8 papers
Physics-informed simulation framework for realistic sonar image generation and statistical validation
Kamal Basha S, Athira Nambiar
Synthetic sonar datasets offer a scalable alternative to costly real-world acquisition, yet their utility remains limited by the absence of rigorous quantitative validation. We pre…
Dynamic Class-Aware Active Learning for Unbiased Satellite Image Segmentation
Gadi Hemanth Kumar, Athira Nambiar, Pankaj Bodani
Semantic segmentation of satellite imagery plays a vital role in land cover mapping and environmental monitoring. However, annotating large-scale, high-resolution satellite dataset…
Supervised Contrastive Machine Unlearning of Background Bias in Sonar Image Classification with Fine-Grained Explainable AI
Kamal Basha S, Athira Nambiar
Acoustic sonar image analysis plays a critical role in object detection and classification, with applications in both civilian and defense domains. Despite the availability of real…
Advancing Welding Defect Detection in Maritime Operations via Adapt-WeldNet and Defect Detection Interpretability Analysis
Kamal Basha S, Athira Nambiar
Weld defect detection is crucial for ensuring the safety and reliability of piping systems in the oil and gas industry, especially in challenging marine and offshore environments.…
A Novel Context-Adaptive Fusion of Shadow and Highlight Regions for Efficient Sonar Image Classification
Kamal Basha S, Anukul Kiran B, Athira Nambiar +1
Sonar imaging is fundamental to underwater exploration, with critical applications in defense, navigation, and marine research. Shadow regions, in particular, provide essential cue…
Replay to Remember (R2R): An Efficient Uncertainty-driven Unsupervised Continual Learning Framework Using Generative Replay
Sriram Mandalika, Harsha Vardhan, Athira Nambiar
Continual Learning entails progressively acquiring knowledge from new data while retaining previously acquired knowledge, thereby mitigating ``Catastrophic Forgetting'' in neural n…