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Association rules express implication formed relations among attributes in databases of itemsets. The apriori algorithm is presented, the basis for most association rule mining algorithms. It works by pruning away rules that need not be…

数据库 · 计算机科学 2019-07-24 Niels Mündler

The performance of algorithmic decision rules is largely dependent on the quality of training datasets available to them. Biases in these datasets can raise economic and ethical concerns due to the resulting algorithms' disparate treatment…

机器学习 · 计算机科学 2025-04-14 Yifan Yang , Yang Liu , Parinaz Naghizadeh

Text analytical tasks like word embedding, phrase mining, and topic modeling, are placing increasing demands as well as challenges to existing database management systems. In this paper, we provide a novel algebraic approach based on…

数据库 · 计算机科学 2020-05-05 Xiuwen Zheng , Amarnath Gupta

Along with the classical problem of managing multiple identities, actions, devices, APIs etc. in different businesses, there has been an escalating need for having the capability of flexible attribute based access control~(ABAC) mechanisms.…

密码学与安全 · 计算机科学 2018-04-18 Baiyu Liu , Abhinav Palia , Shan-Ho Yang

Today's business organizations need access control systems that can handle complex, changing security requirements that go beyond what traditional methods can manage. Current approaches, such as Role-Based Access Control (RBAC),…

密码学与安全 · 计算机科学 2026-02-17 Sharif Noor Zisad , Ragib Hasan

Recent work on relationship-based access control has begun to show how it can be applied to general computing systems, as opposed to simply being employed for social networking applications. The use of relationships to determine…

密码学与安全 · 计算机科学 2015-09-22 Jason Crampton , James Sellwood

Traditional database access control mechanisms use role based methods, with generally row based and attribute based constraints for granularity, and privacy is achieved mainly by using views. However if only a set of views according to…

数据库 · 计算机科学 2014-07-18 Ugur Turan , Ismail Hakki Toroslu

Access control policies are used to restrict access to sensitive records for authorized users only. One approach for specifying policies is using role based access control (RBAC) where authorization is given to roles instead of users. Users…

密码学与安全 · 计算机科学 2015-03-27 Khair Eddin Sabri

Attribute-based access control (ABAC) models are widely used to provide fine-grained and adaptable authorization based on the attributes of users, resources, and other relevant entities. Hierarchial group and attribute based access control…

密码学与安全 · 计算机科学 2021-01-12 Maanak Gupta , Ravi Sandhu

Enabling robotic manipulation that generalizes to out-of-distribution scenes is a crucial step toward open-world embodied intelligence. For human beings, this ability is rooted in the understanding of semantic correspondence among objects,…

机器人学 · 计算机科学 2024-01-17 Yuanchen Ju , Kaizhe Hu , Guowei Zhang , Gu Zhang , Mingrun Jiang , Huazhe Xu

Role Based Access Control (RBAC) is a very popular access control model, for long time investigated and widely deployed in the security architecture of different enterprises. To implement RBAC, roles have to be firstly identified within the…

密码学与安全 · 计算机科学 2015-03-20 Carlo Blundo , Stelvio Cimato

Current methods for data access control, especially regarding AI and AI automation, face unique challenges in ensuring appropriate data access. We introduce Integer-Based Access Control (IBAC), addressing the limitations of Role-Based…

密码学与安全 · 计算机科学 2024-10-28 Mark Stocks

As multi-robot systems continue to advance and become integral to various applications, managing conflicts and ensuring secure access control are critical challenges that need to be addressed. Access control is essential in multi-robot…

机器人学 · 计算机科学 2023-09-01 Salma Salimi , Farhad Keramat , Tomi Westerlund , Jorge Peña Queralta

The Artificial Bee Colony (ABC) algorithm is an evolutionary optimization algorithm based on swarm intelligence and inspired by the honey bees' food search behavior. Since the ABC algorithm has been developed to achieve optimal solutions by…

神经与进化计算 · 计算机科学 2020-04-21 Rafet Durgut

We propose a process calculus, named AbC, to study the behavioural theory of interactions in collective-adaptive systems by relying on attribute-based communication. An AbC system consists of a set of parallel components each of which is…

计算机科学中的逻辑 · 计算机科学 2018-07-31 Yehia Abd Alrahman , Rocco De Nicola , Michele Loreti

We design a graph-based framework for the visualisation and analysis of obligations in access control policies. We consider obligation policies in CBACO, the category-based access control model, which has been shown to subsume many of the…

计算机科学中的逻辑 · 计算机科学 2021-11-02 Sandra Alves , Jorge Iglésias

With increasing emphasis on transparency in digital governance, users expect more than silence when their access requests are denied by a system. However, authorization methods are notorious for their inability to provide any form of…

密码学与安全 · 计算机科学 2026-04-15 Shanampudi Pranaya Chowdary , Shamik Sural

In social networks, by removing some target-sensitive links, privacy protection might be achieved. However, some hidden links can still be re-observed by link prediction methods on observable networks. In this paper, the conventional link…

社会与信息网络 · 计算机科学 2018-09-18 Shanqing Yu , Minghao Zhao , Chenbo Fu , Huimin Huang , Xincheng Shu , Qi Xuan , Guanrong Chen

In open systems, i.e. systems operating in an environment that they cannot control and with components that may join or leave, behaviors can arise as side effects of intensive components interaction. Finding ways to understand and design…

计算机科学中的逻辑 · 计算机科学 2016-02-19 Yehia Abd Alrahman , Rocco De Nicola , Michele Loreti

The proliferation of autonomous AI agents within enterprise environments introduces a critical security challenge: managing access control for emergent, novel tasks for which no predefined policies exist. This paper introduces an advanced…

密码学与安全 · 计算机科学 2025-10-14 Charles Fleming , Ashish Kundu , Ramana Kompella