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In this paper, we present new image segmentation methods based on hidden Markov random fields (HMRFs) and cuckoo search (CS) variants. HMRFs model the segmentation problem as a minimization of an energy function. CS algorithm is one of the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 EL-Hachemi Guerrout , Ramdane Mahiou , Randa Boukabene , Assia Ouali

The foreseen growing role of outsourced machine learning services is raising concerns about the privacy of user data. Several technical solutions are being proposed to address the issue. Hardware security modules in cloud data centres…

Cryptography and Security · Computer Science 2019-10-07 Marc Joye , Fabien A. P. Petitcolas

Over the past few years, a tremendous growth of machine learning was brought about by a significant increase in adoption and implementation of cloud-based services. As a result, various solutions have been proposed in which the machine…

Cryptography and Security · Computer Science 2023-09-18 Tanveer Khan , Antonis Michalas

Computer Vision is growing day by day in terms of user specific applications. The first step of any such application is segmenting an image. In this paper, we propose a novel and grass-root level image segmentation algorithm for cases in…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Viraj Mavani , Ayesha Gurnani , Jhanvi Shah

Image manipulation detection is to identify the authenticity of each pixel in images. One typical approach to uncover manipulation traces is to model image correlations. The previous methods commonly adopt the grids, which are fixed-size…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Xudong Wang , Jiaran Zhou , Huiyu Zhou , Junyu Dong , Yuezun Li

Face recognition technology has advanced rapidly and has been widely used in various applications. Due to the extremely huge amount of data of face images and the large computing resources required correspondingly in large-scale face…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Nai Bian , Feng Liang , Haisheng Fu , Bo Lei

Robotic arms are widely used in automatic industries. However, with wide applications of deep learning in robotic arms, there are new challenges such as the allocation of grasping computing power and the growing demand for security. In this…

Robotics · Computer Science 2023-05-16 Hui Wang , Jieren Cheng , Yichen Xu , Sirui Ni , Zaijia Yang , Jiangpeng Li

Data hiding is the procedure of encoding desired information into a certain types of cover media (e.g. images) to resist potential noises for data recovery, while ensuring the embedded image has few perceptual perturbations. Recently, with…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Honglei Zhang , Hu Wang , Yuanzhouhan Cao , Chunhua Shen , Yidong Li

Cameras are essential vision instruments to capture images for pattern detection and measurement. Human-object interaction (HOI) detection is one of the most popular pattern detection approaches for captured human-centric visual scenes.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Manli Zhu , Edmond S. L. Ho , Shuang Chen , Longzhi Yang , Hubert P. H. Shum

Federated learning is a method used in machine learning to allow multiple devices to work together on a model without sharing their private data. Each participant keeps their private data on their system and trains a local model and only…

Cryptography and Security · Computer Science 2025-04-07 Feiran Yang

We present a new wrapper feature selection algorithm for human detection. This algorithm is a hybrid feature selection approach combining the benefits of filter and wrapper methods. It allows the selection of an optimal feature vector that…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Jeonghwan Park , Kang Li , Huiyu Zhou

The network-based machine learning algorithm is very powerful tools. However, it requires huge training dataset. Researchers often meet privacy issues when they collect image dataset especially for surveillance applications. A learnable…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Masayuki Tanaka

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

In this paper, we present a characteristic extraction algorithm and the Multi-domain Image Characteristics Dataset of characteristic-tagged images to simulate the way a human brain classifies cross-domain information and generates insight.…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Akash Nagaraj , Akhil K , Akshay Venkatesh , Srikanth HR

Machine vision systems, which can efficiently manage extensive visual perception tasks, are becoming increasingly popular in industrial production and daily life. Due to the challenge of simultaneously obtaining accurate depth and texture…

Image and Video Processing · Electrical Eng. & Systems 2024-09-09 Chongzhen Tian , Zhengxin Li , Hui Yuan , Raouf Hamzaoui , Liquan Shen , Sam Kwong

This paper rethinks image histogram matching (HM) and proposes a differentiable and parametric HM preprocessing for a downstream classifier. Convolutional neural networks have demonstrated remarkable achievements in classification tasks.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Rikuto Otsuka , Yuho Shoji , Yuka Ogino , Takahiro Toizumi , Atsushi Ito

We consider the problem of estimating human pose and trajectory by an aerial robot with a monocular camera in near real time. We present a preliminary solution whose distinguishing feature is a dynamic classifier selection architecture. In…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Asanka G Perera , Yee Wei Law , Javaan Chahl

In this work we propose a Bayesian framework for fully automated image fusion and their joint segmentation. More specifically, we consider the case where we have observed images of the same object through different image processes or…

Data Analysis, Statistics and Probability · Physics 2007-05-23 Olivier Feron , Ali Mohammad-Djafari

Hashing-based methods seek compact and efficient binary codes that preserve the neighborhood structure in the original data space. For most existing hashing methods, an image is first encoded as a vector of hand-crafted visual feature,…

Computer Vision and Pattern Recognition · Computer Science 2015-07-17 Guoqiang Zhong , Pan Yang , Sijiang Wang , Junyu Dong

This paper proposes a novel privacy-preserving semantic segmentation method that can use independent keys for each client and image. In the proposed method, the model creator and each client encrypt images using locally generated keys, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Mare Hirose , Shoko Imaizumi , Hitoshi Kiya