OOIR: Observatory of International Research

Papers

(The H4-Index of IEEE Signal Processing Letters is 31. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
A Low Complexity Estimator of Hyperbolic Frequency Modulated Signals	187
Enhancing Transferability via Spectral Alignment and Grad-CAM Guided Latent Diffusion Models	168
Robust Electrical Impedance Tomography via Half-Quadratic Optimization	148
Outlier-Resilient Model Fitting via Percentile Losses: Methods for General and Convex Residuals	102
Relearning a Downsampled Low-Resolution Representation for Image Super-Resolution	78
Generalization of Whittle's Formula to Compound-Gaussian Processes	75
Synthetic Speech Detection Based on the Temporal Consistency of Speaker Features	72
Geometry-Aware RWKV for Heterogeneous Light Field Spatial Super-Resolution	57
On Efficient Maximum Likelihood Algorithm for Clutter Suppression	54
MOV-Modified-FxLMS Algorithm With Variable Penalty Factor in a Practical Power Output Constrained Active Control System	51
A Frequency Domain Auxiliary Network for Image Retrieval	48
Learning Self-Correlation in Space and Time as Motion Representation for Action Recognition	47
Learning Minimal Volume Uncertainty Ellipsoids	45
A Fractional-Order Cauchy Penalty With Enhanced Adaptability for Signal Recovery	44
Robust and Imperceptible Watermarking Framework for Generative Audio Models	44
Improving Orbital Angular Momentum Mode Utilization With Mode Switching Periodically in Radar Forward-Looking Imaging	43
Adaptive Pattern-Coupled Sparse Bayesian Learning for Channel Estimation in OTFS Systems	41
Continuous Patch Stitching for Block-Wise Image Compression	41
Adversarial Attacks on Deep Learning-Based DOA Estimation With Covariance Input	40
Spectral Forensics: Detecting Diffusion-Generated Imagery via $1/f^\beta$ Power Law Violations	40
Camouflaged Instance Segmentation From Global Capture to Local Refinement	39
Channel Estimation for Massive MIMO-OTFS System in Asymmetrical Architecture	38
Alignment Regularization for Neural Transducer via Cross-Modal Optimal Transport	38
SeaFree-GS: Reconstructing Underwater 3D Scenes With True Appearances	36
System-Informed Neural Network for Frequency Detection	35

BED2A: Bi-Enhancement Based Disentangled Dual-Attention Framework for Compound Facial Expression Recognition	35
Ambiguity-Free Broadband DOA Estimation Relying on Parameterized Time-Frequency Transform	35
Fine-Scale Face Fitting and Texture Fusion With Inverse Renderer	35
An Adaptive Non-Linear Graph Filter in Semi-Supervised Graph Based Classification	33
EM-Based Multi-Object Tracking With Strong Association Constraints	33
Video Complicated-Information Extraction and Filtering Network for Weakly-Supervised Temporal Action Localization	32