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Alexander Black

4 accepted papers

2025

DiffTell: A High-Quality Dataset for Describing Image Manipulation Changes

ICCV 2025poster

The image difference captioning (IDC) task is to describe the distinctions between two images. However, existing datasets do not offer comprehensive coverage across all image-difference categories. In this work, we introduce a high-quality dataset, DiffTell with various types of image manipulations,…

Cited by 0SourcePDFScholar
2024

VIXEN: Visual Text Comparison Network for Image Difference Captioning

AAAI 2024technical

We present VIXEN - a technique that succinctly summarizes in text the visual differences between a pair of images in order to highlight any content manipulation present. Our proposed network linearly maps image features in a pairwise manner, constructing a soft prompt for a pretrained large language…

2023

VADER: Video Alignment Differencing and Retrieval

ICCV 2023poster

We propose VADER, a spatio-temporal matching, alignment, and change summarization method to help fight misinformation spread via manipulated videos. VADER matches and coarsely aligns partial video fragments to candidate videos using a robust visual descriptor and scalable search over adaptively chun…

Cited by 5PDFcodeScholar