Search Results for author: Ghazal Mazaheri

Found 3 papers, 0 papers with code

Detection and Localization of Facial Expression Manipulations

no code implementations15 Mar 2021 Ghazal Mazaheri, Amit K. Roy-Chowdhury

Thus, it is important to develop methods that can detect manipulations in facial expressions, and localize the manipulated regions.

Facial Expression Recognition Facial Expression Recognition (FER) +1

Learning to identify image manipulations in scientific publications

no code implementations3 Feb 2021 Ghazal Mazaheri, Kevin Urrutia Avila, Amit K. Roy-Chowdhury

We show that our method leads to a 90% accuracy rate of detecting duplicated images, a ~ 13% improvement in detection accuracy in comparison to other manipulation detection methods.

A Skip Connection Architecture for Localization of Image Manipulations

no code implementations IEEE Conference on Computer Vision and Pattern Recognition (CVPR) Workshops 2019 Ghazal Mazaheri, Niluthpol Chowdhury Mithun, Jawadul H. Bappy, Amit K. Roy-Chowdhury

In order to exploit these traces in localizing the tampered regions, we propose an encoder-decoder based network where we fuse representations from early layers in the encoder (which are richer in low-level spatial cues, like edges) by skip pooling with representations of the last layer of the decoder and use for manipulation detection.

Image Manipulation Image Manipulation Detection

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