no code implementations • 19 Jul 2022 • Ekraam Sabir, Soumyaroop Nandi, Wael AbdAlmageed, Prem Natarajan
Manipulation of biomedical images to misrepresent experimental results has plagued the biomedical community for a while.
1 code implementation • ICCV 2021 • Ekraam Sabir, Soumyaroop Nandi, Wael AbdAlmageed, Prem Natarajan
Our results and analysis show that existing algorithms developed on common computer vision datasets are not robust when applied to biomedical images, validating that more research is required to address the unique challenges of biomedical image forensics.
no code implementations • 23 Nov 2020 • Ekraam Sabir, Ayush Jaiswal, Wael AbdAlmageed, Prem Natarajan
The problem setup requires algorithms to perform multimodal semantic forensics to authenticate a query multimedia package using a reference dataset of potentially related packages as evidences.
no code implementations • 5 Jul 2020 • Xiao Guo, Hengameh Mirzaalian, Ekraam Sabir, Ayush Jaiswal, Wael Abd-Almageed
To overcome this gap, we introduce CORD19STS dataset which includes 13, 710 annotated sentence pairs collected from COVID-19 open research dataset (CORD-19) challenge.
1 code implementation • 2 May 2019 • Ekraam Sabir, Jiaxin Cheng, Ayush Jaiswal, Wael Abd-Almageed, Iacopo Masi, Prem Natarajan
The spread of misinformation through synthetically generated yet realistic images and videos has become a significant problem, calling for robust manipulation detection methods.
no code implementations • 11 Oct 2018 • Dhruva Kartik, Ekraam Sabir, Urbashi Mitra, Prem Natarajan
Deep learning can be used as a tool for designing better heuristics in such problems.
1 code implementation • 20 Aug 2018 • Ekraam Sabir, Wael Abd-Almageed, Yue Wu, Prem Natarajan
Nefarious actors on social media and other platforms often spread rumors and falsehoods through images whose metadata (e. g., captions) have been modified to provide visual substantiation of the rumor/falsehood.
1 code implementation • 23 May 2018 • Ekraam Sabir, Stephen Rawls, Prem Natarajan
Neural networks have become the technique of choice for OCR, but many aspects of how and why they deliver superior performance are still unknown.
no code implementations • 6 Jul 2017 • Ayush Jaiswal, Ekraam Sabir, Wael Abd-Almageed, Premkumar Natarajan
In this paper, we present a novel deep learning-based approach for assessing the semantic integrity of multimedia packages containing images and captions, using a reference set of multimedia packages.