Signal Processing and Machine Learning

Signal processing research in ECE involve algorithms for Image and Video processing, Signal processing for communication, machine learning, Compressive sensing, Graph theory.

Research Groups 

• Representation Learning Lab (Dr. Prathosh A. P.)
• Signal and Information Processing Lab (Dr. Sundeep P Chepuri)
• Signal Processing for Communications Lab (Prof. Chandra R Murthy)
• Signal Processing for Wireless Communications Lab (SPWiCom) (Dr. Sudhan Majhi)
• Statistical Signal Processing Lab (Prof. K.V.S. Hari)
• Vision Lab (Dr. S P Arun)
• Visual Information Processing Lab (Dr. Rajiv Soundararajan)

Selected Recent Publications

• N. Somraj, A. Karanayil, and R. Soundararajan, “SimpleNeRF: Regularizing Sparse Input Neural Radiance Fields with Simpler Solutions,” in Proc. of SIGGRAPH Asia, Sydney, Australia, Dec 2023
• S. Roy, S. Mitra, S. Biswas, and R. Soundararajan, “Test Time Adaptation for Blind Image Quality Assessment,” in Proc. of IEEE International Conference on Computer Vision (ICCV), Paris, France, Oct 2023
• N. Somraj and R. Soundararajan, “ViP-NeRF: Visibility Prior for Sparse Input Neural Radiance Fields,” in Proc. of SIGGRAPH, Los Angeles, USA, Aug 2023 
• N. C. Babu, V. Kannan, and R. Soundararajan, “No Reference Opinion Unaware Quality Assessment of Authentically Distorted Images,” in Proc. of IEEE Winter Conference on Applications of Computer Vision (WACV), Hawaii, USA, Jan 2023 
• S. Malik and R. Soundararajan, “Semi-Supervised Learning for Low-Light Image Restoration through Quality Assisted Pseudo-Labeling,” in Proc. of IEEE Winter Conference on Applications of Computer Vision (WACV), Hawaii, USA, Jan 2023 

• Passi A & Arun SP (2022) The Bouba–Kiki effect is predicted by sound properties but not speech properties, Attention Perception and Psychophysics. 

• [Invited Review] Arun SP (2022) Using compositionality to understand parts in whole objects, European Journal of Neuroscience, Trailblazers in Neuroscience series, 56:4378-92 

• Pramod RT, Katti H & Arun SP (2022) Human peripheral blur is optimal for object recognition, Vision Research, 200: 108083 

• A. Anand, C. R. Murthy, and R. Chopra, Impact of Mobility on the Downlink Performance of Cell-Free Massive MIMO Systems, Accepted, Physical Communication, Sep. 2023. pdf
• L. Yashvanth and C. R. Murthy, Performance Analysis of Intelligent Reflecting Surface Assisted Opportunistic Communications, IEEE Transactions on Signal Processing, vol. 72, pp. 2056-2070, Accepted Mar. 2023. pdf
• P. Kumar and S. Majhi, “UAV-Assisted Network Coded Cooperation by Using Height-Dependency Shaping Parameters in Nakagami-m Faded Channel,”in IEEE Access,2024.
• A. Kumar, M. S. Chaudhari and S. Majhi, “Automatic Modulation Classification for OFDM Systems Using bi-stream and Attention-based CNN-LSTM Model,”in IEEE Communications Letters,2024.