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4474 READ-TV: Research and Exploratory Analysis Driven Time-data Visualization

John Del Gaizo, Alexander Alekseyenko, Kenneth Catchpole
2020 Journal of Clinical and Translational Science  
READ-TV is built specifically for FD analysis, but is easily adaptable to other clinical use cases, as we allow for the use of general metadata on events and cases.The building of a quantitative framework  ...  Event and case metadata are supported to facilitate filtering and mining of interesting subsets of data. Stem plots are used for visualization of selected event timelines in chosen cases.  ...  READ-TV is built specifically for FD analysis, but is easily adaptable to other clinical use cases, as we allow for the use of general metadata on events and cases.The building of a quantitative framework  ... 
doi:10.1017/cts.2020.184 fatcat:gvod2tqubzg5zmw6sanbdcpv2u

Hippocampal Sclerosis Detection with NeuroQuant Compared with Neuroradiologists

S Louis, M Morita-Sherman, S Jones, D Vegh, W Bingaman, I Blumcke, N Obuchowski, F Cendes, L Jehi
2020 American Journal of Neuroradiology  
Sensitivities, specificities, positive predictive values, and negative predictive values were compared between NeuroQuant analysis and visual MR imaging analysis by using a McNemar paired test of proportions  ...  Given that there was no significant difference in specificity between NeuroQuant analysis and visual MR imaging analysis, NeuroQuant can be a valuable tool when the results are positive, particularly in  ...  By using a cutoff value of 5% for volume, NeuroQuant analysis correctly identified 42 of 61 positive cases of pathology HSþ, whereas expert visual MR imaging analysis detected 57 of 61 cases of pathology  ... 
doi:10.3174/ajnr.a6454 pmid:32217554 pmcid:PMC7144657 fatcat:hqkemsw2d5g5zfq2mpdp3q2yjq

MovExp: A Versatile Visualization Tool for Human-Computer Interaction Studies with 3D Performance and Biomechanical Data

Gregorio Palmas, Myroslav Bachynskyi, Antti Oulasvirta, Hans-Peter Seidel, Tina Weinkauf
2014 IEEE Transactions on Visualization and Computer Graphics  
These two selections were combined using an and operator. Note how data is visualized on top of a photo of the public display, showing its spatial setup. We call this a case-specific visualization.  ...  Based on a formalization of the visualization needs and the data structure, we formulate technical requirements for the visualization tool and present novel solutions to the analysis needs of the HCI experts  ...  We report three of them in Sections 5.3 -5.5. Throughout the cases, the HCI experts made heavy use of the aspect-specific views and case-specific visualizations.  ... 
doi:10.1109/tvcg.2014.2346311 pmid:26356950 fatcat:ap6kjeu77vepbkamdbbwn4i67y

Constructing meta-CASE workbenches by exploiting visual language generators

G. Costagliola, V. Deufemia, F. Ferrucci, C. Gravino
2006 IEEE Transactions on Software Engineering  
In this paper, we propose an approach for the construction of meta-CASE workbenches, which suitably integrates the technology of visual language generation systems, UML metamodeling, and interoperability  ...  The abstract syntax of a visual language is defined by UML class diagrams, which serve as a base for the grammar specification of the language.  ...  Special thanks are also due to Michele Risi for his support in the implementation of the meta-CASE workbench prototype.  ... 
doi:10.1109/tse.2006.23 fatcat:p335p3ucajc2vgenqxxk4gri2q

INTRODUCING A DATA-DRIVEN APPROACH TOWARDS THE IDENTIFICATION OF GRID CELL SIZE THRESHOLD (CST) FOR SPATIAL DATA VISUALIZATION: AN APPLICATION ON MARINE SPATIAL PLANNING (MSP)

Vassilios Krassanakis, Vassiliki Vassilopoulou
2018 Journal of Urban and Environmental Engineering  
Spatial data visualization techniques may have a great influence in several disciplines related to spatial management and hence decision-making process.  ...  The proposed method gives a critical suggestion that may be easily extended in each field that considers this type of visualization for spatial data handling.  ...  These indices are mainly related to the analysis and the visualization of spatial interactions (i.e. conflicts, synergies, neutral) among human uses (i.e. analysis of overlapping uses) (see e.g., Gramolini  ... 
doi:10.4090/juee.2018.v12n1.003014 fatcat:fqcymumu4rc3xnl2eivw3anlyy

Effort Estimation Approach through Extracting Use Cases via Informal Requirement Specifications

Bo Kyung Park, R. Young Chul Kim
2020 Applied Sciences  
This method extracts use-cases from informal requirement specifications.  ...  To simply explanations of our use-case extraction method, we use one example of a simple postal information system.  ...  Our use-case extraction process consists of five steps: requirement analysis, sentence analysis, verb-noun file list, visual modeling and use-case extraction.  ... 
doi:10.3390/app10093044 fatcat:diu7md2ocne5ra6kwfs5pfoyxe

Towards Multi-user Provenance Tracking of Visual Analysis Workflows over Multiple Applications [article]

Claudia Hänel, Mohammad Khatami, Torsten W. Kuhlen, Benjamin Weyers
2016 EuroVis Workshop on Reproducibility  
Provenance tracking for visual analysis workflows is still a challenge as especially interaction and collaboration aspects are poorly covered in existing realizations.  ...  In the end, we demonstrate the applicability based on two use cases and discuss some open issues not addressed by our implementation so far but that can be easily integrated into our architecture.  ...  Portfolio Theme "Supercomputing and Modeling for the Human Brain".  ... 
doi:10.2312/eurorv3.20161112 dblp:conf/vissym/HanelKKW16 fatcat:tq53cdzd7jdr7kay562kkkk2yy

On Visual Analytics and Evaluation in Cell Physiology: A Case Study [chapter]

Fleur Jeanquartier, Andreas Holzinger
2013 Lecture Notes in Computer Science  
In this paper we present a case study on a visual analytics (VA) process on the example of cell physiology.  ...  Moreover, we demonstrate the applicability of this model and show several shortcomings in the analysis tools functionality and usability.  ...  Therefore, the case study shows, that visual analysis plays an important role for gaining new insights and dissemination.  ... 
doi:10.1007/978-3-642-40511-2_36 fatcat:voyexuzq75e3hpfmgxhchzadne

Visual Exploration of Climate-Related Volunteered Geographic Information

Carlo Navarra, Tomasz Opach, Katerina Vrotsou, Almar Joling, Julie Wilk, Tina S. Neset
2020 Workshop on Visualisation in Environmental Sciences  
The visual exploration approaches discussed are: (1) a web portal enabling users to gain a low-level overview of the collected data on a map, and (2) a visual analysis tool facilitating in-depth visual  ...  The aim of the study is to assess and discuss the potential of such visual exploration approaches in the context of Volunteered Geographic Information.  ...  The proposed visual analysis tool encompasses three visual dashboards, where each is tailored to support specific tasks depending on the use case.  ... 
doi:10.2312/envirvis.20201092 dblp:conf/envirvis-ws/NavarraOVJWN20 fatcat:mlnanycgnbav7gjz2acpqkffsi

Refinement of Pointwise Linear Regression Criteria for Determining Glaucoma Progression

Colleen M. Kummet, K. D. Zamba, Carrie K. Doyle, Chris A. Johnson, Michael Wall
2013 Investigative Ophthalmology and Visual Science  
Visual field data for each of 140 eyes (one per participant among 96 cases and 44 controls) were evaluated using the Humphrey Field Analyzer II program 24-2 Swedish interactive thresholding algorithm standard  ...  The purpose of this study was to evaluate a range of PLR slope and significance criteria to define a clinically useful progression decision rule for longitudinal visual field examinations. METHODS.  ...  Artes, and peer reviewers for their critical and constructive evaluation of the manuscript, and the faculty and staff of the OHTS for their assistance with this project.  ... 
doi:10.1167/iovs.13-11680 pmid:23908183 pmcid:PMC3778872 fatcat:znxoff4tzjeebdaxeu22wjyk44

Multiple Visual Rating Scales Based on Structural MRI and a Novel Prediction Model Combining Visual Rating Scales and Age Stratification in the Diagnosis of Alzheimer's Disease in the Chinese Population

Zhenhua Yuan, Chuzheng Pan, Tingting Xiao, Menghui Liu, Weiwei Zhang, Bin Jiao, Xinxiang Yan, Beisha Tang, Lu Shen
2019 Frontiers in Neurology  
Finally, we estimated the relationship between the visual rating scales and the volume of corresponding brain regions, using correlation analysis, and evaluated the specificity and sensitivity of every  ...  All the participants underwent neuropsychological tests and a structural MRI scan of the brain, among them, 42 AD cases and 47 cognitively normal controls also underwent 3D-T1 weighted sequence used for  ...  Finally, we estimated the relationship between the visual rating scales and the volume of corresponding brain regions, using correlation analysis, and evaluated the specificity and sensitivity of every  ... 
doi:10.3389/fneur.2019.00093 pmid:30842751 pmcid:PMC6391316 fatcat:windaho3ong7pd5l6ckiziehtq

Usefulness of 3-dimensional stereotactic surface projection FDG PET images for the diagnosis of dementia

Jahae Kim, Sang-Geon Cho, Minchul Song, Sae-Ryung Kang, Seong Young Kwon, Kang-Ho Choi, Seong-Min Choi, Byeong-Chae Kim, Ho-Chun Song
2016 Medicine  
of dementia compared with the visual method alone, except for AD/MCI specificity and FTD sensitivity.  ...  The addition of 3D-SSP images to visual analysis helped to discriminate different types of dementia in FDG PET scans, by correcting misdiagnoses and enhancing diagnostic confidence in the correct diagnosis  ...  Acknowledgments The authors thank statistical advice for this manuscript from our statistician (Professor Myung Hwan Na, Department of statistics, Chonnam National University, Korea).  ... 
doi:10.1097/md.0000000000005622 pmid:27930593 pmcid:PMC5266065 fatcat:42mykwde45dspfrg44ci43nnha

Mining Process Mining Practices: An Exploratory Characterization of Information Needs in Process Analytics [chapter]

Christopher Klinkmüller, Richard Müller, Ingo Weber
2019 Lecture Notes in Computer Science  
To this end, we characterize and examine domain problems, data, analysis methods, and visualization techniques associated with visual representations in 71 analysis reports.  ...  Thus, research, foremost in the field of process mining, has focused on developing appropriate analysis techniques, visual idioms, methodologies, and tools.  ...  The dotted chart is a specific scatter plot used to visualize the correlation of attributes of activity instances such as timestamps, activities, resources, and cases.  ... 
doi:10.1007/978-3-030-26619-6_21 fatcat:b53gj2swxjcpte46633vokwbee

Twista — An Application For The Analysis And Visualization Of Tailored Tweet Collections

Sebastian Spanner, Manuel Burghardt, Christian Wolff
2015 Zenodo  
The massive availability of this kind of data demands new forms of analysis and visualization, to make it accessible and interpretable.  ...  We also present three exemplary use cases that illustrate the possible use of Twista for different scenarios.  ...  Use cases This section presents three exemplary scenarios for the use of Twista.  ... 
doi:10.5281/zenodo.17959 fatcat:5xpemu4udfalzlvabx7xwij4sy

P6: A Declarative Language for Integrating Machine Learning in Visual Analytics [article]

Jianping Kelvin Li, Kwan-Liu Ma
2020 arXiv   pre-print
Through a variety of example applications, we demonstrate P6's capabilities and show the benefits of using declarative specifications to build visual analytics systems.  ...  By providing a declarative language for visual analytics, P6 can empower more developers to create visual analytics applications that combine machine learning and visualization methods for data analysis  ...  National Science Foundation through grant IIS-1741536 and IIS-1528203, and also by the U.S. Department of Energy through grant DE-SC0014917.  ... 
arXiv:2009.01399v1 fatcat:723jzwvs3nhkzkcajtl77uwvga
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