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Related papers: Privacy-Preserving Image Retrieval Based on Additi…

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In this paper, we propose a novel learnable image encryption method for privacy-preserving deep neural networks (DNNs). The proposed method is carried out on the basis of block scrambling used in combination with data augmentation…

Cryptography and Security · Computer Science 2021-06-01 Tatsuya Chuman , Hitoshi Kiya

Secure multi-party computation provides a wide array of protocols for mutually distrustful parties be able to securely evaluate functions of private inputs. Within recent years, many such protocols have been proposed representing a plethora…

Cryptography and Security · Computer Science 2023-11-16 Kenneth Goss

Photo Response Non-Uniformity(PRNU) noise has proven to be very effective tool in camera based forensics. It helps to match a photo to the device that clicked it. In today's scenario, where millions and millions of images are uploaded every…

Cryptography and Security · Computer Science 2021-06-17 Riyanka Jena , Priyanka Singh , Manoranjan Mohanty

With the explosive growth in the number of pictures taken by smartphones, organizing and searching pictures has become important tasks. To efficiently fulfill these tasks, the key enabler is annotating images with proper keywords, with…

Cryptography and Security · Computer Science 2019-02-13 Yifan Tian , Yantian Hou , Jiawei Yuan

The purpose of this Paper is to describe our research on different feature extraction and matching techniques in designing a Content Based Image Retrieval (CBIR) system. Due to the enormous increase in image database sizes, as well as its…

Multimedia · Computer Science 2010-02-10 Mr. Kondekar V. H. , Mr. Kolkure V. S. , Prof. Kore S. N

This paper proposes a visual encryption method to ensure the confidentiality of digital images. The model used is based on an autoencoder using aConvolutional Neural Network (CNN) to ensure the protection of the user data on both the sender…

Cryptography and Security · Computer Science 2025-04-02 Mahdi Madani , El-Bay Bourennane

Basic group of visual techniques such as color, shape, texture are used in Content Based Image Retrievals (CBIR) to retrieve query image or subregion of image to find similar images in image database. To improve query result, relevance…

Computer Vision and Pattern Recognition · Computer Science 2015-08-28 Mohini P. Sardey , G. K. Kharate

The scalability, as well as the effectiveness, of the different Content-based Image Retrieval (CBIR) approaches proposed in literature, is today an important research issue. Given the wealth of images on the Web, CBIR systems must in fact…

Content-Based Image Retrieval (CBIR) locates, retrieves and displays images alike to one given as a query, using a set of features. It demands accessible data in medical archives and from medical equipment, to infer meaning after some…

Computer Vision and Pattern Recognition · Computer Science 2016-10-11 Albany E. Herrmann , Vania Vieira Estrela

Outsourcing data into the cloud becomes popular thanks to the pay-as-you-go paradigm. However, such practice raises privacy concerns. The conventional way to achieve data privacy is to encrypt sensitive data before outsourcing. When data…

Databases · Computer Science 2017-08-23 Somayeh Moghadam , Jérôme Darmont , Gérald Gavin

In the case that images are shared via social networking services (SNS) and cloud photo sharing services (CPSS), it is known that the JPEG images uploaded to the services are often re-compressed and resized by the providers. Because of such…

Image and Video Processing · Electrical Eng. & Systems 2018-09-17 Kenta Iida , Hitoshi Kiya

In this work, we leverage the pure skin color patch from the face image as the additional information to train an auxiliary skin color feature extractor and face recognition model in parallel to improve performance of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Dong Han , Yufan Jiang , Yong Li , Ricardo Mendes , Joachim Denzler

While widely adopted in practical applications, face recognition has been critically discussed regarding the malicious use of face images and the potential privacy problems, e.g., deceiving payment system and causing personal sabotage.…

Cryptography and Security · Computer Science 2020-08-05 Jiaming Zhang , Jitao Sang , Xian Zhao , Xiaowen Huang , Yanfeng Sun , Yongli Hu

In this paper, we propose a privacy-preserving image classification method using encrypted images under the use of the ConvMixer structure. Block-wise scrambled images, which are robust enough against various attacks, have been used for…

Computer Vision and Pattern Recognition · Computer Science 2022-08-05 Zheng Qi , AprilPyone MaungMaung , Hitoshi Kiya

Facial recognition models are increasingly employed by commercial enterprises, government agencies, and cloud service providers for identity verification, consumer services, and surveillance. These models are often trained using vast…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Chen Chen , Mengyuan Sun , Xueluan Gong , Yanjiao Chen , Qian Wang

When multiple parties that deal with private data aim for a collaborative prediction task such as medical image classification, they are often constrained by data protection regulations and lack of trust among collaborating parties. If done…

Cryptography and Security · Computer Science 2021-02-22 Ismat Jarin , Birhanu Eshete

In todays scenario, various organizations store their sensitive data in the cloud environment. Multiple problems are present while retrieving and storing vast amounts of data, such as the frequency of data requests (increasing the…

Cryptography and Security · Computer Science 2025-12-30 Partha Paul , Keshav Sinha

Due to the advancement in computer communication and storage technologies, large amount of image data is available on World Wide Web (WWW). In order to locate a particular set of images the available search engines may be used with the help…

Information Retrieval · Computer Science 2024-09-05 R Rajkumar , M V Sudhamani

This work considers the problem of privately outsourcing the computation of a matrix product over a finite field $\mathbb{F}_q$ to $N$ helper servers. These servers are considered to be honest but curious, i.e., they behave according to the…

Information Theory · Computer Science 2022-01-12 Jie Li , Okko Makkonen , Camilla Hollanti , Oliver Gnilke

Deep neural networks are increasingly being used in a variety of machine learning applications applied to rich user data on the cloud. However, this approach introduces a number of privacy and efficiency challenges, as the cloud operator…

Computer Vision and Pattern Recognition · Computer Science 2017-10-13 Seyed Ali Osia , Ali Shahin Shamsabadi , Ali Taheri , Kleomenis Katevas , Hamid R. Rabiee , Nicholas D. Lane , Hamed Haddadi