Visualizing big hierarchical datasets on concentric rings

Chao Wen, Kang Zhang, Jie Li, Fanrui Sun

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

1 Citation (Scopus)

Abstract

Rectangular treemaps divide a rectangle and then its subdivisions in a two-dimensional space, and have high space utilization in visualizing large hierarchical datasets. Most current treemaps, however, do not clearly show the relations between the items of the same level. This paper presents a new layout called concentric rings ordered tree (CROT), which hardly wastes any space and also shows sibling relationships clearly. CROT arranges a tree's different levels as rings with the root at the center growing outward and then the nodes of the same ring in clockwise order. CROT also stacks leaf nodes within their parent node. It uses colors to distinguish different branches of the tree. Through a user evaluation experiment, we discuss the characteristics, advantages and limitations of this new approach and a few innovative ideas as the future research.

Original languageEnglish
Title of host publicationProceedings - 2015 IEEE International Conference on Smart City, SmartCity 2015, Held Jointly with 8th IEEE International Conference on Social Computing and Networking, SocialCom 2015, 5th IEEE International Conference on Sustainable Computing and Communications, SustainCom 2015, 2015 International Conference on Big Data Intelligence and Computing, DataCom 2015, 5th International Symposium on Cloud and Service Computing, SC2 2015
EditorsXingang Liu, Peicheng Wang, Yufeng Wang, Mianxiong Dong, Robert C. H. Hsu, Feng Xia, Yuhui Deng
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages694-701
Number of pages8
ISBN (Electronic)9781509018932
DOIs
Publication statusPublished - 2015
Externally publishedYes
EventIEEE International Conference on Smart City, SmartCity 2015 - Chengdu, China
Duration: 19 Dec 201521 Dec 2015

Publication series

NameProceedings - 2015 IEEE International Conference on Smart City, SmartCity 2015, Held Jointly with 8th IEEE International Conference on Social Computing and Networking, SocialCom 2015, 5th IEEE International Conference on Sustainable Computing and Communications, SustainCom 2015, 2015 International Conference on Big Data Intelligence and Computing, DataCom 2015, 5th International Symposium on Cloud and Service Computing, SC2 2015

Conference

ConferenceIEEE International Conference on Smart City, SmartCity 2015
Country/TerritoryChina
CityChengdu
Period19/12/1521/12/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

Keywords

  • Big data
  • Data visualization
  • Layout
  • Treemap

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