The 1st International Workshop on Building Energy Sensing, Controls, Big Data Analysis, and Visualization (UrbSys ’19) co-chaired by Ravi Srinivasan and Mahabir Bhandari was held on November 10, 2019 in Columbia University. UrbSys ’19 brought together experts from both U.S. national labs (ORNL, PNNL, ANL, LBNL) and academia. This workshop captured recent exciting work by…