English
Related papers

Related papers: Privacy-Preserving Encrypted Low-Dose CT Denoising

200 papers

With the popularity of cloud computing and machine learning, it has been a trend to outsource machine learning processes (including model training and model-based inference) to cloud. By the outsourcing, other than utilizing the extensive…

Cryptography and Security · Computer Science 2023-08-03 Pinglan Liu , Wensheng Zhang

Denoising low-dose computed tomography (CT) images is a critical task in medical image computing. Supervised deep learning-based approaches have made significant advancements in this area in recent years. However, these methods typically…

Image and Video Processing · Electrical Eng. & Systems 2023-07-17 Xuan Liu , Yaoqin Xie , Jun Cheng , Songhui Diao , Shan Tan , Xiaokun Liang

Deep learning is a very promising technique for low-dose computed tomography (LDCT) image denoising. However, traditional deep learning methods require paired noisy and clean datasets, which are often difficult to obtain. This paper…

Image and Video Processing · Electrical Eng. & Systems 2023-08-15 Yuting Zhu , Qiang He , Yudong Yao , Yueyang Teng

There is growing concern over the safety of powerful diffusion models (DMs), as they are often misused to produce inappropriate, not-safe-for-work (NSFW) content or generate copyrighted material or data of individuals who wish to be…

Artificial Intelligence · Computer Science 2026-02-24 Mingyu Kim , Dongjun Kim , Amman Yusuf , Stefano Ermon , Mijung Park

Large Language Models (LLMs) have achieved remarkable performance and received significant research interest. The enormous computational demands, however, hinder the local deployment on devices with limited resources. The current prevalent…

Cryptography and Security · Computer Science 2026-02-13 Yujie Gu , Richeng Jin , Xiaoyu Ji , Yier Jin , Wenyuan Xu

The convergence of fully homomorphic encryption (FHE) and machine learning offers unprecedented opportunities for private inference of sensitive data. FHE enables computation directly on encrypted data, safeguarding the entire machine…

Cryptography and Security · Computer Science 2025-01-24 Arjun Roy , Kaushik Roy

Federated Learning (FL) enables collaborative model training while preserving data privacy by keeping raw data locally stored on client devices, preventing access from other clients or the central server. However, recent studies reveal that…

Cryptography and Security · Computer Science 2025-09-26 Ren-Yi Huang , Dumindu Samaraweera , Prashant Shekhar , J. Morris Chang

With the emergence of smart cities, Internet of Things (IoT) devices as well as deep learning technologies have witnessed an increasing adoption. To support the requirements of such paradigm in terms of memory and computation, joint and…

Networking and Internet Architecture · Computer Science 2020-10-27 Emna Baccour , Aiman Erbad , Amr Mohamed , Mounir Hamdi , Mohsen Guizani

Local Differential Privacy (LDP) is the gold standard trust model for privacy-preserving machine learning by guaranteeing privacy at the data source. However, its application to image data has long been considered impractical due to the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Yuanming Cao , Chengqi Li , Wenbo He

Reducing radiation doses benefits patients, however, the resultant low-dose computed tomography (LDCT) images often suffer from clinically unacceptable noise and artifacts. While deep learning (DL) shows promise in LDCT reconstruction, it…

Image and Video Processing · Electrical Eng. & Systems 2025-03-04 Ziyuan Yang , Yingyu Chen , Zhiwen Wang , Hongming Shan , Yang Chen , Yi Zhang

Privacy-preserving data processing refers to the methods and models that allow computing and analyzing sensitive data with a guarantee of confidentiality. As cloud computing and applications that rely on data continue to expand, there is an…

Cryptography and Security · Computer Science 2026-01-13 Gaurav Sarraf , Vibhor Pal

Low-dose CT (LDCT) imaging attracted a considerable interest for the reduction of the object's exposure to X-ray radiation. In recent years, supervised deep learning (DL) has been extensively studied for LDCT image reconstruction, which…

Image and Video Processing · Electrical Eng. & Systems 2022-10-06 Qiaoqiao Ding , Hui Ji , Yuhui Quan , Xiaoqun Zhang

Graph Neural Networks have achieved tremendous success in modeling complex graph data in a variety of applications. However, there are limited studies investigating privacy protection in GNNs. In this work, we propose a learning framework…

Machine Learning · Computer Science 2024-08-07 Karuna Bhaila , Wen Huang , Yongkai Wu , Xintao Wu

In this paper, we present a practical solution to implement privacy-preserving CNN training based on mere Homomorphic Encryption (HE) technique. To our best knowledge, this is the first attempt successfully to crack this nut and no work…

Cryptography and Security · Computer Science 2025-04-16 John Chiang

Noise in low-dose computed tomography (LDCT) can obscure important diagnostic details. While deep learning offers powerful denoising, supervised methods require impractical paired data, and self-supervised alternatives often use opaque,…

Image and Video Processing · Electrical Eng. & Systems 2026-02-19 Yipeng Sun , Linda-Sophie Schneider , Siyuan Mei , Jinhua Wang , Ge Hu , Mingxuan Gu , Chengze Ye , Fabian Wagner , Lan Song , Siming Bayer , Andreas Maier

Diffusion models (DMs) are one of the most widely used generative models for producing high quality images. However, a flurry of recent papers points out that DMs are least private forms of image generators, by extracting a significant…

Machine Learning · Statistics 2025-03-06 Michael F. Liu , Saiyue Lyu , Margarita Vinaroz , Mijung Park

Every commercially available, state-of-the-art neural network consume plain input data, which is a well-known privacy concern. We propose a new architecture based on homomorphic encryption, which allows the neural network to operate on…

Cryptography and Security · Computer Science 2025-02-28 Marcos Florencio , Luiz Alencar , Bianca Lima

Sensitive applications running on the cloud often require data to be stored in an encrypted domain. To run data mining algorithms on such data, partially homomorphic encryption schemes (allowing certain operations in the ciphertext domain)…

Cryptography and Security · Computer Science 2023-08-08 Tikaram Sanyashi , Bernard Menezes

Homomorphic encryption is a sophisticated encryption technique that allows computations on encrypted data to be done without the requirement for decryption. This trait makes homomorphic encryption appropriate for safe computation in…

Cryptography and Security · Computer Science 2023-05-11 Nimish Jain , Aswani Kumar Cherukuri

The explosive rise of the use of Computer tomography (CT) imaging in medical practice has heightened public concern over the patient's associated radiation dose. However, reducing the radiation dose leads to increased noise and artifacts,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Sutanu Bera , Prabir Kumar Biswas