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24篇 您的检索式:作者名="Sourin"
    题名 作者 年代 出处 被引量
1Interactive labelling of a multivariate dataset for supervised machine learning using linked visualisations,clustering,and active learning显示文摘Supervised machine learning techniques require labelled multivariate training datasets.Many approaches address the issue of unlabelled datasets by tightly coupling machine learning algorithms with interactive visualisations.Using appropriate techniques,analysts can play an active role in a highly interactive and iterative machine learning process to label the dataset and create meaningful partitions.While this principle has been implemented either for unsupervised,semi-supervised,or supervised machine learning tasks,the combination of all three methodologies remains challenging.In this paper,a visual analytics approach is presented,combining a variety of machine learning capabilities with four linked visualisation views,all integrated within the mVis(multivariate Visualiser)system.The available palette of techniques allows an analyst to perform exploratory data analysis on a multivariate dataset and divide it into meaningful labelled partitions,from which a classifier can be built.In the workflow,the analyst can label interesting patterns or outliers in a semi-supervised process supported by active learning.Once a dataset has been interactively labelled,the analyst can continue the workflow with supervised machine learning to assess to what degree the subsequent classifier has effectively learned the concepts expressed in the labelled training dataset.Using a novel technique called automatic dimension selection,interactions the analyst had with dimensions of the multivariate dataset are used to steer the machine learning algorithms.A real-world football dataset is used to show the utility of mVis for a series of analysis and labelling tasks,from initial labelling through iterations of data exploration,clustering,classification,and active learning to refine the named partitions,to finally producing a high-quality labelled training dataset suitable for training a classifier.The tool empowers the analyst with interactive visualisations including scatterplots,parallel coordinates,similarity maps for records,and a new similarity map for partitions.Mohammad Chegini Jürgen Bernard Philip Berger Alexei Sourin Keith Andrews Tobias Schreck 2019Visual Informatics2019,3,1:3
2Effective clustering and boundary detection algorithm based on Delaunay triangulation显示文摘Liu D Nosovskiy G V Sourin O 2008Pattern Recoguition Letters2008,29,9:1
3Virtual Orthopedic Surgery Training On Personal Computer显示文摘Olga Sourina Alexei Sourin Howe Tet Sen 2000International Journal of Information Technology2000,6,1:1
4Function representation in geometric modeling: concepts,implemen-tation and applications 显示文摘PASKO A ADZHIEC V SOURIN A 1995The Visual Computer1995,11,8:1
5Virtual orthopedic surgery training显示文摘 Sourina O Howe Tet Sen 2000Computer Graphics and Applications IEEE2000,20,3:1
6Application trend in advanced ceramic technologies显示文摘Yahong Liang Sourin P Dutta 2000Technovation2000,,1:1
7Function representation in geometric modeling: Concepts, implementation and applications 显示文摘Pasako A Adzhiev V Sourin A 1995The Visual Computer1995,2,8:1
8Virtual orthopedic surgerytraining on personal computer显示文摘Sourina O Sourin A Sen HT 2000Int J Inform Technol2000,6,1:1
9Function representation in geometric modeling: concepts, implementation and applications显示文摘Pasko A Adzhiev V Sourin A 1995The Visual Computer1995,11,42:1
10Orthopedic Surgery Training Simulation显示文摘SOURINA O SOURIN A SEN H T 2007Journal of Mechanics in Medicine and Biology(S0219-5194)2007,7,1:1
11Nanyang technological university virtual campus显示文摘Sourin Alexei 2004IEEE Computer Graphics and Applications2004,24,6:1
12Synthetic carving using implicit surface primitives 显示文摘Pasko A Savchenko V Sourin A 2001Computer Aided Design2001,33,5:1
13Function Representation in Geometric Modeling:Concepts,Implementation and Applications显示文摘Pasko A Adzhiev V Sourin A 1995The Visual Computer1995,11,8:1
14Orthopedic surgery training simulation显示文摘Olga Sourina Alexei Sourin Howe Tet Sen 2007Journal of Mechanics in Medicine and Biology2007,7,1:1
15Nanyang technological university virtual campus 显示文摘Sourin Alexei 2004IEEE Computer Graphics and Applications2004,24,6:1
16Grid-based computer animation rendering显示文摘CHONG A SOURIN A LEVINSKI K 2006Compuler Graphics & lnterac|ive Techniques in Austalasia Sotuh Eeast Asia2006,,:1
17Howe TetSenVirtualOrlhopedicSurgeryTiaining OnPersonalComputer显示文摘Olga Sourina Alexei Sourin 2000International Joumal of Information Technology2000,6,1:1
18Function representation in geometric modeling: concepts, implementation and applications显示文摘PASKO A ADZHIEV V SOURIN A 1995The Visual Computer1995,11,8:1
19Visual immersive haptic mathe- matics显示文摘SOURIN A WEI L 2009Virtual Reality2009,13,4:1
20Nanyang Technological University Virtual Campus显示文摘Alexei Sourin 2004IEEE Computer Graphics and Applications2004,,:1
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