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Related papers: Privacy-Preserving Portrait Matting

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Current LLM-based services typically require users to submit raw text regardless of its sensitivity. While intuitive, such practice introduces substantial privacy risks, as unauthorized access may expose personal, medical, or legal…

Cryptography and Security · Computer Science 2026-04-09 Jeongho Yoon , Chanhee Park , Yongchan Chun , Hyeonseok Moon , Heuiseok Lim

In this paper, we present a comprehensive overview of the NTIRE 2026 3rd Restore Any Image Model (RAIM) challenge, with a specific focus on Track 3: AI Flash Portrait. Despite significant advancements in deep learning for image restoration,…

Face benchmarks empower the research community to train and evaluate high-performance face recognition systems. In this paper, we contribute a new million-scale recognition benchmark, containing uncurated 4M identities/260M faces…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Zheng Zhu , Guan Huang , Jiankang Deng , Yun Ye , Junjie Huang , Xinze Chen , Jiagang Zhu , Tian Yang , Dalong Du , Jiwen Lu , Jie Zhou

3D point cloud has been widely used in applications such as self-driving cars, robotics, CAD models, etc. To the best of our knowledge, these applications raised the issue of privacy leakage in 3D point clouds, which has not been studied…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Haotian Ma , Lin Gu , Siyi Wu , Yingying Zhu

Rapid advances in Natural Language Processing (NLP) have revolutionized many fields, including healthcare. However, these advances raise significant privacy concerns, especially when pre-trained models fine-tuned and specialized on…

Computation and Language · Computer Science 2026-05-21 Antoine Boutet , Lucas Magnana , Juliette Sénéchal

Soft-biometric privacy-enhancing techniques represent machine learning methods that aim to: (i) mitigate privacy concerns associated with face recognition technology by suppressing selected soft-biometric attributes in facial images (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Peter Rot , Peter Peer , Vitomir Štruc

Differential Privacy (DP) image data synthesis, which leverages the DP technique to generate synthetic data to replace the sensitive data, allowing organizations to share and utilize synthetic images without privacy concerns. Previous…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Kecen Li , Chen Gong , Zhixiang Li , Yuzhong Zhao , Xinwen Hou , Tianhao Wang

Interactive portrait matting refers to extracting the soft portrait from a given image that best meets the user's intent through their inputs. Existing methods often underperform in complex scenarios, mainly due to three factors. (1) Most…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Siyi Jiao , Wenzheng Zeng , Changxin Gao , Nong Sang

AI foundation models have recently demonstrated impressive capabilities across a wide range of tasks. Fine-tuning (FT) is a method of customizing a pre-trained AI foundation model by further training it on a smaller, targeted dataset. In…

Cryptography and Security · Computer Science 2025-10-14 Yang Li , Wenhan Yu , Jun Zhao

Face privacy-preserving is one of the hotspots that arises dramatic interests of research. However, the existing face privacy-preserving methods aim at causing the missing of semantic information of face and cannot preserve the reusability…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Yang Yang , Yiyang Huang , Ming Shi , Kejiang Chen , Weiming Zhang , Nenghai Yu

Deep learning holds immense promise for aiding radiologists in breast cancer detection. However, achieving optimal model performance is hampered by limitations in availability and sharing of data commonly associated to patient privacy…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Richard Osuala , Daniel M. Lang , Anneliese Riess , Georgios Kaissis , Zuzanna Szafranowska , Grzegorz Skorupko , Oliver Diaz , Julia A. Schnabel , Karim Lekadir

Generative techniques for image anonymization have great potential to generate datasets that protect the privacy of those depicted in the images, while achieving high data fidelity and utility. Existing methods have focused extensively on…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Luca Piano , Pietro Basci , Fabrizio Lamberti , Lia Morra

Generally, privacy-enhancing face recognition systems are designed to offer permanent protection of face embeddings. Recently, so-called soft-biometric privacy-enhancement approaches have been introduced with the aim of canceling…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Daile Osorio-Roig , Paul A. Gerlitz , Christian Rathgeb , Christoph Busch

In this paper, we propose an end to end solution for image matting i.e high-precision extraction of foreground objects from natural images. Image matting and background detection can be achieved easily through chroma keying in a studio…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Rishab Sharma , Rahul Deora , Anirudha Vishvakarma

While 3D head reconstruction is widely used for modeling, existing neural reconstruction approaches rely on high-resolution multi-view images, posing notable privacy issues. Individuals are particularly sensitive to facial features, and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Jiayi Kong , Xurui Song , Shuo Huai , Baixin Xu , Jun Luo , Ying He

Using Privacy-Enhancing Technologies (PETs) for machine learning often influences the characteristics of a machine learning approach, e.g., the needed computational power, timing of the answers or how the data can be utilized. When…

Artificial Intelligence · Computer Science 2024-11-12 Sascha Löbner , Sebastian Pape , Vanessa Bracamonte , Kittiphop Phalakarn

Natural image matting separates the foreground from background in fractional occupancy which can be caused by highly transparent objects, complex foreground (e.g., net or tree), and/or objects containing very fine details (e.g., hairs).…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Yanan Sun , Chi-Keung Tang , Yu-Wing Tai

Statistical methods protecting sensitive information or the identity of the data owner have become critical to ensure privacy of individuals as well as of organizations. This paper investigates anonymization methods based on representation…

Machine Learning · Statistics 2018-02-27 Clément Feutry , Pablo Piantanida , Yoshua Bengio , Pierre Duhamel

Camera sensors are increasingly being combined with machine learning to perform various tasks such as intelligent surveillance. Due to its computational complexity, most of these machine learning algorithms are offloaded to the cloud for…

Computer Vision and Pattern Recognition · Computer Science 2022-08-29 Sander De Coninck , Wei-Cheng Wang , Sam Leroux , Pieter Simoens

This study investigates the trade-offs between fairness, privacy, and utility in image classification using machine learning (ML). Recent research suggests that generalization techniques can improve the balance between privacy and utility.…

Machine Learning · Computer Science 2024-12-17 Ahmad Hassanpour , Amir Zarei , Khawla Mallat , Anderson Santana de Oliveira , Bian Yang