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Related papers: Pick and Sort for Graphical Authentication

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Biometrics deal with automated methods of identifying a person or verifying the identity of a person based on physiological or behavioral characteristics. Visual cryptography is a secret sharing scheme where a secret image is encrypted into…

Cryptography and Security · Computer Science 2010-04-13 P. S. Revenkar , Anisa Anjum , W. Z. Gandhare

Images sorted by similarity enables more images to be viewed simultaneously, and can be very useful for stock photo agencies or e-commerce applications. Visually sorted grid layouts attempt to arrange images so that their proximity on the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Kai Uwe Barthel , Nico Hezel , Klaus Jung , Konstantin Schall

Predicting a user's preference in a short anonymous interaction session instead of long-term history is a challenging problem in the real-life session-based recommendation, e.g., e-commerce and media stream. Recent research of the…

Information Retrieval · Computer Science 2021-07-12 Ruihong Qiu , Jingjing Li , Zi Huang , Hongzhi Yin

Authentication is a fundamental security means for protecting system resources. Authenticator-centric authentication techniques (AuthN Techniques) address how mechanisms and credentials are used via Authenticators. There are many AuthN…

Cryptography and Security · Computer Science 2026-04-07 Alex R. Mattukat , Vincent Schmandt , Timo Langstrof , Michael Zerbe , Horst Lichter

Security of an information system is only as strong as its weakest element. Popular elements of such system include hardware, software, network and people. Current approaches to computer security problems usually exclude people in their…

Networking and Internet Architecture · Computer Science 2009-12-14 Dand Tran Tri , Tran Khanh Dang

Although exploring alternatives is fundamental to creating better interface designs, current processes for creating alternatives are generally manual, limiting the alternatives a designer can explore. We present Scout, a system that helps…

Human-Computer Interaction · Computer Science 2020-01-16 Amanda Swearngin , Chenglong Wang , Alannah Oleson , James Fogarty , Amy J. Ko

Modeling layout is an important first step for graphic design. Recently, methods for generating graphic layouts have progressed, particularly with Generative Adversarial Networks (GANs). However, the problem of specifying the locations and…

Computer Vision and Pattern Recognition · Computer Science 2020-09-14 Jianan Li , Jimei Yang , Jianming Zhang , Chang Liu , Christina Wang , Tingfa Xu

Graphic design is an effective language for visual communication. Using complex composition of visual elements (e.g., shape, color, font) guided by design principles and aesthetics, design helps produce more visually-appealing content. The…

Human-Computer Interaction · Computer Science 2023-09-06 Danqing Huang , Jiaqi Guo , Shizhao Sun , Hanling Tian , Jieru Lin , Zheng Hu , Chin-Yew Lin , Jian-Guang Lou , Dongmei Zhang

In this work we present and formally analyze CHAT-SRP (CHAos based Tickets-Secure Registration Protocol), a protocol to provide interactive and collaborative platforms with a cryptographically robust solution to classical security issues.…

Cryptography and Security · Computer Science 2012-09-07 Jesus Diaz , David Arroyo , Francisco B. Rodriguez

This paper presents a visual passwords system to increase security. The system depends mainly on recognizing the speaker using the visual speech signal alone. The proposed scheme works in two stages: setting the visual password stage and…

Computer Vision and Pattern Recognition · Computer Science 2014-09-04 Ahmad Basheer Hassanat

In this demonstration, we put ourselves in the place of a website manager who seeks to use browser fingerprinting for web authentication. The first step is to choose the attributes to implement among the hundreds that are available. To do…

Cryptography and Security · Computer Science 2021-04-20 Nampoina Andriamilanto , Tristan Allard

We explore computational approaches for visual guidance to aid in creating aesthetically pleasing art and graphic design. Our work complements and builds on previous work that developed models for how humans look at images. Our approach…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Qingyuan Zheng , Zhuoru Li , Adam Bargteil

Graph reachability is the task of understanding whether two distinct points in a graph are interconnected by arcs to which in general a semantic is attached. Reachability has plenty of applications, ranging from motion planning to routing.…

Artificial Intelligence · Computer Science 2025-03-26 Davide Di Pierro , Stephan Mennicke , Stefano Ferilli

Personal devices (e.g. laptops, tablets, and mobile phones) are conventional in daily life and have the ability to store users' private data. The security problems related to these appliances have become a primary concern for both users and…

Cryptography and Security · Computer Science 2017-03-30 Le Ngu Nguyen , Stephan Sigg

Collaborative filtering is a very useful general technique for exploiting the preference patterns of a group of users to predict the utility of items to a particular user. Previous research has studied several probabilistic graphic models…

Information Retrieval · Computer Science 2012-12-12 Rong Jin , Luo Si , ChengXiang Zhai

Users often choose passwords that are easy to remember but also easy to guess by attackers. Recent studies have revealed the vulnerability of textual passwords to shoulder surfing and keystroke loggers. It remains a critical challenge in…

Human-Computer Interaction · Computer Science 2014-07-29 Mahdi Nasrullah Al-Ameen , S M Taiabul Haque , Matthew Wright

The high number of products available makes it difficult for a user to find the most suitable products according to their needs. This problem is especially exacerbated when the user is trying to optimize multiple attributes during product…

Human-Computer Interaction · Computer Science 2020-04-28 Roquia Mushtaq , Naveed Ahmad , Aimal Rextin , Muhammad Muddassir Malik

Recommender systems often rely on graph-based filters, such as normalized item-item adjacency matrices and low-pass filters. While effective, the centralized computation of these components raises concerns about privacy, security, and the…

Information Retrieval · Computer Science 2025-01-29 Julien Nicolas , César Sabater , Mohamed Maouche , Sonia Ben Mokhtar , Mark Coates

Biometrical authentication systems are often presented as the best and simplest way to reach higher security levels. But a deeper analysis shows that several risks are hidden and the service provider adopting those system has to carefully…

Cryptography and Security · Computer Science 2012-02-07 Alfredo Esposito

In this paper we proposed two identification schemes based on the root problem. The proposed schemes are secure against passive attacks assuming that the root problem (RP) is hard in braid groups.

Cryptography and Security · Computer Science 2007-05-23 Sunder Lal , Atul Chaturvedi