Works (29)

Updated: March 6th, 2026 13:07

2026 article

Abstractive Summarization of Large Document Collections Using GPT

Liu, S., & Healey, C. G. (2026, January 1). IEEE Transactions on Big Data.

By: S. Liu n & C. Healey n

topics (OpenAlex): Data Quality and Management; Algorithms and Data Compression; Machine Learning and Algorithms
Source: NC State University Libraries
Added: March 4, 2026

2025 article

Insights from social media into public perspectives on investigative genetic genealogy

Huston, S., Madden, D., Villanes, A., Reed, N., Brooks, W. B., Healey, C., & Guerrini, C. (2025, January 6). Frontiers in Genetics.

author keywords: public understanding of science; social media; kinship analysis; DNA testing; forensic DNA; investigative genetic genealogy
topics (OpenAlex): Computational and Text Analysis Methods; Misinformation and Its Impacts; Climate Change Communication and Perception
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Source: Web Of Science
Added: January 27, 2025

2022 article

Domain-specific text dictionaries for text analytics

Villanes, A., & Healey, C. G. (2022, July 11). International Journal of Data Science and Analytics.

By: A. Villanes n & C. Healey n

author keywords: Dengue fever; Text analytics; Sentiment
topics (OpenAlex): Sentiment Analysis and Opinion Mining; Advanced Text Analysis Techniques; Misinformation and Its Impacts
TL;DR: A semiautomatic method for extending a general sentiment dictionary for a specific target domain in a way that minimizes manual effort and is integrated into an epidemiology surveillance system that includes sentiment visualization. (via Semantic Scholar)
Source: Web Of Science
Added: July 26, 2022

2022 article

Visual Analytics for the Coronavirus COVID-19 Pandemic

Healey, C. G., Simmons, S. J., Manivannan, C., & Ro, Y. (2022, January 20). Big Data.

By: C. Healey n, S. Simmons n, C. Manivannan n & Y. Ro n

author keywords: coronavirus; COVID-19; data analytics; visualization
MeSH headings : COVID-19 / epidemiology; China / epidemiology; Forecasting; Humans; Pandemics / prevention & control; SARS-CoV-2
topics (OpenAlex): Anomaly Detection Techniques and Applications; Data-Driven Disease Surveillance; Data Visualization and Analytics; Data Analysis with R; COVID-19 epidemiological studies
TL;DR: The high-level goal is to provide visualizations of predictive analytics that offer policymakers and the general public insight into the current pandemic state and how it may progress into the future. (via Semantic Scholar)
Source: Web Of Science
Added: February 7, 2022

2018 article

A system for generating storyline visualizations using hierarchical task network planning

Padia, K., Bandara, K. H., & Healey, C. G. (2018, November 17). Computers & Graphics.

By: K. Padia n, K. Bandara n & C. Healey n

author keywords: HTN planning; Narratives; Storyline visualization
topics (OpenAlex): Data Visualization and Analytics; Multimedia Communication and Technology; Video Analysis and Summarization
TL;DR: Yarn is extended, a system for automatic construction and visualization of narratives with multiple timelines, and constructs both linear as well as non-linear narratives, and enables pairwise comparison within a group of multiple narrative timelines. (via Semantic Scholar)
Source: Web Of Science
Added: March 4, 2019

2018 article

Impressionism-inspired data visualizations are both functional and liked.

Kozik, P., Tateosian, L. G., Healey, C. G., & Enns, J. T. (2018, May 14). Psychology of Aesthetics Creativity and the Arts, Vol. 13, pp. 266–276.

By: P. Kozik, L. Tateosian*, C. Healey* & J. Enns

author keywords: aesthetics; impressionism; information visualization
topics (OpenAlex): Data Visualization and Analytics
Sources: Web Of Science, NC State University Libraries
Added: August 19, 2019

2018 article

Visualizing Deep Neural Networks for Text Analytics

Nie, S., Healey, C., Padia, K., Leeman-Munk, S., Benson, J., Caira, D., … Devarajan, R. (2018, April 1).

By: S. Nie n, C. Healey n, K. Padia n, S. Leeman-Munk*, J. Benson*, D. Caira*, S. Sethi*, R. Devarajan*

author keywords: Visualization; machine learning
topics (OpenAlex): Data Visualization and Analytics; Video Analysis and Summarization; Computational Physics and Python Applications
TL;DR: TNNVis is presented, a visualization system that supports un-derstanding of deep neural networks specifically designed to analyze text, and multiple use cases where visualization facilitates an understanding of the models. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2017 chapter

Computer-Aided Human Centric Cyber Situation Awareness

In Theory and Models for Cyber Situation Awareness (pp. 3–25).

By: M. Albanese*, N. Cooke*, G. Coty*, D. Hall*, C. Healey n, S. Jajodia*, P. Liu*, M. McNeese* ...

topics (OpenAlex): Human-Automation Interaction and Safety; Risk and Safety Analysis; Information and Cyber Security
TL;DR: This chapter provides an overview of Cyber Situational Awareness, an emerging research area in the broad field of cyber security, and discusses, at least at a high level, how to gain Cyber Situation Awareness. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2017 article

Dengue Fever Surveillance in India Using Text Mining in Public Media

Villanes, A., Griffiths, E., Rappa, M., & Healey, C. G. (2017, October 24). American Journal of Tropical Medicine and Hygiene.

By: A. Villanes n, E. Griffiths*, M. Rappa n & C. Healey n

MeSH headings : Data Mining; Dengue / epidemiology; Humans; India / epidemiology; Mass Media / statistics & numerical data; Newspapers as Topic / statistics & numerical data; Population Surveillance / methods
topics (OpenAlex): Mosquito-borne diseases and control; Insect symbiosis and bacterial influences; Complex Network Analysis Techniques
TL;DR: This article analyzes dengue news articles in Asian countries, with a focus in India, for each month in 2014 and concludes that the proposed method facilitates the effective discovery of evolutionary d Dengue themes and patterns. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2017 chapter

Lessons Learned: Visualizing Cyber Situation Awareness in a Network Security Domain

In Theory and Models for Cyber Situation Awareness (pp. 47–65).

By: C. Healey n, L. Hao n & S. Hutchinson*

topics (OpenAlex): Data Visualization and Analytics; Complex Network Analysis Techniques; Multimedia Communication and Technology
TL;DR: This chapter discusses lesson learned working with cyber situation awareness and network security domain experts to integrate visualizations into their current workflows, finding a critical set of requirements that a visualization must meet to be considered for use by these domain experts. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2016 chapter

Large Image Collection Visualization Using Perception-Based Similarity with Color Features

In Advances in Visual Computing (pp. 379–390).

By: Z. Chen n & C. Healey n

topics (OpenAlex): Advanced Image and Video Retrieval Techniques; Image Retrieval and Classification Techniques; Visual Attention and Saliency Detection
TL;DR: This paper proposes new scene descriptors that preserve the information from coherent color regions, as well as the spatial layouts of scenes, that outperform existing state-of-the-art approaches. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2015 article

Ensemble visualization for cyber situation awareness of network security data

Hao, L., Healey, C. G., & Hutchinson, S. E. (2015, October 25).

By: L. Hao n, C. Healey n & S. Hutchinson*

topics (OpenAlex): Data Visualization and Analytics; Complex Network Analysis Techniques; Mental Health Research Topics
TL;DR: This work proposes methods to interpret network security alerts and flow traffic as ensemble members, which can then apply ensemble visualization techniques in a network analysis environment to produce a network ensemble visualization system. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2014 article

Visualizing likelihood density functions via optimal region projection

Canary, H., Taylor, R. M., Quammen, C., Pratt, S., Gómez, F. A., Brian, O. S., & Healey, C. G. (2014, March 14). Computers & Graphics.

By: H. Canary*, R. Taylor*, C. Quammen*, S. Pratt*, F. Gómez*, O. Brian*, C. Healey n

author keywords: Uncertainty; Parameter space analysis; Visualization; Likelihood density function
topics (OpenAlex): Data Visualization and Analytics; Data Analysis with R; Soil Geostatistics and Mapping
TL;DR: A novel technique to visualize a high-dimensional likelihood density function that enables the viewer to understand the shape of the high-likelihood region, and uses a three-dimensional projection space to show features that are not salient in only two dimensions. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2012 article

Interest Driven Navigation in Visualization

Healey, C. G., & Dennis, B. M. (2012, January 17). IEEE Transactions on Visualization and Computer Graphics.

By: C. Healey n & B. Dennis*

author keywords: Bayesian network; classification; navigation; preferences; visualization
topics (OpenAlex): Geographic Information Systems Studies; Data Management and Algorithms; Data Visualization and Analytics
TL;DR: This paper applies techniques from preference elicitation to automatically identify data elements that are of potential interest to the viewer, bundled into spatially local clusters, and connected together to form a graph. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2012 article

On the limits of resolution and visual angle in visualization

Healey, C. G., & Sawant, A. P. (2012, October 1). ACM Transactions on Applied Perception.

By: C. Healey n & A. Sawant n

author keywords: Experimentation; Human Factors; Hue; orientation; luminance; resolution; size; visual acuity; visual angle; visual perception; visualization
topics (OpenAlex): Data Visualization and Analytics; Visual perception and processing mechanisms; Remote Sensing in Agriculture
TL;DR: A perceptual level-of-detail approach for visualizing data that identifies the pixel resolution and subtended visual angle needed to distinguish different values of luminance, hue, size, and orientation and a formalization describing how many pixels and how much physical area on a viewer's retina are required for an element's visual properties to be readily seen. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
13. Climate Action (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2012 article

Probing the QCD critical point with relativistic heavy-ion collisions

Bass, S., Petersen, H., Quammen, C., Canary, H., Healey, C., & Taylor, R. (2012, May 16). Open Physics.

By: S. Bass*, H. Petersen*, C. Quammen*, H. Canary*, C. Healey n & R. Taylor*

topics (OpenAlex): High-Energy Particle Collisions Research; Particle physics theoretical and experimental studies; Quantum Chromodynamics and Particle Interactions; Nuclear physics research studies
Source: NC State University Libraries
Added: August 6, 2018

2011 article

Attention and Visual Memory in Visualization and Computer Graphics

Healey, C. G., & Enns, J. T. (2011, August 3). IEEE Transactions on Visualization and Computer Graphics.

By: C. Healey n & J. Enns*

author keywords: Attention; color; motion; nonphotorealism; texture; visual memory; visual perception; visualization
MeSH headings : Attention; Computer Graphics; Humans; Memory; Models, Theoretical; Pattern Recognition, Visual; Psychophysics; Research; Visual Perception
topics (OpenAlex): Visual Attention and Saliency Detection; Visual perception and processing mechanisms; Neural and Behavioral Psychology Studies
Source: Web Of Science
Added: August 6, 2018

2011 article

Exploring ensemble visualization

Phadke, M. N., Pinto, L., Alabi, O., Harter, J., Taylor, R. M., II, Wu, X., … Healey, C. G. (2011, December 1). Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE.

By: M. Phadke n, L. Pinto n, O. Alabi*, J. Harter*, R. Taylor*, X. Wu*, H. Petersen*, S. Bass*, C. Healey n

author keywords: Ensemble; high-energy physics; perception; heavy ion collision; visualization
topics (OpenAlex): Data Visualization and Analytics; Data Analysis with R; Computer Graphics and Visualization Techniques
TL;DR: This work proposes two techniques to support ensemble exploration and comparison: a pairwise sequential animation method that visualizes locally neighboring members simultaneously, and a screen door tinting method thatVisualizes subsets of members using screen space subdivision. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2011 article

Visualizing combinatorial auctions

Hsiao, J. P.-L., & Healey, C. G. (2011, April 18). The Visual Computer.

By: J. Hsiao n & C. Healey n

author keywords: Combinatorial auction; Ecommerce; Perception; Visualization
topics (OpenAlex): Consumer Market Behavior and Pricing; Auction Theory and Applications
TL;DR: This work proposes a novel scheme to visualize combinatorial auctions; auctions that involve the simultaneous sale of multiple items, including active bundles, prices bid for each bundle, winning bids, and bidders’ interests. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2008 article

Visual Perception and Mixed-Initiative Interaction for Assisted Visualization Design

Healey, C. G., Kocherlakota, S., Rao, V., Mehta, R., & Amant, R. S. (2008, January 25). IEEE Transactions on Visualization and Computer Graphics.

By: C. Healey n, S. Kocherlakota*, V. Rao*, R. Mehta* & R. Amant n

author keywords: computer graphics; perception; search; user interfaces; visualization
MeSH headings : Algorithms; Artificial Intelligence; Computer Graphics; Humans; Image Processing, Computer-Assisted; User-Computer Interface; Visual Perception
topics (OpenAlex): Data Visualization and Analytics; Aesthetic Perception and Analysis; Visual perception and processing mechanisms
Source: Web Of Science
Added: August 6, 2018

2007 chapter

ChipViz: Visualizing Memory Chip Test Data

In Advances in Visual Computing (pp. 711–720).

By: A. Sawant n, R. Raina & C. Healey n

topics (OpenAlex): VLSI and Analog Circuit Testing; Embedded Systems Design Techniques; Parallel Computing and Optimization Techniques
TL;DR: This paper presents a technique that allows test engineers to visually analyze and explore within memory chip test data by using simple geometric "glyphs" that vary their spatial placement, color, and texture properties to represent the critical attribute values of a test. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2007 article

Weaving Versus Blending: a quantitative assessment of the information carrying capacities of two alternative methods for conveying multivariate data with color.

Hagh-Shenas, H., Kim, S., Interrante, V., & Healey, C. (2007, November 1). IEEE Transactions on Visualization and Computer Graphics.

By: H. Hagh-Shenas*, S. Kim*, V. Interrante* & C. Healey n

author keywords: color; perception; visualization; color weaving; color blending
MeSH headings : Color; Computer Graphics; Computer Simulation; Database Management Systems; Databases, Factual; Information Storage and Retrieval / methods; Models, Theoretical; Multivariate Analysis; User-Computer Interface
topics (OpenAlex): Data Visualization and Analytics; Sensory Analysis and Statistical Methods
Source: Web Of Science
Added: August 6, 2018

2005 journal article

Designing a visualization framework for multidimensional data

IEEE Computer Graphics and Applications, 25(6), 15-.

Source: NC State University Libraries
Added: August 6, 2018

2003 article

Target detection and localization in visual search: A dual systems perspective

Geniva, L., Healey, C. G., & Enns, J. T. (2003, July 1). Perception & Psychophysics.

By: L. Geniva*, C. Healey n & J. Enns*

MeSH headings : Adult; Female; Goals; Humans; Male; Reaction Time; Signal Detection, Psychological; Space Perception; Visual Perception
topics (OpenAlex): Visual perception and processing mechanisms; Face Recognition and Perception; Neural and Behavioral Psychology Studies
TL;DR: The results indicated that target detection was influenced more by orientation differences in 3-D space than by 2-D pictorial differences, and target localization was more accurate for direct than for indirect pointing, and there were performance costs for indirect localization when it followed target detection, but not for direct localization. (via Semantic Scholar)
Source: NC State University Libraries
Added: August 6, 2018

2003 article

User studies: why, how, and when?

Kosara, R., Healey, C. G., Interrante, V., Laidlaw, D. H., & Ware, C. (2003, July 1). IEEE Computer Graphics and Applications.

topics (OpenAlex): Data Visualization and Analytics; Innovative Human-Technology Interaction; Computer Graphics and Visualization Techniques
TL;DR: This article describes how the authors designed experiments to answer important questions from their own research and offers suggestions and lessons learned about experimental design. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2002 article

Perception and painting: a search for effective, engaging visualizations

Healey, C. G., & Enns, J. T. (2002, January 1). IEEE Computer Graphics and Applications.

By: C. Healey n & J. Enns

topics (OpenAlex): Aesthetic Perception and Analysis; Data Visualization and Analytics; Visual perception and processing mechanisms
TL;DR: The issues of effectiveness and aesthetics may not be as independent as they seem initially and scientists can learn much from studying two related disciplines - human psychophysics and art theory and history. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Visualizing market data

IEEE Internet Computing, 5(2), 88.

By: C. Healey & P. Wurman

Source: NC State University Libraries
Added: August 6, 2018

2000 article

Building a perceptual visualization architecture

Healey, C. G. (2000, January 1). Behaviour and Information Technology.

By: C. Healey*

topics (OpenAlex): Data Visualization and Analytics; Data Analysis with R
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

1999 article

Large datasets at a glance: combining textures and colors in scientific visualization

Healey, C. G., & Enns, J. T. (1999, January 1). IEEE Transactions on Visualization and Computer Graphics.

By: C. Healey n & J. Enns*

author keywords: color; color category; experimental design; human vision; linear separation; multivariate dataset; perception; pexel; preattentive processing; psychophysics; scientific visualization; texture; typhoon
topics (OpenAlex): Color perception and design; Visual perception and processing mechanisms; Color Science and Applications
TL;DR: A new method for using texture and color to visualize multivariate data elements arranged on an underlying height field by combining simple texture patterns with perceptually uniform colors to increase the number of attribute values the authors can display simultaneously. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

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