Search Results for author: Ekraam Sabir

Found 9 papers, 4 papers with code

MONet: Multi-scale Overlap Network for Duplication Detection in Biomedical Images

no code implementations19 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.

BioFors: A Large Biomedical Image Forensics Dataset

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.

Benchmarking Image Forensics +1

MEG: Multi-Evidence GNN for Multimodal Semantic Forensics

no code implementations23 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.

CORD19STS: COVID-19 Semantic Textual Similarity Dataset

no code implementations5 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.

Information Retrieval Language Modelling +6

Recurrent Convolutional Strategies for Face Manipulation Detection in Videos

1 code implementation2 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.

Face Swapping Misinformation

Deep Multimodal Image-Repurposing Detection

1 code implementation20 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.

Implicit Language Model in LSTM for OCR

1 code implementation23 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.

Language Modelling Optical Character Recognition (OCR)

Multimedia Semantic Integrity Assessment Using Joint Embedding Of Images And Text

no code implementations6 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.

Representation Learning

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