Hybrid Task Cascade for Instance Segmentation

CVPR 2019 Kai ChenJiangmiao PangJiaqi WangYu XiongXiaoxiao LiShuyang SunWansen FengZiwei LiuJianping ShiWanli OuyangChen Change LoyDahua Lin

Cascade is a classic yet powerful architecture that has boosted performance on various tasks. However, how to introduce cascade to instance segmentation remains an open question... (read more)

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Results from the Paper


Ranked #9 on Instance Segmentation on COCO test-dev (using extra training data)

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TASK DATASET MODEL METRIC NAME METRIC VALUE GLOBAL RANK USES EXTRA
TRAINING DATA
RESULT BENCHMARK
Instance Segmentation COCO minival HTC (ResNet-50) mask AP 38.2 # 13
Object Detection COCO minival HTC (cascade) box AP 43.2 # 25
AP50 59.4 # 30
AP75 40.7 # 37
APS 20.3 # 33
APM 40.9 # 33
APL 52.3 # 30
Instance Segmentation COCO test-dev HTC + ResNeXt-101-FPN + DCN mask AP 41.2 # 9
Object Detection COCO test-dev HTC (ResNeXt-101-FPN) box AP 47.1 # 19
AP50 63.9 # 38
AP75 44.7 # 53
APS 22.8 # 56
APM 43.9 # 53
APL 54.6 # 45
Instance Segmentation COCO test-dev HTC + ResNeXt-101-FPN mask AP 41.2% # 9

Methods used in the Paper