OOIR: Observatory of International Research

Papers

(The H4-Index of IEEE Signal Processing Letters is 40. 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 2021-11-01 to 2025-11-01.)

Article	Citations
A Low Complexity Estimator of Hyperbolic Frequency Modulated Signals	185
Quantile Learn-Then-Test: Quantile-Based Risk Control for Hyperparameter Optimization	147
Language Model Personalization for Speech Recognition: A Clustered Federated Learning Approach With Adaptive Weight Average	141
Learning Self-Correlation in Space and Time as Motion Representation for Action Recognition	124
Parameter Encoding for ECRB Minimization in the Presence of Jamming	119
A Tighter Converse for the Locally Differentially Private Discrete Distribution Estimation Under the One-bit Communication Constraint	101
Fine-Scale Face Fitting and Texture Fusion With Inverse Renderer	97
Generalization of Whittle's Formula to Compound-Gaussian Processes	95
Semantic-Aware Detail Search and Feature Constraint for Cross-Resolution Person Re-Identification	84
Learning Discriminative Representations in Videos via Active Embedding Distance Correlation	78
Enhancing Transferability via Spectral Alignment and Grad-CAM Guided Latent Diffusion Models	76
Robust Electrical Impedance Tomography via Half-Quadratic Optimization	75
Outlier-Resilient Model Fitting via Percentile Losses: Methods for General and Convex Residuals	74
Robust DOA Estimation of Incoherently Distributed Sources Considering Mixed Circular and Noncircular Signals in Impulsive Noise	68
Zero-Redundancy Sparse Array Configuration Design Based on Sum-Difference Coarray	67
Video Complicated-Information Extraction and Filtering Network for Weakly-Supervised Temporal Action Localization	67
Tuning Large Language Model for Speech Recognition With Mixed-Scale Re-Tokenization	63
Camouflaged Instance Segmentation From Global Capture to Local Refinement	63
MFAN: A Multi-Projection Fusion Attention Network for No-Reference and Full-Reference Panoramic Image Quality Assessment	61
Transformer Based Unsupervised Cross-Modal Hashing for Normal and Remote Sensing Retrieval	61
Action-ViT: Pedestrian Intent Prediction in Traffic Scenes	59
A Frequency Domain Auxiliary Network for Image Retrieval	58
WVDNet: Time-Frequency Analysis via Semi-Supervised Learning	52
Channel Estimation for Massive MIMO-OTFS System in Asymmetrical Architecture	48
Ambiguity-Free Broadband DOA Estimation Relying on Parameterized Time-Frequency Transform	47

An Efficient Method for Cooperative Multi-Target Localization in Automotive Radar	47
Speech-Visual Emotion Recognition by Fusing Shared and Specific Features	47
MOV-Modified-FxLMS Algorithm With Variable Penalty Factor in a Practical Power Output Constrained Active Control System	46
System-Informed Neural Network for Frequency Detection	45
GNAS-U²Net: A New Optic Cup and Optic Disc Segmentation Architecture With Genetic Neural Architecture Search	45
A Joint Sonar-Communication System Based on Multicarrier Waveforms	44
Channel Estimation and Beamforming Design for MF-RIS-Aided Communication Systems	43
Compressed Domain Invariant Adversarial Representation Learning for Robust Audio Deepfake Detection	42
Relearning a Downsampled Low-Resolution Representation for Image Super-Resolution	42
Learning Source-Free Domain Adaptation for Infrared Small Target Detection	41
Non-Linear Gaussian Smoothing With Taylor Moment Expansion	40
Learning Minimal Volume Uncertainty Ellipsoids	40
Multi-Stage Confidence-Guided Diffusion and Emotional Bidirectional Mamba for Robust Speech Emotion Recognition	40
SeaFree-GS: Reconstructing Underwater 3D Scenes With True Appearances	40
Revisiting Few-Shot Compositional Action Recognition With Knowledge Calibration	40
Robust and Imperceptible Watermarking Framework for Generative Audio Models	40