@article{viola:hal-01581177, TITLE = {{Pondering the Concept of Abstraction in (Illustrative) Visualization}}, AUTHOR = {Viola, Ivan and Isenberg, Tobias}, URL = {https://inria.hal.science/hal-01581177}, JOURNAL = {{IEEE Transactions on Visualization and Computer Graphics}}, PUBLISHER = {{Institute of Electrical and Electronics Engineers}}, VOLUME = {24}, NUMBER = {9}, PAGES = {2573--2588}, YEAR = {2018}, MONTH = Sep, DOI = {10.1109/TVCG.2017.2747545}, KEYWORDS = {illustrative visualization ; stylization ; spatial data ; visual abstraction ; Index Terms-Abstraction ; abstraction space ; axes of abstraction ; Abstraction}, PDF = {https://inria.hal.science/hal-01581177/file/Viola_2018_PCA.pdf}, HAL_ID = {hal-01581177}, HAL_VERSION = {v1}, }