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cs.CV2026

Grad-CAM for Vision Transformers: A Systematic Taxonomy and Audit of Methodological Ambiguity in Explainable AI

Casey Wall, Longwei Wang, Rodrigue Rizk +1

Gradient-weighted Class Activation Mapping (Grad-CAM) is widely used to visualize model decisions, but it was originally formulated for convolutional neural networks, where spatial…

cs.CV2026

Explainable Novel Category Discovery in Semantic Concept Space

Ifrat Ikhtear Uddin, Yang Zhou, KC Santosh +1

Novel category discovery aims to identify unseen classes from unlabeled data by transferring knowledge from labeled categories, but most existing methods perform discovery in opaqu…

cs.CV2026

Winsor-CAM: Human-Tunable Visual Explanations from Deep Networks via Layer-Wise Winsorization

Casey Wall, Longwei Wang, Rodrigue Rizk +1

Interpreting Convolutional Neural Networks (CNNs) is critical for safety-sensitive applications such as healthcare and autonomous systems. Popular visual explanation methods like G…

cs.CV2025

Promoting Shape Bias in CNNs: Frequency-Based and Contrastive Regularization for Corruption Robustness

Robin Narsingh Ranabhat, Longwei Wang, Amit Kumar Patel +1

Convolutional Neural Networks (CNNs) excel at image classification but remain vulnerable to common corruptions that humans handle with ease. A key reason for this fragility is thei…

cs.CV2025

CoSwin: Convolution Enhanced Hierarchical Shifted Window Attention For Small-Scale Vision

Puskal Khadka, Rodrigue Rizk, Longwei Wang +1

Vision Transformers (ViTs) have achieved impressive results in computer vision by leveraging self-attention to model long-range dependencies. However, their emphasis on global cont…