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相关论文: Enhancing Indoor Occupancy Prediction via Sparse Q…

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3D instance segmentation, with a variety of applications in robotics and augmented reality, is in large demands these days. Unlike 2D images that are projective observations of the environment, 3D models provide metric reconstruction of the…

计算机视觉与模式识别 · 计算机科学 2020-04-29 Lei Han , Tian Zheng , Lan Xu , Lu Fang

Diffusion models have shown strong performance in speech enhancement, but their real-time applicability has been limited by multi-step iterative sampling. Consistency distillation has recently emerged as a promising alternative by…

音频与语音处理 · 电气工程与系统科学 2026-05-19 Liang Xu , Longfei Felix Yan , W. Bastiaan Kleijn

Semantic occupancy perception is essential for autonomous driving, as automated vehicles require a fine-grained perception of the 3D urban structures. However, existing relevant benchmarks lack diversity in urban scenes, and they only…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Xiaofeng Wang , Zheng Zhu , Wenbo Xu , Yunpeng Zhang , Yi Wei , Xu Chi , Yun Ye , Dalong Du , Jiwen Lu , Xingang Wang

Generating high-fidelity, controllable, and annotated training data is critical for autonomous driving. Existing methods typically generate a single data form directly from a coarse scene layout, which not only fails to output rich data…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Bohan Li , Jiazhe Guo , Hongsi Liu , Yingshuang Zou , Yikang Ding , Xiwu Chen , Hu Zhu , Feiyang Tan , Chi Zhang , Tiancai Wang , Shuchang Zhou , Li Zhang , Xiaojuan Qi , Hao Zhao , Mu Yang , Wenjun Zeng , Xin Jin

Conversational Search (CS) involves retrieving relevant documents from a corpus while considering the conversational context, integrating retrieval with context modeling. Recent advancements in Large Language Models (LLMs) have…

信息检索 · 计算机科学 2025-05-19 Simon Lupart , Mohammad Aliannejadi , Evangelos Kanoulas

Point clouds are crucial for capturing three-dimensional data but often suffer from incompleteness due to limitations such as resolution and occlusion. Traditional methods typically rely on point-based approaches within discriminative…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Guoqing Zhang , Jian Liu

Occupancy prediction has increasingly garnered attention in recent years for its fine-grained understanding of 3D scenes. Traditional approaches typically rely on dense, regular grid representations, which often leads to excessive…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Yuhang Lu , Xinge Zhu , Tai Wang , Yuexin Ma

Camera-based 3D semantic scene completion (SSC) provides dense geometric and semantic perception for autonomous driving. However, images provide limited information making the model susceptible to geometric ambiguity caused by occlusion and…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Meng Wang , Huilong Pi , Ruihui Li , Yunchuan Qin , Zhuo Tang , Kenli Li

Dataset distillation provides an effective approach to reduce memory and computational costs by optimizing a compact dataset that achieves performance comparable to the full original. However, for large-scale datasets and complex deep…

计算机视觉与模式识别 · 计算机科学 2025-11-14 Xinhao Zhong , Shuoyang Sun , Xulin Gu , Zhaoyang Xu , Yaowei Wang , Min Zhang , Bin Chen

3D semantic occupancy prediction offers an intuitive and efficient scene understanding and has attracted significant interest in autonomous driving perception. Existing approaches either rely on full supervision, which demands costly…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Naiyu Fang , Zheyuan Zhou , Fayao Liu , Xulei Yang , Jiacheng Wei , Lemiao Qiu , Hongsheng Li , Guosheng Lin

Autonomous navigation and exploration in unmapped environments remains a significant challenge in robotics due to the difficulty robots face in making commonsense inference of unobserved geometries. Recent advancements have demonstrated…

机器人学 · 计算机科学 2024-09-18 Alec Reed , Lorin Achey , Brendan Crowe , Bradley Hayes , Christoffer Heckman

Camera-based 3D occupancy prediction has recently garnered increasing attention in outdoor driving scenes. However, research in indoor scenes remains relatively unexplored. The core differences in indoor scenes lie in the complexity of…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Hongxiao Yu , Yuqi Wang , Yuntao Chen , Zhaoxiang Zhang

3D occupancy prediction (3DOcc) is a rapidly rising and challenging perception task in the field of autonomous driving. Existing 3D occupancy networks (OccNets) are both computationally heavy and label-hungry. In terms of model complexity,…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Yining Shi , Kun Jiang , Jinyu Miao , Ke Wang , Kangan Qian , Yunlong Wang , Jiusi Li , Tuopu Wen , Mengmeng Yang , Yiliang Xu , Diange Yang

Efficient models for remote sensing object counting are urgently required for applications in scenarios with limited computing resources, such as drones or embedded systems. A straightforward yet powerful technique to achieve this is…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Shengqin Jiang , Yuan Gao , Bowen Li , Fengna Cheng , Renlong Hang , Qingshan Liu

Recovering 3D scenes from sparse views is a challenging task due to its inherent ill-posed problem. Conventional methods have developed specialized solutions (e.g., geometry regularization or feed-forward deterministic model) to mitigate…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Hanyang Wang , Fangfu Liu , Jiawei Chi , Yueqi Duan

Human driver can easily describe the complex traffic scene by visual system. Such an ability of precise perception is essential for driver's planning. To achieve this, a geometry-aware representation that quantizes the physical 3D scene…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Chonghao Sima , Wenwen Tong , Tai Wang , Li Chen , Silei Wu , Hanming Deng , Yi Gu , Lewei Lu , Ping Luo , Dahua Lin , Hongyang Li

Dataset distillation aims to synthesize a compact proxy dataset that is unreadable or non-raw from the original dataset for privacy protection and highly efficient learning. However, previous approaches typically adopt a single-stage…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Qianxin Xia , Zhiyong Shu , Wenbo Jiang , Jiawei Du , Jielei Wang , Guoming Lu

Vision-Language Models (VLMs) have shown significant progress in open-set challenges. However, the limited availability of 3D datasets hinders their effective application in 3D scene understanding. We propose LOC, a general language-guided…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Yuhang Gao , Xiang Xiang , Sheng Zhong , Guoyou Wang

Self-supervised 3D occupancy prediction offers a promising solution for understanding complex driving scenes without requiring costly 3D annotations. However, training dense occupancy decoders to capture fine-grained geometry and semantics…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Fengyi Zhang , Xiangyu Sun , Huitong Yang , Zheng Zhang , Zi Huang , Yadan Luo

Recent advances in deep learning has lead to rapid developments in the field of image retrieval. However, the best performing architectures incur significant computational cost. Recent approaches tackle this issue using knowledge…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Zakaria Laskar , Juho Kannala