Recursive-Tail-Fista for Sparse Signal Recovery. - Pradyumna Pradhan; Shaik Basheeruddin Shah; Ramunaidu Randhi; Yonina C. Eldar (ICASSP, 2024)

Unrolled Proximal Gradient Descent Method for Non-Negative Least Squares Problem. - Akash Sen; Pradyumna Pradhan; Ramunaidu Randhi; C. S. Sastry (ICASSP, 2024)

Optimization Guarantees of Unfolded ISTA and ADMM Networks With Smooth Soft-Thresholding. - Shaik Basheeruddin Shah; Pradyumna Pradhan; Wei Pu; Ramunaidu Randhi; Miguel R. D. Rodrigues; Yonina C. Eldar (IEEE Trans. Signal Process., 2024)

Learned ReLU-Based Soft Thresholding: A Data-Driven Method for Non-Negative Sparse Signal Recovery. - Akash Sen; Pradyumna Pradhan; Ramunaidu Randhi; C. S. Sastry (ICASSP, 2025)

Non-negative sparse signal recovery using the integration of ReLU and hard thresholding pursuit operators. - Pradyumna Pradhan; Sk Md Atique Anwar; Ramunaidu Randhi; Pradip Sasmal (Signal Process., 2025)

Deterministic construction of unimodular tight frames consisting orthogonal blocks via block preserving operators. - Pradyumna Pradhan; Shubham Kumar Jain; Pradip Sasmal; Ramunaidu Randhi (Signal Process., 2025)