Search Results for author: Ozan Özdenizci

Found 9 papers, 7 papers with code

Adversarially Robust Spiking Neural Networks Through Conversion

1 code implementation15 Nov 2023 Ozan Özdenizci, Robert Legenstein

Spiking neural networks (SNNs) provide an energy-efficient alternative to a variety of artificial neural network (ANN) based AI applications.

Adversarial Robustness

TS-MoCo: Time-Series Momentum Contrast for Self-Supervised Physiological Representation Learning

1 code implementation10 Jun 2023 Philipp Hallgarten, David Bethge, Ozan Özdenizci, Tobias Grosse-Puppendahl, Enkelejda Kasneci

Limited availability of labeled physiological data often prohibits the use of powerful supervised deep learning models in the biomedical machine intelligence domain.

Classification Emotion Recognition +4

Restoring Vision in Adverse Weather Conditions with Patch-Based Denoising Diffusion Models

1 code implementation29 Jul 2022 Ozan Özdenizci, Robert Legenstein

Image restoration under adverse weather conditions has been of significant interest for various computer vision applications.

Denoising Image Restoration +1

EEG2Vec: Learning Affective EEG Representations via Variational Autoencoders

no code implementations16 Jul 2022 David Bethge, Philipp Hallgarten, Tobias Grosse-Puppendahl, Mohamed Kari, Lewis L. Chuang, Ozan Özdenizci, Albrecht Schmidt

There is a growing need for sparse representational formats of human affective states that can be utilized in scenarios with limited computational memory resources.

Edge-computing EEG

Memory-enriched computation and learning in spiking neural networks through Hebbian plasticity

1 code implementation23 May 2022 Thomas Limbacher, Ozan Özdenizci, Robert Legenstein

Memory is a key component of biological neural systems that enables the retention of information over a huge range of temporal scales, ranging from hundreds of milliseconds up to years.

One-Shot Learning Out-of-Distribution Generalization +1

Domain-Invariant Representation Learning from EEG with Private Encoders

1 code implementation27 Jan 2022 David Bethge, Philipp Hallgarten, Tobias Grosse-Puppendahl, Mohamed Kari, Ralf Mikut, Albrecht Schmidt, Ozan Özdenizci

Deep learning based electroencephalography (EEG) signal processing methods are known to suffer from poor test-time generalization due to the changes in data distribution.

EEG Emotion Classification +2

Improving Robustness Against Stealthy Weight Bit-Flip Attacks by Output Code Matching

1 code implementation CVPR 2022 Ozan Özdenizci, Robert Legenstein

Experimental benchmark evaluations show that output code matching is superior to existing regularized weight quantization based defenses, and an effective defense against stealthy weight bit-flip attacks.

Quantization

Causal interpretation rules for encoding and decoding models in neuroimaging

no code implementations15 Nov 2015 Sebastian Weichwald, Timm Meyer, Ozan Özdenizci, Bernhard Schölkopf, Tonio Ball, Moritz Grosse-Wentrup

Causal terminology is often introduced in the interpretation of encoding and decoding models trained on neuroimaging data.

EEG

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