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Sliding-window object detectors that generate bounding-box object predictions over a dense, regular grid have advanced rapidly and proven popular. In contrast, modern instance segmentation approaches are dominated by methods that first…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Xinlei Chen , Ross Girshick , Kaiming He , Piotr Dollár

We construct optimal low-rank approximations for the Gaussian posterior distribution in linear Gaussian inverse problems with possibly infinite-dimensional separable Hilbert parameter spaces and finite-dimensional data spaces. We first…

统计理论 · 数学 2026-04-09 Giuseppe Carere , Han Cheng Lie

We present a scalable method for detecting objects and estimating their 3D poses in RGB-D data. To this end, we rely on an efficient representation of object views and employ hashing techniques to match these views against the input frame…

计算机视觉与模式识别 · 计算机科学 2016-07-21 Wadim Kehl , Federico Tombari , Nassir Navab , Slobodan Ilic , Vincent Lepetit

With the rapid development of detectors, Bounding Box Regression (BBR) loss function has constantly updated and optimized. However, the existing IoU-based BBR still focus on accelerating convergence by adding new loss terms, ignoring the…

计算机视觉与模式识别 · 计算机科学 2024-01-15 Hao Zhang , Cong Xu , Shuaijie Zhang

Ensuring robust 3D object detection and localization is crucial for many applications in robotics and autonomous driving. Recent models, however, face difficulties in maintaining high performance when applied to domains with differing…

3D Gaussian Splatting (3DGS) has become a powerful representation for image-based object reconstruction, yet its performance drops sharply in sparse-view settings. Prior works address this limitation by employing diffusion models to repair…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Hung Nguyen , Runfa Li , An Le , Truong Nguyen

Despite the advancements in quality and efficiency achieved by 3D Gaussian Splatting (3DGS) in 3D scene rendering, aliasing artifacts remain a persistent challenge. Existing approaches primarily rely on low-pass filtering to mitigate…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Zhenya Yang , Bingchen Gong , Kai Chen

In the realm of aerial image analysis, object detection plays a pivotal role, with significant implications for areas such as remote sensing, urban planning, and disaster management. This study addresses the inherent challenges in this…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Ahmed Sharshar , Aleksandr Matsun

Accurate quantification of uncertainty in neural network predictions remains a central challenge for scientific applications involving high-dimensional, correlated data. While existing methods capture either aleatoric or epistemic…

机器学习 · 计算机科学 2025-08-26 Harrison J. Goldwyn , Mitchell Krock , Johann Rudi , Daniel Getter , Julie Bessac

3D Gaussian splatting (3DGS) has shown promising results in image rendering and surface reconstruction. However, its potential in volumetric reconstruction tasks, such as X-ray computed tomography, remains under-explored. This paper…

图像与视频处理 · 电气工程与系统科学 2024-10-29 Ruyi Zha , Tao Jun Lin , Yuanhao Cai , Jiwen Cao , Yanhao Zhang , Hongdong Li

Object detection is an important task in computer vision which serves a lot of real-world applications such as autonomous driving, surveillance and robotics. Along with the rapid thrive of large-scale data, numerous state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Trong Huy Phan , Kazuma Yamamoto

Recent object detectors use four-coordinate bounding box (bbox) regression to predict object locations. Providing additional information indicating the object positions and coordinates will improve detection performance. Thus, we propose…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Ba Rom Kang , Ha Young Kim

Skins wrapping around our bodies, leathers covering over the sofa, sheet metal coating the car - it suggests that objects are enclosed by a series of continuous surfaces, which provides us with informative geometry prior for objectness…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Hongru Yan , Yu Zheng , Yueqi Duan

3D Gaussian Splatting algorithms excel in novel view rendering applications and have been adapted to extend the capabilities of traditional SLAM systems. However, current Gaussian Splatting SLAM methods, designed mainly for hand-held RGB or…

机器人学 · 计算机科学 2024-10-01 Zunjie Zhu , Youxu Fang , Xin Li , Chengang Yan , Feng Xu , Chau Yuen , Yanyan Li

One-stage detector basically formulates object detection as dense classification and localization. The classification is usually optimized by Focal Loss and the box location is commonly learned under Dirac delta distribution. A recent trend…

计算机视觉与模式识别 · 计算机科学 2020-06-09 Xiang Li , Wenhai Wang , Lijun Wu , Shuo Chen , Xiaolin Hu , Jun Li , Jinhui Tang , Jian Yang

A distributed inference scheme which uses bounded transmission functions over a Gaussian multiple access channel is considered. When the sensor measurements are decreasingly reliable as a function of the sensor index, the conditions on the…

分布式、并行与集群计算 · 计算机科学 2015-06-16 Sivaraman Dasarathan , Cihan Tepedelenlioglu

Object detectors have achieved remarkable performance in many applications; however, these deep learning models are typically designed under the i.i.d. assumption, meaning they are trained and evaluated on data sampled from the same…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Sara Al-Emadi , Yin Yang , Ferda Ofli

As a fundamental problem in computer vision, 3D object detection is experiencing rapid growth. To extract the point-wise features from the irregularly and sparsely distributed points, previous methods usually take a feature grouping module…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Haiyang Wang , Shaoshuai Shi , Ze Yang , Rongyao Fang , Qi Qian , Hongsheng Li , Bernt Schiele , Liwei Wang

We present a novel method to infer, in closed-form, a general 3D spatial occupancy and orientation of a collection of rigid objects given 2D image detections from a sequence of images. In particular, starting from 2D ellipses fitted to…

计算机视觉与模式识别 · 计算机科学 2015-07-21 Cosimo Rubino , Marco Crocco , Alessandro Perina , Vittorio Murino , Alessio Del Bue

2D object proposals, quickly detected regions in an image that likely contain an object of interest, are an effective approach for improving the computational efficiency and accuracy of object detection in color images. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Ramanpreet Singh Pahwa , Jiangbo Lu , Nianjuan Jiang , Tian Tsong Ng , Minh N. Do
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