Tweeted By @facebookai

We just open sourced LVIS, a dataset with high quality instance segmentations! v0.5 contains 1230 object categories in 82k images annotated with more than 700k segmentation masks for training & validation. Learn about it and the upcoming @ICCV19 challenge: https://t.co/fVpwavqosp

— Facebook AI (@facebookai) August 8, 2019