Abishek Puri Dongyu Liu Shaoyu Chen Siwei Fu Tianyu Wang Yeukyin Chan Huamin Qu 155-156 2015 VAST https://doi.org/10.1109/VAST.2015.7347657 https://doi.ieeecomputersociety.org/10.1109/VAST.2015.7347657 conf/ieeevast/2015 db/conf/ieeevast/ieeevast2015.html#PuriLCFWCQ15b