Objaverse: A universe of annotated 3d objects

M Deitke, D Schwenk, J Salvador… - Proceedings of the …, 2023 - openaccess.thecvf.com
Massive data corpora like WebText, Wikipedia, Conceptual Captions, WebImageText, and
LAION have propelled recent dramatic progress in AI. Large neural models trained on such …

Detecting twenty-thousand classes using image-level supervision

X Zhou, R Girdhar, A Joulin, P Krähenbühl… - European Conference on …, 2022 - Springer
Current object detectors are limited in vocabulary size due to the small scale of detection
datasets. Image classifiers, on the other hand, reason about much larger vocabularies, as …

Equalized focal loss for dense long-tailed object detection

B Li, Y Yao, J Tan, G Zhang, F Yu… - Proceedings of the …, 2022 - openaccess.thecvf.com
Despite the recent success of long-tailed object detection, almost all long-tailed object
detectors are developed based on the two-stage paradigm. In practice, one-stage detectors …

X-paste: Revisiting scalable copy-paste for instance segmentation using clip and stablediffusion

H Zhao, D Sheng, J Bao, D Chen… - International …, 2023 - proceedings.mlr.press
Copy-Paste is a simple and effective data augmentation strategy for instance segmentation.
By randomly pasting object instances onto new background images, it creates new training …

Learning to detect mobile objects from lidar scans without labels

Y You, K Luo, CP Phoo, WL Chao… - Proceedings of the …, 2022 - openaccess.thecvf.com
Current 3D object detectors for autonomous driving are almost entirely trained on human-
annotated data. Although of high quality, the generation of such data is laborious and costly …

Modeling the distributional uncertainty for salient object detection models

X Tian, J Zhang, M Xiang, Y Dai - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
Most of the existing salient object detection (SOD) models focus on improving the overall
model performance, without explicitly explaining the discrepancy between the training and …

Long-tailed instance segmentation using gumbel optimized loss

KP Alexandridis, J Deng, A Nguyen, S Luo - European Conference on …, 2022 - Springer
Major advancements have been made in the field of object detection and segmentation
recently. However, when it comes to rare categories, the state-of-the-art methods fail to …

Calibrating multimodal learning

H Ma, Q Zhang, C Zhang, B Wu, H Fu… - International …, 2023 - proceedings.mlr.press
Multimodal machine learning has achieved remarkable progress in a wide range of
scenarios. However, the reliability of multimodal learning remains largely unexplored. In this …

Reconciling object-level and global-level objectives for long-tail detection

S Zhang, C Chen, S Peng - Proceedings of the IEEE/CVF …, 2023 - openaccess.thecvf.com
Large vocabulary object detectors are often faced with the long-tailed label distributions,
seriously degrading their ability to detect rarely seen categories. On one hand, the rare …

Open vocabulary object detection with proposal mining and prediction equalization

P Chen, K Sheng, M Zhang, M Lin, Y Shen… - arXiv preprint arXiv …, 2022 - arxiv.org
Open-vocabulary object detection (OVD) aims to scale up vocabulary size to detect objects
of novel categories beyond the training vocabulary. Recent work resorts to the rich …