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In this work, we explore a multimodal semi-supervised learning approach for punctuation prediction by learning representations from large amounts of unlabelled audio and text data. Conventional approaches in speech processing typically use…

音频与语音处理 · 电气工程与系统科学 2020-08-04 Monica Sunkara , Srikanth Ronanki , Dhanush Bekal , Sravan Bodapati , Katrin Kirchhoff

The Gaussian mixture model is widely used in unsupervised learning, owing to its simplicity and interpretability. However, a fundamental limitation of the classical Gaussian mixture model is that it forces each observation to belong to…

机器学习 · 统计学 2026-04-27 Huan Qing

Deep learning based computer vision fails to work when labeled images are scarce. Recently, Meta learning algorithm has been confirmed as a promising way to improve the ability of learning from few images for computer vision. However,…

机器学习 · 计算机科学 2018-11-27 Yunxiao Qin , Chenxu Zhao , Zezheng Wang , Junliang Xing , Jun Wan , Zhen Lei

We consider the problem of referring segmentation in images and videos with natural language. Given an input image (or video) and a referring expression, the goal is to segment the entity referred by the expression in the image or video. In…

计算机视觉与模式识别 · 计算机科学 2021-02-10 Linwei Ye , Mrigank Rochan , Zhi Liu , Xiaoqin Zhang , Yang Wang

In this paper we investigate the GMM-derived (GMMD) features for adaptation of deep neural network (DNN) acoustic models. The adaptation of the DNN trained on GMMD features is done through the maximum a posteriori (MAP) adaptation of the…

音频与语音处理 · 电气工程与系统科学 2020-03-17 Natalia Tomashenko , Yuri Khokhlov , Yannick Esteve

The problem of non-rigid point set registration is a key problem for many computer vision tasks. In many cases the nature of the data or capabilities of the point detection algorithms can give us some prior information on point sets…

计算机视觉与模式识别 · 计算机科学 2018-12-17 Dmitry Lachinov , Vadim Turlapov

This paper concerns the research problem of point cloud registration to find the rigid transformation to optimally align the source point set with the target one. Learning robust point cloud registration models with deep neural networks has…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Yu Hao , Yi Fang

Referring Expression Segmentation (RES) has attracted rising attention, aiming to identify and segment objects based on natural language expressions. While substantial progress has been made in RES, the emergence of Generalized Referring…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Weize Li , Zhicheng Zhao , Haochen Bai , Fei Su

General point clouds have been increasingly investigated for different tasks, and recently Transformer-based networks are proposed for point cloud analysis. However, there are barely related works for medical point clouds, which are…

图像与视频处理 · 电气工程与系统科学 2021-12-20 Jianhui Yu , Chaoyi Zhang , Heng Wang , Dingxin Zhang , Yang Song , Tiange Xiang , Dongnan Liu , Weidong Cai

Point base registration is an important part in many machine VISIOn applications, medical diagnostics, agricultural studies etc. The goal of point set registration is to find correspondences between different data sets and estimate the…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Mohammad Sadegh Majdi , Emad Fatemizadeh

Self-supervised learning of point cloud aims to leverage unlabeled 3D data to learn meaningful representations without reliance on manual annotations. However, current approaches face challenges such as limited data diversity and inadequate…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Keyi Liu , Yeqi Luo , Weidong Yang , Jingyi Xu , Zhijun Li , Wen-Ming Chen , Ben Fei

Change-point detection (CPD) is crucial for identifying abrupt shifts in data, which influence decision-making and efficient resource allocation across various domains. To address the challenges posed by the costly and time-intensive data…

机器学习 · 计算机科学 2023-12-07 Hao Zhao , Rong Pan

Large Language Models are prone to biased predictions and hallucinations, underlining the paramount importance of understanding their model-internal reasoning process. However, achieving faithful attributions for the entirety of a black-box…

The Transformer architecture has become widely adopted due to its demonstrated success, attributed to the attention mechanism at its core. Despite these successes, the attention mechanism of Transformers is associated with two well-known…

机器学习 · 计算机科学 2024-10-22 DongNyeong Heo , Heeyoul Choi

Continual learning models for stationary data focus on learning and retaining concepts coming to them in a sequential manner. In the most generic class-incremental environment, we have to be ready to deal with classes coming one by one,…

机器学习 · 计算机科学 2023-07-11 Lukasz Korycki , Bartosz Krawczyk

Rigid registration of point clouds with partial overlaps is a longstanding problem usually solved in two steps: (a) finding correspondences between the point clouds; (b) filtering these correspondences to keep only the most reliable ones to…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Anh-Quan Cao , Gilles Puy , Alexandre Boulch , Renaud Marlet

Face recognition has made great progress with the development of deep learning. However, video face recognition (VFR) is still an ongoing task due to various illumination, low-resolution, pose variations and motion blur. Most existing…

计算机视觉与模式识别 · 计算机科学 2017-08-29 Yibo Hu , Xiang Wu , Ran He

We consider the problem of active learning for global sensitivity analysis of expensive black-box functions. Our aim is to efficiently learn the importance of different input variables, e.g., in vehicle safety experimentation, we study the…

Attention-based graph neural networks have made great progress in feature matching learning. However, insight of how attention mechanism works for feature matching is lacked in the literature. In this paper, we rethink cross- and…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yuxin Deng , Jiayi Ma

Statistical analysis of network data has attracted considerable attention in recent years, due to the rapid advancement of well-trained network models and the accessibility of large public network datasets. In this article, we propose a…

统计方法学 · 统计学 2026-04-22 Yong He , Kangxiang Qin , Haoran Tang