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Accurately localizing two-dimensional (2D) ultrasound (US) fetal brain images in the 3D brain, using minimal computational resources, is an important task for automated US analysis of fetal growth and development. We propose an…

图像与视频处理 · 电气工程与系统科学 2024-07-09 Jayroop Ramesh , Nicola K Dinsdale , the INTERGROWTH-21st Consortium , Pak-Hei Yeung , Ana IL Namburete

This paper addresses the challenge of viewing and navigating Bayesian networks as their structural size and complexity grow. Starting with a review of the state of the art of visualizing Bayesian networks, an area which has largely been…

人工智能 · 计算机科学 2017-07-05 Clifford Champion , Charles Elkan

Bayesian Optimization (BO) is a powerful tool for optimizing complex non-linear systems. However, its performance degrades in high-dimensional problems with tightly coupled parameters and highly asymmetric objective landscapes, where…

机器学习 · 计算机科学 2026-02-12 Aashwin Mishra , Matt Seaberg , Ryan Roussel , Daniel Ratner , Apurva Mehta

Bayesian optimization (BO) is a powerful approach for seeking the global optimum of expensive black-box functions and has proven successful for fine tuning hyper-parameters of machine learning models. However, BO is practically limited to…

机器学习 · 统计学 2020-09-28 Riccardo Moriconi , Marc P. Deisenroth , K. S. Sesh Kumar

We present a visual localization framework based on novel deep attention aware features for autonomous driving that achieves centimeter level localization accuracy. Conventional approaches to the visual localization problem rely on…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Yao Zhou , Guowei Wan , Shenhua Hou , Li Yu , Gang Wang , Xiaofei Rui , Shiyu Song

Detecting and localizing objects in space is a fundamental computer vision problem. While much progress has been made to solve 2D object detection, 3D object localization is much less explored and far from solved, especially for open-world…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Daniel DeTone , Tianwei Shen , Fan Zhang , Lingni Ma , Julian Straub , Richard Newcombe , Jakob Engel

Video object segmentation (VOS) is an essential part of autonomous vehicle navigation. The real-time speed is very important for the autonomous vehicle algorithms along with the accuracy metric. In this paper, we propose a semi-supervised…

计算机视觉与模式识别 · 计算机科学 2021-10-29 Yaochen Li , Yuhui Hong , Yonghong Song , Chao Zhu , Ying Zhang , Ruihao Wang

In this vision paper, we propose a shift in perspective for improving the effectiveness of similarity search. Rather than focusing solely on enhancing the data quality, particularly machine learning-generated embeddings, we advocate for a…

数据库 · 计算机科学 2023-08-03 Renzhi Wu , Jingfan Meng , Jie Jeff Xu , Huayi Wang , Kexin Rong

The optimization of high-dimensional black-box functions is a challenging problem. When a low-dimensional linear embedding structure can be assumed, existing Bayesian optimization (BO) methods often transform the original problem into…

机器学习 · 统计学 2022-11-03 Shuhei A. Horiguchi , Tomoharu Iwata , Taku Tsuzuki , Yosuke Ozawa

Current object detection frameworks mainly rely on bounding box regression to localize objects. Despite the remarkable progress in recent years, the precision of bounding box regression remains unsatisfactory, hence limiting performance in…

计算机视觉与模式识别 · 计算机科学 2020-08-27 Jiaqi Wang , Wenwei Zhang , Yuhang Cao , Kai Chen , Jiangmiao Pang , Tao Gong , Jianping Shi , Chen Change Loy , Dahua Lin

Classic embedded feature selection algorithms are often divided in two large groups: tree-based algorithms and lasso variants. Both approaches are focused in different aspects: while the tree-based algorithms provide a clear explanation…

机器学习 · 计算机科学 2020-12-15 Brais Cancela , Verónica Bolón-Canedo , Amparo Alonso-Betanzos

Hybrid pipelines that combine deep learning with classical optimization have established themselves as the dominant approach to visual odometry (VO). By integrating neural network predictions with bundle adjustment, these models estimate…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Vlardimir Yugay , Duy-Kien Nguyen , Theo Gevers , Cees G. M. Snoek , Martin R. Oswald

Several fundamental problems in science and engineering consist of global optimization tasks involving unknown high-dimensional (black-box) functions that map a set of controllable variables to the outcomes of an expensive experiment.…

机器学习 · 计算机科学 2023-09-15 Mohamed Aziz Bhouri , Michael Joly , Robert Yu , Soumalya Sarkar , Paris Perdikaris

Bayesian model selection provides a powerful framework for objectively comparing models directly from observed data, without reference to ground truth data. However, Bayesian model selection requires the computation of the marginal…

统计方法学 · 统计学 2024-01-17 Xiaohao Cai , Jason D. McEwen , Marcelo Pereyra

Object detection systems based on the deep convolutional neural network (CNN) have recently made ground- breaking advances on several object detection benchmarks. While the features learned by these high-capacity neural networks are…

计算机视觉与模式识别 · 计算机科学 2016-01-15 Yuting Zhang , Kihyuk Sohn , Ruben Villegas , Gang Pan , Honglak Lee

In this paper, we tackle the task of estimating the 3D orientation of previously-unseen objects from monocular images. This task contrasts with the one considered by most existing deep learning methods which typically assume that the…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Chen Zhao , Yinlin Hu , Mathieu Salzmann

We present a novel efficient object detection and localization framework based on the probabilistic bisection algorithm. A Convolutional Neural Network (CNN) is trained and used as a noisy oracle that provides answers to input query images.…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Athanasios Tsiligkaridis , Theodoros Tsiligkaridis

The goal of the Step Grounding task is to locate temporal boundaries of activities based on natural language descriptions. This technical report introduces a Bayesian-VSLNet to address the challenge of identifying such temporal segments in…

计算机视觉与模式识别 · 计算机科学 2024-06-17 Carlos Plou , Lorenzo Mur-Labadia , Ruben Martinez-Cantin , Ana C. Murillo

Cross-view geo-localization aims at localizing a ground-level query image by matching it to its corresponding geo-referenced aerial view. In real-world scenarios, the task requires accommodating diverse ground images captured by users with…

计算机视觉与模式识别 · 计算机科学 2024-09-06 Li Mi , Chang Xu , Javiera Castillo-Navarro , Syrielle Montariol , Wen Yang , Antoine Bosselut , Devis Tuia

We propose a simple, fast, and accurate one-stage approach to visual grounding, inspired by the following insight. The performances of existing propose-and-rank two-stage methods are capped by the quality of the region candidates they…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Zhengyuan Yang , Boqing Gong , Liwei Wang , Wenbing Huang , Dong Yu , Jiebo Luo