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Stefano Petrangeli

5 accepted papers

2025

VISIAR: Empower MLLM for Visual Story Ideation

ACL 2025finding

Ideation, the process of forming ideas from concepts, is a big part of the content creation process. However, the noble goal of helping visual content creators by suggesting meaningful sequences of visual assets from a limited collection is challenging. It requires a nuanced understanding of visual…

2024

Large Content And Behavior Models To Understand, Simulate, And Optimize Content And Behavior

ICLR 2024spotlight

Shannon and Weaver's seminal information theory divides communication into three levels: technical, semantic, and effectiveness. While the technical level deals with the accurate reconstruction of transmitted symbols, the semantic and effectiveness levels deal with the inferred meaning and its effec…

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
2021

HighlightMe: Detecting Highlights From Human-Centric Videos

ICCV 2021poster

We present a domain- and user-preference-agnostic approach to detect highlightable excerpts from human-centric videos. Our method works on the graph-based representation of multiple observable human-centric modalities in the videos, such as poses and faces. We use an autoencoder network equipped wit…

Cited by 10PDFScholar
2020

Rotationally-Temporally Consistent Novel View Synthesis of Human Performance Video

ECCV 2020poster

Novel view video synthesis aims to synthesize novel viewpoints videos given input captures of a human performance taken from multiple reference viewpoints and over consecutive time steps. Despite great advances in model-free novel view synthesis, existing methods present three limitations when appli…

Cited by 18SourcePDFScholar