UMBC Information Systems Department
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"Woe is me": Examining Older Adults' Perceptions of Privacy
(ACM, 2019-05-04)We conducted a study of n = 20 older adults to better understand their mental models for what the term 'privacy' means to them in both digital and non-digital contexts. Participants were asked to diagrammatically represent ... -
"Pretty Close to a Must-Have": Balancing Usability Desire and Security Concern in Biometric Adoption
(2019-05-09)We report on a qualitative inquiry among security-expert and non-expert mobile device users about the adoption of biometric authentication using semi-structured interviews(n=38, 19/19 expert/non-expert). Security experts ... -
Eye-Tracking-based Wizard-of-Oz Usability Evaluation of an Emotional Display Agent Integrated to a Virtual Environment
(2019)This paper presents the results of the usability testing of an experimental component of the Virtual Collaboration Arena (VirCA) developed by the Cognitive Informatics Group of the Computer and Automation Research Institute ... -
Designing Mobile Interaction Guidelines to Account for Situationally Induced Impairments and Disabilities (SIID) and Severely Constraining Situational Impairments (SCSI)
(2019-04-12)This research investigates the variety and complexity of situational impairment events (SIE) that are being experienced by users of smartphone technology of all abilities. The authors have created a classification system ... -
Extending Signature-based Intrusion Detection Systems With Bayesian Abductive Reasoning
(2019-03-28)Evolving cybersecurity threats are a persistent challenge for system administrators and security experts as new malwares are continually released. Attackers may look for vulnerabilities in commercial products or execute ... -
Hybrid Mortality Prediction Using Multiple Source Systems
The use of artificial intelligence in clinical care to improve decision support systems is increasing. This is not surprising since by its very nature, the practice of medicine consists of making decisions based on ... -
Change Detection in Large Evolving Networks
(IGI Global, 2019-04)This article presents a novel technique for the detection of change in massive evolving communication networks. This approach utilizes a novel hybrid sampling methodology to select central nodes and key subgraphs from ... -
SenseBox: A DIY Prototyping Platform to Create Audio Interfaces for Therapy
(ACM, 2019-03-17)Customizable systems that let children and adults with disabilities control audio playback can support different forms of therapy, including music therapy and speech-language therapy. We present SenseBox, a low-cost, ... -
Revisiting hBFT: Speculative Byzantine Fault Tolerance with Minimum Cost
(2019-02-25)FaB Paxos sets a lower bound of 5f + 1 replicas for any two-step consensus protocols tolerating f byzantine failures. Yet, hBFT promises a two-step consensus protocol with only 3f + 1 replicas. As a result, it violates ... -
Cognitively Rich Framework to Automate Extraction and Representation of Legal Knowledge
With the explosive growth in cloud based services, businesses are increasingly maintaining large datasets containing information about their consumers to provide a seamless user experience. To ensure privacy and secu- rity ... -
Analyzing False Positive Source Code Vulnerabilities Using Static Analysis Tools
(IEEE, 2019-01-24)Static source code analysis for the detection of vulnerabilities may generate a huge amount of results making it difficult to manually verify all of them. In addition, static code analysis yields a large number of false ... -
Automating Privacy Compliance Using Policy Integrated Blockchain
(MDPI, 2019-02-05)An essential requirement of any information management system is to protect data and resources against breach or improper modifications, while at the same time ensuring data access to legitimate users. Systems handling ... -
An Examination of Vote Verification Technologies: Findings and Experiences from the Maryland Study
(2006-04-15)We describe our findings and experiences from our technical review of vote verification systems for the Maryland State Board of Elections (SBE). The review included the following four systems for possible use together ... -
HappyFeet: Challenges in Building an Automated Dance Recognition and Assessment Tool
(ACM, 2018-09)In this paper, we discuss our experience in building an automated dance assessment tool with IMU and IoT devices and highlight the major challenges of such an endeavor. In a typical dance classroom scenario, where the ... -
Estimating Buildings’ Parameters over Time Including Prior Knowledge
(2019-02-04)Modeling buildings’ heat dynamics is a complex process which depends on various factors including weather, building thermal capacity, insulation preservation, and residents’ behavior. Graybox models offer an explanation ... -
Analysis of Data Mining Algorithms
(1997-03-30)A comparative study of algorithms used in Data Mining. This paper was written as part of the MS course work for Advanced Algorithms. -
On Mining Web Access Logs
(1999-10-24)The proliferation of information on the world wide web has made the personalization of this information space a necessity. One possible approach to web personalization is to mine typical user profiles from the vast amount ... -
Communicating neural network knowledge between agents in a simulated aerial reconnaissance system
(IEEE, 1999-10-03)In order to maintain their performance in a dynamic environment, agents may be required to modify their learning behavior during run-time. If an agent utilizes a rule-based system for learning, new rules may be easily ... -
Warehousing and Mining Web Logs
(ACM, 1999-11-02)Analyzing Web Logs for usage and access trends can not only provide important information to web site developers and administrators, but also help in creating adaptive web sites. While there are many existing tools that ...
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