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Steganography represents the art of unobtrusively concealing a secrete message within some cover data. The key scope of this work is about visual steganography techniques that hide a full-sized color image / video within another. A majority…

多媒体 · 计算机科学 2018-06-11 Xinyu Weng , Yongzhi Li , Lu Chi , Yadong Mu

How to economically cluster large-scale multi-view images is a long-standing problem in computer vision. To tackle this challenge, we introduce a novel approach named Highly-economized Scalable Image Clustering (HSIC) that radically…

计算机视觉与模式识别 · 计算机科学 2018-09-18 Zheng Zhang , Li Liu , Jie Qin , Fan Zhu , Fumin Shen , Yong Xu , Ling Shao , Heng Tao Shen

Content sharing across multiple Augmented Reality (AR) displays is becoming commonplace, enhancing team communication and collaboration through devices like smartphones and AR glasses. However, this practice raises significant privacy…

人机交互 · 计算机科学 2025-01-24 Yongquan Hu , Dongsheng Zheng , Kexin Nie , Junyan Zhang , Wen Hu , Aaron Quigley

The recently introduced approach for Encrypted Image Folding is generalized to make it Self Contained. The goal is achieved by enlarging the folded image so as to embed all the necessary information for the image recovery. The need for…

数学物理 · 物理学 2012-09-13 Laura Rebollo-Neira , James Bowley , Anthony Constantinides , Angel Plastino

In recent years, characterized by the innovation of technology and the digital revolution, the field of media has become important. The transfer and exchange of multimedia data and duplication have become major concerns of researchers.…

多媒体 · 计算机科学 2016-02-10 Med Karim Abdmouleh , Ali Khalfallah , Med Salim Bouhlel

The rising need of secret image sharing with high security has led to much advancement in lucrative exchange of important images which contain vital and confidential information. Multi secret image sharing system (MSIS) is an efficient and…

密码学与安全 · 计算机科学 2017-10-27 Karthik Reddy , Tejas K , Swathi C , Ashok K , Rajesh Kumar M

Aiming at developing intuitive and easy-to-use portrait editing tools, we propose a novel vectorization method that can automatically convert raster images into a 3-tier hierarchical representation. The base layer consists of a set of…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Qian Fu , Linlin Liu , Fei Hou , Ying He

Secret Sharing techniques are now the building blocks of several security protocols. A (t;n) threshold secret sharing scheme is one in which t or more participant can join together to retrieve the secret.Traditional single secret sharing…

密码学与安全 · 计算机科学 2016-04-01 V P Binu , A Sreekumar

Object recognition is a key function in both human and machine vision. While recent studies have achieved fMRI decoding of seen and imagined contents, the prediction is limited to training examples. We present a decoding approach for…

神经元与认知 · 定量生物学 2016-09-28 Tomoyasu Horikawa , Yukiyasu Kamitani

The recently proposed Visual image Transformers (ViT) with pure attention have achieved promising performance on image recognition tasks, such as image classification. However, the routine of the current ViT model is to maintain a…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Zizheng Pan , Bohan Zhuang , Jing Liu , Haoyu He , Jianfei Cai

This work proposes a high-capacity scheme for separable reversible data hiding in encrypted images. At the sender side, the original uncompressed image is encrypted using an encryption key. One or several data hiders use the MSB of some…

密码学与安全 · 计算机科学 2016-12-14 M. Hassan Najafi , David J. Lilja

We propose a hierarchically structured reinforcement learning approach to address the challenges of planning for generating coherent multi-sentence stories for the visual storytelling task. Within our framework, the task of generating a…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Qiuyuan Huang , Zhe Gan , Asli Celikyilmaz , Dapeng Wu , Jianfeng Wang , Xiaodong He

Similarity-preserving hashing is a widely-used method for nearest neighbour search in large-scale image retrieval tasks. For most existing hashing methods, an image is first encoded as a vector of hand-engineering visual features, followed…

计算机视觉与模式识别 · 计算机科学 2019-08-17 Hanjiang Lai , Yan Pan , Ye Liu , Shuicheng Yan

With the popularity of video applications, the security of video content has emerged as a pressing issue that demands urgent attention. Most video content protection methods mainly rely on encryption technology, which needs to be manually…

密码学与安全 · 计算机科学 2024-08-29 Yangping Lin , Yan Ke , Ke Niu , Jia Liu , Xiaoyuan Yang

The growing potential of modern communications needs the use of secure means to protect information from unauthorized access and use during transmission. In general, encryption a message using cryptography techniques and then hidden a…

密码学与安全 · 计算机科学 2021-01-05 Sana Haimour , Mohammad Rasmi AL-Mousa , Rashiq R. Marie

Secret sharing is an important building block in cryptography. All explicitly defined secret sharing schemes with known exact complexity bounds are multi-linear, thus are closely related to linear codes. The dual of such a linear scheme, in…

信息论 · 计算机科学 2020-02-04 Laszlo Csirmaz

Hashing techniques, also known as binary code learning, have recently gained increasing attention in large-scale data analysis and storage. Generally, most existing hash clustering methods are single-view ones, which lack complete structure…

计算机视觉与模式识别 · 计算机科学 2019-12-12 Guangqi Jiang , Huibing Wang , Jinjia Peng , Dongyan Chen , Xianping Fu

In this digital era, ensuring the security of digital data during transmission and storage is crucial. Digital data, particularly image data, needs to be protected against unauthorized access. To address this, this paper presents a novel…

In this document, a formal approach to encrypt, decrypt, transmit and receive information using colors is explored. A piece of information consists of set of symbols with a definite property imposed on the generating set. The symbols are…

密码学与安全 · 计算机科学 2007-05-23 Kirti Chawla

As the volume of stored data continues to grow, identifying and protecting sensitive information within large repositories becomes increasingly challenging, especially when shared with multiple users with different roles and permissions.…

密码学与安全 · 计算机科学 2026-01-12 Mete Harun Akcay , Buse Gul Atli , Siddharth Prakash Rao , Alexandros Bakas