Search Results for author: Ilke Demir

Found 11 papers, 2 papers with code

My Art My Choice: Adversarial Protection Against Unruly AI

no code implementations6 Sep 2023 Anthony Rhodes, Ram Bhagat, Umur Aybars Ciftci, Ilke Demir

Generative AI is on the rise, enabling everyone to produce realistic content via publicly available interfaces.

Image Generation

How Do Deepfakes Move? Motion Magnification for Deepfake Source Detection

no code implementations28 Dec 2022 Umur Aybars Ciftci, Ilke Demir

We contrast the movement in deepfakes and authentic videos by motion magnification towards building a generalized deepfake source detector.

Face Swapping Motion Magnification

My Face My Choice: Privacy Enhancing Deepfakes for Social Media Anonymization

no code implementations2 Nov 2022 Umur A. Ciftci, Gokturk Yuksek, Ilke Demir

Recently, productization of face recognition and identification algorithms have become the most controversial topic about ethical AI.

Face Recognition Face Swapping

MixSyn: Learning Composition and Style for Multi-Source Image Synthesis

no code implementations24 Nov 2021 Ilke Demir, Umur A. Ciftci

Synthetic images created by generative models increase in quality and expressiveness as newer models utilize larger datasets and novel architectures.

Image Generation Semantic Composition

Where Do Deep Fakes Look? Synthetic Face Detection via Gaze Tracking

no code implementations4 Jan 2021 Ilke Demir, Umur A. Ciftci

Following the recent initiatives for the democratization of AI, deep fake generators have become increasingly popular and accessible, causing dystopian scenarios towards social erosion of trust.

Face Detection

How Do the Hearts of Deep Fakes Beat? Deep Fake Source Detection via Interpreting Residuals with Biological Signals

no code implementations26 Aug 2020 Umur Aybars Ciftci, Ilke Demir, Lijun Yin

Our results indicate that our approach can detect fake videos with 97. 29% accuracy, and the source model with 93. 39% accuracy.

Video Generation

SkelNetOn 2019: Dataset and Challenge on Deep Learning for Geometric Shape Understanding

no code implementations21 Mar 2019 Ilke Demir, Camilla Hahn, Kathryn Leonard, Geraldine Morin, Dana Rahbani, Athina Panotopoulou, Amelie Fondevilla, Elena Balashova, Bastien Durix, Adam Kortylewski

We present SkelNetOn 2019 Challenge and Deep Learning for Geometric Shape Understanding workshop to utilize existing and develop novel deep learning architectures for shape understanding.

FakeCatcher: Detection of Synthetic Portrait Videos using Biological Signals

no code implementations8 Jan 2019 Umur Aybars Ciftci, Ilke Demir

Lastly, we release an "in the wild" dataset of fake portrait videos that we collected as a part of our evaluation process.

Dimensionality Reduction Video Compression

Guided Proceduralization: Optimizing Geometry Processing and Grammar Extraction for Architectural Models

1 code implementation6 Jul 2018 Ilke Demir, Daniel G. Aliaga

We describe a guided proceduralization framework that optimizes geometry processing on architectural input models to extract target grammars.

DeepGlobe 2018: A Challenge to Parse the Earth through Satellite Images

1 code implementation17 May 2018 Ilke Demir, Krzysztof Koperski, David Lindenbaum, Guan Pang, Jing Huang, Saikat Basu, Forest Hughes, Devis Tuia, Ramesh Raskar

We present the DeepGlobe 2018 Satellite Image Understanding Challenge, which includes three public competitions for segmentation, detection, and classification tasks on satellite images.

Procedural Editing of 3D Building Point Clouds

no code implementations ICCV 2015 Ilke Demir, Daniel G. Aliaga, Bedrich Benes

Thanks to the recent advances in computational photography and remote sensing, point clouds of buildings are becoming increasingly available, yet their processing poses various challenges.

Point Cloud Completion Template Matching

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