Search Results for author: Kazuya Kakizaki

Found 9 papers, 0 papers with code

Differentially Private Analysis of Outliers

no code implementations24 Jul 2015 Rina Okada, Kazuto Fukuchi, Kazuya Kakizaki, Jun Sakuma

One is the query to count outliers, which reports the number of outliers that appear in a given subspace.

Outlier Detection

Lightweight Lipschitz Margin Training for Certified Defense against Adversarial Examples

no code implementations20 Nov 2018 Hajime Ono, Tsubasa Takahashi, Kazuya Kakizaki

Lipschitz margin training (LMT) is a scalable certified defense, but it can also only achieve small robustness due to over-regularization.

Adversarial Image Translation: Unrestricted Adversarial Examples in Face Recognition Systems

no code implementations9 May 2019 Kazuya Kakizaki, Kosuke Yoshida

Thanks to recent advances in deep neural networks (DNNs), face recognition systems have become highly accurate in classifying a large number of face images.

Face Recognition Translation

On Brightness Agnostic Adversarial Examples Against Face Recognition Systems

no code implementations29 Sep 2021 Inderjeet Singh, Satoru Momiyama, Kazuya Kakizaki, Toshinori Araki

This paper introduces a novel adversarial example generation method against face recognition systems (FRSs).

Face Recognition

Universal Adversarial Spoofing Attacks against Face Recognition

no code implementations2 Oct 2021 Takuma Amada, Seng Pei Liew, Kazuya Kakizaki, Toshinori Araki

We assess the vulnerabilities of deep face recognition systems for images that falsify/spoof multiple identities simultaneously.

Face Recognition Face Verification

Powerful Physical Adversarial Examples Against Practical Face Recognition Systems

no code implementations23 Mar 2022 Inderjeet Singh, Toshinori Araki, Kazuya Kakizaki

Notably, our smoothness loss results in a 1. 17 and 1. 97 times better mean attack success rate (ASR) in physical white-box and black-box attacks, respectively.

Face Recognition

Advancing Deep Metric Learning Through Multiple Batch Norms And Multi-Targeted Adversarial Examples

no code implementations29 Nov 2022 Inderjeet Singh, Kazuya Kakizaki, Toshinori Araki

Deep Metric Learning (DML) is a prominent field in machine learning with extensive practical applications that concentrate on learning visual similarities.

Metric Learning

Simultaneous Adversarial Attacks On Multiple Face Recognition System Components

no code implementations11 Apr 2023 Inderjeet Singh, Kazuya Kakizaki, Toshinori Araki

In this work, we investigate the potential threat of adversarial examples to the security of face recognition systems.

Face Detection Face Recognition

Cannot find the paper you are looking for? You can Submit a new open access paper.