN 978-3-319-26144-7

Chandra, B S and Challa, Subrahmanya Sastry and Jana, Soumya (2015) Reliable resource-constrained telecardiology via compressive detection of anomalous ECG signals. Computers in Biology and Medicine, 66. pp. 144-153. ISSN 0010-4825

M, Durga Prakash and Vanjari, Siva Rama Krishna and Dutta, Asudeb and Challa, Subrahmanya Sastry and Singh, Shiv Govind (2014) Development of MWCNT/SU-8 nanofiber composite using electrospinning technique for biosensing applications. In: SENSORS, 2014 IEEE, 2-5 Nov, 2014, Valencia.

Chandra, B S and Challa, Subrahmanya Sastry and Jana, Soumya (2014) Reliable low-cost telecardiology: High-sensitivity detection of ventricular beats using dictionaries. In: 16th IEEE International Conference on e-Health Networking, Applications and Services, Healthcom 2014, 15-18 October, 2014, Natal; Brazil.

Chandra, B S and Challa, Subrahmanya Sastry and Jana, Soumya (2013) Telecardiology: Hurst exponent based anomaly detection in compressively sampled ECG signals. In: 15th International Conference on e-Health Networking, Applications and Services, Healthcom, 9-12 October, 2013, Lisbon; Portugal.

Saiveena, K and Gupta, P and Amarnath, M and Challa, Subrahmanya Sastry (2012) Characterization of ECG signals using multiscale approach. In: 9th International Conference on Signal Processing and Communications, 22-25, July 2012, Bangalore; India.

Challa, Subrahmanya Sastry and Singh, S (2012) Reconstruction from divergent ray projections. In: The International Society for Optical Engineering, 23-25, January 2012, Burlingame, CA; United States.

Chen, Y -C and Challa, Subrahmanya Sastry and Patel, V M and Phillips, P J and Chellappa, R (2012) Rotation invariant simultaneous clustering and dictionary learning. In: 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing, 25-30, March 2012, Kyoto; Japan.

Challa, Subrahmanya Sastry (2011) Spectral Dynamics and Regularization of Incompletely and Irregularly Measured Data. Differential Equations and Dynamical Systems, 19 (3). pp. 181-197. ISSN 0971-3514

M, Ravindranath and Challa, Subrahmanya Sastry (2010) Compressed sensing for reconstruction of reflectance spectra from tristimulus values. In: 2nd Vaagdevi International Conference on Information Technology for Real World Problems, 9-10, December 2010, Warangal; India.