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cs.CV2026

Invoice Haystack: Benchmarking Document Retrieval and Visual Question Answering Under Strong Visual Homogeneity

Heethanjan Kanagalingam, Thenukan Pathmanathan, Mokeeshan Vathanakumar +3

Vision Language Models have achieved near-human performance on single-document Visual Question Answering, yet their effectiveness degrades significantly when retrieving information…

cs.CV2026

ConTrans: Learning Text-enhanced Local-global Temporal Representations for Zero-shot Temporal Action Localization

Kanchan Keisham, Thenukan Pathmanathan, Thangarajah Akilan

Zero-shot Temporal Action Localization (ZS-TAL) aims to detect and locate previously unseen actions in untrimmed videos. However, existing approaches primarily focus on modeling lo…

cs.CV2026

xModel-KD: Cross-modal Knowledge Distillation for 3D Scene Perception using LiDAR

Thenukan Pathmanathan, Kanchan Keisham, Thangarajah Akilan

Point cloud segmentation is a fundamental task in 3D scene understanding. Its progress is constrained by the high cost and time required for dense 3D annotations, making labeled sa…

cs.CV2025

AdvBlur: Adversarial Blur for Robust Diabetic Retinopathy Classification and Cross-Domain Generalization

Heethanjan Kanagalingam, Thenukan Pathmanathan, Mokeeshan Vathanakumar +1

Diabetic retinopathy (DR) is a leading cause of vision loss worldwide, yet early and accurate detection can significantly improve treatment outcomes. While numerous Deep learning (…

cs.CV2024

A Feature Generator for Few-Shot Learning

Heethanjan Kanagalingam, Thenukan Pathmanathan, Navaneethan Ketheeswaran +3

Few-shot learning (FSL) aims to enable models to recognize novel objects or classes with limited labelled data. Feature generators, which synthesize new data points to augment limi…