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相关论文: POS-BERT: Point Cloud One-Stage BERT Pre-Training

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Deep learning associated with neurological signals is poised to drive major advancements in diverse fields such as medical diagnostics, neurorehabilitation, and brain-computer interfaces. The challenge in harnessing the full potential of…

信号处理 · 电气工程与系统科学 2024-07-08 Di Wu , Siyuan Li , Jie Yang , Mohamad Sawan

Multi-modal pretraining for learning high-level multi-modal representation is a further step towards deep learning and artificial intelligence. In this work, we propose a novel model, namely InterBERT (BERT for Interaction), which is the…

计算与语言 · 计算机科学 2021-04-23 Junyang Lin , An Yang , Yichang Zhang , Jie Liu , Jingren Zhou , Hongxia Yang

The core of self-supervised point cloud learning lies in setting up appropriate pretext tasks, to construct a pre-training framework that enables the encoder to perceive 3D objects effectively. In this paper, we integrate two prevalent…

计算机视觉与模式识别 · 计算机科学 2025-04-07 Yun Liu , Peng Li , Xuefeng Yan , Liangliang Nan , Bing Wang , Honghua Chen , Lina Gong , Wei Zhao , Mingqiang Wei

Recently, the community has made tremendous progress in developing effective methods for point cloud video understanding that learn from massive amounts of labeled data. However, annotating point cloud videos is usually notoriously…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Zhiqiang Shen , Xiaoxiao Sheng , Hehe Fan , Longguang Wang , Yulan Guo , Qiong Liu , Hao Wen , Xi Zhou

The [CLS] token in BERT is commonly used as a fixed-length representation for classification tasks, yet prior work has shown that both other tokens and intermediate layers encode valuable contextual information. In this work, we study…

计算与语言 · 计算机科学 2025-10-15 Maike Behrendt , Stefan Sylvius Wagner , Stefan Harmeling

Contrastive learning (CL) for Vision Transformers (ViTs) in image domains has achieved performance comparable to CL for traditional convolutional backbones. However, in 3D point cloud pretraining with ViTs, masked autoencoder (MAE) modeling…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Bin Ren , Guofeng Mei , Danda Pani Paudel , Weijie Wang , Yawei Li , Mengyuan Liu , Rita Cucchiara , Luc Van Gool , Nicu Sebe

Large-scale pre-trained models like BERT, have obtained a great success in various Natural Language Processing (NLP) tasks, while it is still a challenge to adapt them to the math-related tasks. Current pre-trained models neglect the…

计算与语言 · 计算机科学 2021-05-04 Shuai Peng , Ke Yuan , Liangcai Gao , Zhi Tang

We introduce a new language representation model called BERT, which stands for Bidirectional Encoder Representations from Transformers. Unlike recent language representation models, BERT is designed to pre-train deep bidirectional…

计算与语言 · 计算机科学 2019-05-28 Jacob Devlin , Ming-Wei Chang , Kenton Lee , Kristina Toutanova

Point cloud classification refers to the process of assigning semantic labels or categories to individual points within a point cloud data structure. Recent works have explored the extension of pre-trained CLIP to 3D recognition. In this…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Shuvozit Ghose , Yang Wang

Pre-trained text encoders have rapidly advanced the state of the art on many NLP tasks. We focus on one such model, BERT, and aim to quantify where linguistic information is captured within the network. We find that the model represents the…

计算与语言 · 计算机科学 2019-08-12 Ian Tenney , Dipanjan Das , Ellie Pavlick

We propose Pixel-BERT to align image pixels with text by deep multi-modal transformers that jointly learn visual and language embedding in a unified end-to-end framework. We aim to build a more accurate and thorough connection between image…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Zhicheng Huang , Zhaoyang Zeng , Bei Liu , Dongmei Fu , Jianlong Fu

Recently, leveraging BERT pre-training to improve the phoneme encoder in text to speech (TTS) has drawn increasing attention. However, the works apply pre-training with character-based units to enhance the TTS phoneme encoder, which is…

音频与语音处理 · 电气工程与系统科学 2022-07-21 Guangyan Zhang , Kaitao Song , Xu Tan , Daxin Tan , Yuzi Yan , Yanqing Liu , Gang Wang , Wei Zhou , Tao Qin , Tan Lee , Sheng Zhao

While massively scaling both data and models have become central in NLP and 2D vision, their benefits for 3D point cloud understanding remain limited. We study the initial step of scaling 3D point cloud understanding under a realistic…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Xuweiyi Chen , Wentao Zhou , Aruni RoyChowdhury , Zezhou Cheng

In computer-aided design (CAD) community, the point cloud data is pervasively applied in reverse engineering, where the point cloud analysis plays an important role. While a large number of supervised learning methods have been proposed to…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Cheng Zhang , Jian Shi , Xuan Deng , Zizhao Wu

Despite significant progress in 3D point cloud segmentation, existing methods primarily address specific tasks and depend on explicit instructions to identify targets, lacking the capability to infer and understand implicit user intentions…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Shuting He , Henghui Ding , Xudong Jiang , Bihan Wen

Point cloud learning, especially in a self-supervised way without manual labels, has gained growing attention in both vision and learning communities due to its potential utility in a wide range of applications. Most existing generative…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Xiangdong Zhang , Shaofeng Zhang , Junchi Yan

Point cloud compression has garnered significant interest in computer vision. However, existing algorithms primarily cater to human vision, while most point cloud data is utilized for machine vision tasks. To address this, we propose a…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Lei Liu , Zhihao Hu , Zhenghao Chen

We introduce a new pre-trainable generic representation for visual-linguistic tasks, called Visual-Linguistic BERT (VL-BERT for short). VL-BERT adopts the simple yet powerful Transformer model as the backbone, and extends it to take both…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Weijie Su , Xizhou Zhu , Yue Cao , Bin Li , Lewei Lu , Furu Wei , Jifeng Dai

Large-scale language model pretraining is a very successful form of self-supervised learning in natural language processing, but it is increasingly expensive to perform as the models and pretraining corpora have become larger over time. We…

计算与语言 · 计算机科学 2023-06-07 Haoxin Li , Phillip Keung , Daniel Cheng , Jungo Kasai , Noah A. Smith

Point cloud segmentation (PCS) aims to make per-point predictions and enables robots and autonomous driving cars to understand the environment. The range image is a dense representation of a large-scale outdoor point cloud, and segmentation…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Bike Chen , Chen Gong , Antti Tikanmäki , Juha Röning