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Adversarial attacks on point clouds often impose strict geometric constraints to preserve plausibility; however, such constraints inherently limit transferability and undefendability. While deformation offers an alternative, existing…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Keke Tang , Ziyong Du , Weilong Peng , Xiaofei Wang , Peican Zhu , Ligang Liu , Zhihong Tian

Standard convolutional neural networks assume a grid structured input is available and exploit discrete convolutions as their fundamental building blocks. This limits their applicability to many real-world applications. In this paper we…

计算机视觉与模式识别 · 计算机科学 2021-01-19 Shenlong Wang , Simon Suo , Wei-Chiu Ma , Andrei Pokrovsky , Raquel Urtasun

We introduce a deep and light-weight transformer, DeLighT, that delivers similar or better performance than standard transformer-based models with significantly fewer parameters. DeLighT more efficiently allocates parameters both (1) within…

机器学习 · 计算机科学 2021-02-15 Sachin Mehta , Marjan Ghazvininejad , Srinivasan Iyer , Luke Zettlemoyer , Hannaneh Hajishirzi

Use denoising diffusion implicit model for bridge-type innovation. The process of adding noise and denoising to an image can be likened to the process of a corpse rotting and a detective restoring the scene of a victim being killed, to help…

机器学习 · 计算机科学 2024-02-13 Hongjun Zhang

8-bit integer inference, as a promising direction in reducing both the latency and storage of deep neural networks, has made great progress recently. On the other hand, previous systems still rely on 32-bit floating point for certain…

计算与语言 · 计算机科学 2020-09-21 Ye Lin , Yanyang Li , Tengbo Liu , Tong Xiao , Tongran Liu , Jingbo Zhu

Our world is ambiguous and this is reflected in the data we use to train our algorithms. This is particularly true when we try to model natural processes where collected data is affected by noisy measurements and differences in measurement…

机器学习 · 计算机科学 2023-07-19 Jörg K. H. Franke , Frederic Runge , Frank Hutter

Transformer is the state-of-the-art model in recent machine translation evaluations. Two strands of research are promising to improve models of this kind: the first uses wide networks (a.k.a. Transformer-Big) and has been the de facto…

计算与语言 · 计算机科学 2019-06-06 Qiang Wang , Bei Li , Tong Xiao , Jingbo Zhu , Changliang Li , Derek F. Wong , Lidia S. Chao

We present a new deep unfolding network for analysis-sparsity-based Compressed Sensing. The proposed network coined Decoding Network (DECONET) jointly learns a decoder that reconstructs vectors from their incomplete, noisy measurements and…

信息论 · 计算机科学 2023-06-21 Vicky Kouni , Yannis Panagakis

Convolutional Neural Networks (CNN) have been successful in processing data signals that are uniformly sampled in the spatial domain (e.g., images). However, most data signals do not natively exist on a grid, and in the process of being…

计算机视觉与模式识别 · 计算机科学 2019-01-09 Chiyu "Max" Jiang , Dequan Wang , Jingwei Huang , Philip Marcus , Matthias Nießner

Lossy compression introduces complex compression artifacts, particularly blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restore sharpened…

计算机视觉与模式识别 · 计算机科学 2016-08-10 Ke Yu , Chao Dong , Chen Change Loy , Xiaoou Tang

We present a new distributed representation in deep neural nets wherein the information is represented in native form as a matrix. This differs from current neural architectures that rely on vector representations. We consider matrices as…

机器学习 · 计算机科学 2018-02-06 Kien Do , Truyen Tran , Svetha Venkatesh

Learning representations for structured data with certain geometries (e.g., observed or unobserved) is a fundamental challenge, wherein message passing neural networks (MPNNs) have become a de facto class of model solutions. In this paper,…

机器学习 · 计算机科学 2025-07-02 Qitian Wu , David Wipf , Junchi Yan

We propose an end-to-end deep learning framework that comprehensively solves the inverse wave scattering problem across all length scales. Our framework consists of the newly introduced wide-band butterfly network coupled with a simple…

数值分析 · 数学 2021-06-03 Matthew Li , Laurent Demanet , Leonardo Zepeda-Núñez

For sequence models with large vocabularies, a majority of network parameters lie in the input and output layers. In this work, we describe a new method, DeFINE, for learning deep token representations efficiently. Our architecture uses a…

计算与语言 · 计算机科学 2020-02-07 Sachin Mehta , Rik Koncel-Kedziorski , Mohammad Rastegari , Hannaneh Hajishirzi

Calibration of neural networks is a topical problem that is becoming more and more important as neural networks increasingly underpin real-world applications. The problem is especially noticeable when using modern neural networks, for which…

机器学习 · 计算机科学 2023-08-29 Ondrej Bohdal , Yongxin Yang , Timothy Hospedales

The superior performance of Deformable Convolutional Networks arises from its ability to adapt to the geometric variations of objects. Through an examination of its adaptive behavior, we observe that while the spatial support for its neural…

计算机视觉与模式识别 · 计算机科学 2018-11-29 Xizhou Zhu , Han Hu , Stephen Lin , Jifeng Dai

Despite the prevalence and significance of tabular data across numerous industries and fields, it has been relatively underexplored in the realm of deep learning. Even today, neural networks are often overshadowed by techniques such as…

机器学习 · 计算机科学 2024-07-19 Andreas Voskou , Charalambos Christoforou , Sotirios Chatzis

Deep neural networks are increasingly used on mobile devices, where computational resources are limited. In this paper we develop CondenseNet, a novel network architecture with unprecedented efficiency. It combines dense connectivity with a…

计算机视觉与模式识别 · 计算机科学 2018-06-08 Gao Huang , Shichen Liu , Laurens van der Maaten , Kilian Q. Weinberger

Point cloud is an important type of geometric data structure. Due to its irregular format, most researchers transform such data to regular 3D voxel grids or collections of images. This, however, renders data unnecessarily voluminous and…

计算机视觉与模式识别 · 计算机科学 2017-04-12 Charles R. Qi , Hao Su , Kaichun Mo , Leonidas J. Guibas

We propose a surface fitting method for unstructured 3D point clouds. This method, called DeepFit, incorporates a neural network to learn point-wise weights for weighted least squares polynomial surface fitting. The learned weights act as a…

计算机视觉与模式识别 · 计算机科学 2020-03-25 Yizhak Ben-Shabat , Stephen Gould