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Stable diffusion networks have emerged as a groundbreaking development for their ability to produce realistic and detailed visual content. This characteristic renders them ideal decoders, capable of producing high-quality and aesthetically…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Kai Liu , Kang You , Pan Gao

Geometry-based point cloud compression (G-PCC), an international standard designed by MPEG, provides a generic framework for compressing diverse types of point clouds while ensuring interoperability across applications and devices. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Wanhao Ma , Wei Zhang , Shuai Wan , Fuzheng Yang

3D instance segmentation is crucial for obtaining an understanding of a point cloud scene. This paper presents a novel neural network architecture for performing instance segmentation on 3D point clouds. We propose to jointly learn…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Remco Royen , Leon Denis , Adrian Munteanu

With the increasing deployment of generative machine learning models in privacy-sensitive domains such as healthcare and personalized services, ensuring secure inference has become a critical challenge. Secure multi-party computation (MPC)…

Machine Learning · Computer Science 2025-08-05 Tianpei Lu , Bingsheng Zhang , Lekun Peng , Bowen Zheng , Lichun Li , Kui Ren

To encode point clouds containing both geometry and attributes, most learning-based compression schemes treat geometry and attribute coding separately, employing distinct encoders and decoders. This not only increases computational…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Kai Hsiang Hsieh , Monyneath Yim , Jui Chiu Chiang

In this paper, we propose a multi-resolution deep-learning architecture to semantically segment dense large-scale pointclouds. Dense pointcloud data require a computationally expensive feature encoding process before semantic segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Liuyue Xie , Tomotake Furuhata , Kenji Shimada

The rapid growth of 3D point cloud data, driven by applications in autonomous driving, robotics, and immersive environments, has led to criticals demand for efficient compression and quality assessment techniques. Unlike traditional 2D…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Yiling Xu , Yujie Zhang , Shuting Xia , Kaifa Yang , He Huang , Ziyu Shan , Wenjie Huang , Qi Yang , Le Yang

Digital dentistry has made significant advancements, yet numerous challenges remain. This paper introduces the FDI 16 dataset, an extensive collection of tooth meshes and point clouds. Additionally, we present a novel approach: Variational…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Johan Ziruo Ye , Thomas Ørkild , Peter Lempel Søndergaard , Søren Hauberg

Neural networks have shown great performance in cognitive tasks. When deploying network models on mobile devices with limited resources, weight quantization has been widely adopted. Binary quantization obtains the highest compression but…

Computer Vision and Pattern Recognition · Computer Science 2018-11-14 Hsin-Pai Cheng , Yuanjun Huang , Xuyang Guo , Yifei Huang , Feng Yan , Hai Li , Yiran Chen

With the popularity of the recent Transformer-based models represented by BERT, GPT-3 and ChatGPT, there has been state-of-the-art performance in a range of natural language processing tasks. However, the massive computations, huge memory…

Computation and Language · Computer Science 2023-04-04 Gaochen Dong , Wei Chen

Recently, learned image compression has attracted considerable attention due to its superior performance over traditional methods. However, most existing approaches employ a single entropy model to estimate the probability distribution of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Chunhang Zheng , Zichang Ren , Dou Li

The continual improvement of 3D sensors has driven the development of algorithms to perform point cloud analysis. In fact, techniques for point cloud classification and segmentation have in recent years achieved incredible performance…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Junming Zhang , Weijia Chen , Yuping Wang , Ram Vasudevan , Matthew Johnson-Roberson

High-efficient image compression is a critical requirement. In several scenarios where multiple modalities of data are captured by different sensors, the auxiliary information from other modalities are not fully leveraged by existing…

Image and Video Processing · Electrical Eng. & Systems 2024-12-17 Ziqun Li , Qi Zhang , Xiaofeng Huang , Zhao Wang , Siwei Ma , Wei Yan

Most algorithms that rely on deep learning-based approaches to generate 3D point sets can only produce clouds containing fixed number of points. Furthermore, they typically require large networks parameterized by many weights, which makes…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Edoardo Remelli , Pierre Baque , Pascal Fua

This paper presents a novel mixed-precision quantization approach for speech foundation models that tightly integrates mixed-precision learning and quantized model parameter estimation into one single model compression stage. Experiments…

In point cloud compression, exploiting temporal redundancy for inter predictive coding is challenging because of the irregular geometry. This paper proposes an efficient block-based inter-coding scheme for color attribute compression. The…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Haoran Hong , Eduardo Pavez , Antonio Ortega , Ryosuke Watanabe , Keisuke Nonaka

3D dynamic point cloud (DPC) compression relies on mining its temporal context, which faces significant challenges due to DPC's sparsity and non-uniform structure. Existing methods are limited in capturing sufficient temporal dependencies.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-17 Shuting Xia , Tingyu Fan , Yiling Xu , Jenq-Neng Hwang , Zhu Li

PQuantML is a new open-source, hardware-aware neural network model compression library tailored to end-to-end workflows. Motivated by the need to deploy performant models to environments with strict latency constraints, PQuantML simplifies…

Point cloud compression often introduces noticeable reconstruction artifacts, which makes quality enhancement necessary. Existing approaches typically assume prior knowledge of the distortion level and train multiple models with identical…

Image and Video Processing · Electrical Eng. & Systems 2026-03-26 Tian Guo , Hui Yuan , Chang Sun , Wei Zhang , Raouf Hamzaoui , Sam Kwong

Machine-learning-based interatomic potential energy surface (PES) models are revolutionizing the field of molecular modeling. However, although much faster than electronic structure schemes, these models suffer from costly computations via…

Computational Physics · Physics 2022-08-08 Denghui Lu , Wanrun Jiang , Yixiao Chen , Linfeng Zhang , Weile Jia , Han Wang , Mohan Chen