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Co-segmentation is the automatic extraction of the common semantic regions given a set of images. Different from previous approaches mainly based on object visuals, in this paper, we propose a human centred object co-segmentation approach,…

计算机视觉与模式识别 · 计算机科学 2016-06-14 Chenxia Wu , Jiemi Zhang , Ashutosh Saxena , Silvio Savarese

We present our novel deep multi-task learning method for medical image segmentation. Existing multi-task methods demand ground truth annotations for both the primary and auxiliary tasks. Contrary to it, we propose to generate the…

图像与视频处理 · 电气工程与系统科学 2022-04-06 Binod Bhattarai , Ronast Subedi , Rebati Raman Gaire , Eduard Vazquez , Danail Stoyanov

Internet of Things devices are expanding rapidly and generating huge amount of data. There is an increasing need to explore data collected from these devices. Collaborative learning provides a strategic solution for the Internet of Things…

密码学与安全 · 计算机科学 2022-07-21 Guanhong Miao

Hierarchical LiDAR geometry compression encodes voxel occupancies from low to high bit-depths, yet prior methods treat each depth independently and re-estimate local context from coordinates at every level, limiting compression efficiency.…

图像与视频处理 · 电气工程与系统科学 2026-05-01 Junsik Kim , Gun Bang , Soowoong Kim

Encryption-then-Compression (EtC) systems have been proposed to securely transmit images through an untrusted channel provider. In this study, EtC systems were applied to social media like Twitter that carry out image manipulations. The…

密码学与安全 · 计算机科学 2019-01-30 Tatsuya Chuman , Kenta Iida , Warit Sirichotedumrong , Hitoshi Kiya

Homomorphic encryption (HE) is a privacy-preserving technique that enables computation directly over ciphertext. Unfortunately, a key challenge for HE is that implementations can be impractically slow and have limits on computation that can…

密码学与安全 · 计算机科学 2022-03-08 Hsuan Hsiao , Vincent Lee , Brandon Reagen , Armin Alaghi

Many images and videos are primarily processed by computer vision algorithms, involving only occasional human inspection. When this content requires compression before processing, e.g., in distributed applications, coding methods must…

图像与视频处理 · 电气工程与系统科学 2025-08-27 Samuel Fernández-Menduiña , Eduardo Pavez , Antonio Ortega

In this paper, we propose an access control method for object detection models. The use of encrypted images or encrypted feature maps has been demonstrated to be effective in access control of models from unauthorized access. However, the…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Teru Nagamori , Hiroki Ito , April Pyone Maung Maung , Hitoshi Kiya

A privacy-preserving clothing classification scheme is presented to enable secure occupant-centric control (OCC) systems. Although the utilization of camera images for HVAC control has been widely studied to optimize thermal comfort,…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Tatsuya Chuman , Yousuke Udagawa , Hitoshi Kiya

Homography estimation is a fundamental task in computer vision with applications in diverse fields. Recent advances in deep learning have improved homography estimation, particularly with unsupervised learning approaches, offering increased…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Yike Liu , Haipeng Li , Shuaicheng Liu , Bing Zeng

Image retrieval in realistic scenarios targets large dynamic datasets of unlabeled images. In these cases, training or fine-tuning a model every time new images are added to the database is neither efficient nor scalable. Convolutional…

计算机视觉与模式识别 · 计算机科学 2017-07-11 Albert Jimenez , Jose M. Alvarez , Xavier Giro-i-Nieto

Recent work has shown that learned image compression strategies can outperform standard hand-crafted compression algorithms that have been developed over decades of intensive research on the rate-distortion trade-off. With growing…

图像与视频处理 · 电气工程与系统科学 2021-11-04 Felipe Codevilla , Jean Gabriel Simard , Ross Goroshin , Chris Pal

The problem we address is the following: how can a user employ a predictive model that is held by a third party, without compromising private information. For example, a hospital may wish to use a cloud service to predict the readmission…

机器学习 · 计算机科学 2014-12-25 Pengtao Xie , Misha Bilenko , Tom Finley , Ran Gilad-Bachrach , Kristin Lauter , Michael Naehrig

We present an approach to learning features that represent the local geometry around a point in an unstructured point cloud. Such features play a central role in geometric registration, which supports diverse applications in robotics and 3D…

计算机视觉与模式识别 · 计算机科学 2017-09-18 Marc Khoury , Qian-Yi Zhou , Vladlen Koltun

Federated learning has become increasingly widespread due to its ability to train models collaboratively without centralizing sensitive data. While most research on FL emphasizes privacy-preserving techniques during training, the evaluation…

密码学与安全 · 计算机科学 2025-08-12 Cem Ata Baykara , Ali Burak Ünal , Mete Akgün

Stacked Auto-Encoder (SAE) is a kind of deep learning algorithm for unsupervised learning. Which has multi layers that project the vector representation of input data into a lower vector space. These projection vectors are dense…

计算机视觉与模式识别 · 计算机科学 2016-10-11 Fei Hu , Changjiu Pu , Haowei Gao , Mengzi Tang , Li Li

Analyzing large-scale datasets, especially involving complex and high-dimensional data like images, is particularly challenging. While self-supervised learning (SSL) has proven effective for learning representations from unlabelled data, it…

信息检索 · 计算机科学 2025-01-16 Tianru Zhang , Li Ju , Prashant Singh , Salman Toor

Region extraction is necessary in a wide range of applications, from object detection in autonomous driving to analysis of subcellular morphology in cell biology. There exist two main approaches: convex hull extraction, for which exact and…

计算几何 · 计算机科学 2022-06-24 Kevin Christopher VanHorn , Murat Can Çobanoğlu

This paper analyzes the security of an image encryption algorithm proposed by Ye and Huang [\textit{IEEE MultiMedia}, vol. 23, pp. 64-71, 2016]. The Ye-Huang algorithm uses electrocardiography (ECG) signals to generate the initial key for a…

密码学与安全 · 计算机科学 2018-06-11 Chengqing Li , Dongdong Lin , Jinhu Lü , Feng Hao

Collaborative machine learning across healthcare institutions promises improved diagnostic accuracy by leveraging diverse datasets, yet privacy regulations such as HIPAA prohibit direct patient data sharing. While federated learning (FL)…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Al Amin , Kamrul Hasan , Liang Hong , Sharif Ullah
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