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We introduce a novel privacy-preserving methodology for performing Visual Question Answering on the edge. Our method constructs a symbolic representation of the visual scene, using a low-complexity computer vision model that jointly…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Cristian-Paul Bara , Qing Ping , Abhinav Mathur , Govind Thattai , Rohith MV , Gaurav S. Sukhatme

A privacy-preserving support vector machine (SVM) computing scheme is proposed in this paper. Cloud computing has been spreading in many fields. However, the cloud computing has some serious issues for end users, such as the unauthorized…

Cryptography and Security · Computer Science 2020-01-08 Takahiro Maekawa , Ayana Kawamura , Takayuki Nakachi , Hitoshi Kiya

Steganography is an art of obscuring data inside another quotidian file of similar or varying types. Hiding data has always been of significant importance to digital forensics. Previously, steganography has been combined with cryptography…

Multimedia · Computer Science 2020-01-03 Kartik Sharma , Ashutosh Aggarwal , Tanay Singhania , Deepak Gupta , Ashish Khanna

A secret sharing scheme is a method to store information securely and reliably. Particularly, in a threshold secret sharing scheme, a secret is encoded into $n$ shares, such that any set of at least $t_1$ shares suffice to decode the…

Information Theory · Computer Science 2016-04-04 Wentao Huang , Michael Langberg , Joerg Kliewer , Jehoshua Bruck

Verifiable Secret-Sharing (VSS) is a fundamental primitive in secure distributed computing. It is used as a building block in several distributed computing tasks, such as Byzantine agreement and secure multi-party computation. In this…

Cryptography and Security · Computer Science 2022-02-07 Anirudh Chandramouli , Ashish Choudhury , Arpita Patra

Visual storytelling is a task of creating a short story based on photo streams. Unlike existing visual captioning, storytelling aims to contain not only factual descriptions, but also human-like narration and semantics. However, the VIST…

Computer Vision and Pattern Recognition · Computer Science 2020-02-04 Yunjae Jung , Dahun Kim , Sanghyun Woo , Kyungsu Kim , Sungjin Kim , In So Kweon

Reversible data hiding (RDH) is one special type of information hiding, by which the host sequence as well as the embedded data can be both restored from the marked sequence without loss. Beside media annotation and integrity…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Dongdong Hou , Weiming Zhang , Jiayang Liu , Siyan Zhou , Dongdong Chen , Nenghai Yu

Protection of the sensitive content is crucial for extensive information sharing. We present a technique of information concealing, based on introduction and maintenance of families of repeats. Repeats in DNA constitute a basic obstacle for…

Information Theory · Computer Science 2009-04-29 Lukas Kencl , Martin Loebl

In this paper, a new image encryption scheme using a secret key of 144-bits is proposed. In the substitution process of the scheme, image is divided into blocks and subsequently into color components. Each color component is modified by…

Cryptography and Security · Computer Science 2012-04-10 Narendra K Pareek

Reversible data hiding in encrypted images is an effective technology for data hiding and protecting image privacy. Although there are many high-capacity methods have been presented in recent year, most of them need a pre-processing phase…

Cryptography and Security · Computer Science 2021-12-21 Lin Chen , Jianzhu Lu , Junguang Huang , Huiping Hu , Jiali Peng

Data hiding has received much attention due to rapid development of internet and multimedia technologies where security of information is a very important concern. This is achieved by Steganography, which is the art or science of hiding…

Information Theory · Computer Science 2015-10-02 Debajit Sensarma , Samar Sen Sarma

Threshold secret sharing schemes do not prevent any malicious behavior of the dealer or shareholders and so we need verifiable secret sharing, to detect and identify the cheaters, to achieve fair reconstruction of a secret. The problem of…

Cryptography and Security · Computer Science 2012-03-19 Keyur Parmar , Devesh Jinwala

Visual Programming (VP) has emerged as a powerful framework for Visual Question Answering (VQA). By generating and executing bespoke code for each question, these methods demonstrate impressive compositional and reasoning capabilities,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Jiaxin Ge , Sanjay Subramanian , Baifeng Shi , Roei Herzig , Trevor Darrell

Cloud computing helps reduce costs, increase business agility and deploy solutions with a high return on investment for many types of applications. However, data security is of premium importance to many users and often restrains their…

Databases · Computer Science 2018-01-01 Varunya Attasena , Jérôme Darmont , Nouria Harbi

Data visualizations typically show retrospective views of an existing dataset with little or no focus on repeatability. However, consumers of these tools often use insights gleaned from retrospective visualizations as the basis for…

Human-Computer Interaction · Computer Science 2019-11-13 David Gotz , Brandon A. Price , Annie T. Chen

Content scanning systems employ perceptual hashing algorithms to scan user content for illegal material, such as child pornography or terrorist recruitment flyers. Perceptual hashing algorithms help determine whether two images are visually…

Cryptography and Security · Computer Science 2022-12-09 Ashish Hooda , Andrey Labunets , Tadayoshi Kohno , Earlence Fernandes

An information is a message which is received and understood. Information can be sent one person to another over a long range but the process of sending information must be done in a secure way especially in case of a private message.…

Cryptography and Security · Computer Science 2012-06-20 Yousuf Ibrahim Khan

The increased growth in the use of transmission of multimedia medical contents over unsecured and open networks provides insecurity for confidential patient information over these networks. Digital encryption of medical images before…

Cryptography and Security · Computer Science 2015-06-16 Quist-Aphetsi Kester

Secret sharing is a procedure for splitting a message into several parts so that no subset of parts is sufficient to read the message, but the entire set is. We show how this procedure can be implemented using GHZ states. In the quantum…

Quantum Physics · Physics 2009-10-31 M. Hillery , V. Buzek , A. Berthiaume

Secret sharing is the well-known problem of splitting a secret into multiple shares, which are distributed to shareholders. When enough or the correct combination of shareholders work together the secret can be restored. We introduce two…

Cryptography and Security · Computer Science 2020-10-09 Fabian Schillinger , Christian Schindelhauer