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Wuhao Zhang

4 accepted papers

2023

Calibrated Teacher for Sparsely Annotated Object Detection

AAAI 2023technical

Fully supervised object detection requires training images in which all instances are annotated. This is actually impractical due to the high labor and time costs and the unavoidable missing annotations. As a result, the incomplete annotation in each image could provide misleading supervision and ha…

2023

MixTeacher: Mining Promising Labels With Mixed Scale Teacher for Semi-Supervised Object Detection

CVPR 2023poster

Scale variation across object instances is one of the key challenges in object detection. Although modern detection models have achieved remarkable progress in dealing with the scale variation, it still brings trouble in the semi-supervised case. Most existing semi-supervised object detection method…

2022

ISDNet: Integrating Shallow and Deep Networks for Efficient Ultra-High Resolution Segmentation

CVPR 2022poster

The huge burden of computation and memory are two obstacles in ultra-high resolution image segmentation. To tackle these issues, most of the previous works follow the global-local refinement pipeline, which pays more attention to the memory consumption but neglects the inference speed. In comparison…

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2022

Iterative Few-shot Semantic Segmentation from Image Label Text

IJCAI 2022poster

Few-shot semantic segmentation aims to learn to segment unseen class objects with the guidance of only a few support images. Most previous methods rely on the pixel-level label of support images. In this paper, we focus on a more challenging setting, in which only the image-level labels are availabl…