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3D Multi-Object Tracking (MOT) captures stable and comprehensive motion states of surrounding obstacles, essential for robotic perception. However, current 3D trackers face issues with accuracy and latency consistency. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Xiaoyu Li , Dedong Liu , Yitao Wu , Xian Wu , Lijun Zhao , Jinghan Gao

We propose a framework for learning neural scene representations directly from images, without 3D supervision. Our key insight is that 3D structure can be imposed by ensuring that the learned representation transforms like a real 3D scene.…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Emilien Dupont , Miguel Angel Bautista , Alex Colburn , Aditya Sankar , Carlos Guestrin , Josh Susskind , Qi Shan

A fundamental problem faced by object recognition systems is that objects and their features can appear in different locations, scales and orientations. Current deep learning methods attempt to achieve invariance to local translations via…

计算机视觉与模式识别 · 计算机科学 2017-12-12 Dimitrios C. Gklezakos , Rajesh P. N. Rao

Existing shape estimation methods for deformable object manipulation suffer from the drawbacks of being off-line, model dependent, noise-sensitive or occlusion-sensitive, and thus are not appropriate for manipulation tasks requiring high…

机器人学 · 计算机科学 2018-09-27 Tao Han , Xuan Zhao , Peigen Sun , Jia Pan

Performance of neural networks can be significantly improved by encoding known invariance for particular tasks. Many image classification tasks, such as those related to cellular imaging, exhibit invariance to rotation. We present a novel…

机器学习 · 统计学 2018-06-01 Benjamin Chidester , Minh N. Do , Jian Ma

Correlation Filters (CFs) have recently demonstrated excellent performance in terms of rapidly tracking objects under challenging photometric and geometric variations. The strength of the approach comes from its ability to efficiently learn…

计算机视觉与模式识别 · 计算机科学 2017-03-23 Hamed Kiani Galoogahi , Ashton Fagg , Simon Lucey

Rotation invariance is essential for precise, object-level segmentation in UAV aerial imagery, where targets can have arbitrary orientations and exhibit fine-scale details. Conventional segmentation architectures like U-Net rely on…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Manduhu Manduhu , Alexander Dow , Gerard Dooly , James Riordan

Estimating the state of a deformable object is crucial for robotic manipulation, yet accurate tracking is challenging when the object is partially-occluded. To address this problem, we propose an occlusion-robust RGBD sequence tracking…

机器人学 · 计算机科学 2021-01-05 Cheng Chi , Dmitry Berenson

Feature fusion and similarity computation are two core problems in 3D object tracking, especially for object tracking using sparse and disordered point clouds. Feature fusion could make similarity computing more efficient by including…

计算机视觉与模式识别 · 计算机科学 2021-10-29 Yubo Cui , Zheng Fang , Jiayao Shan , Zuoxu Gu , Sifan Zhou

X-ray phase-contrast imaging offers enhanced sensitivity for weakly-attenuating materials, such as breast and brain tissue, but has yet to be widely implemented clinically due to high coherence requirements and expensive x-ray optics.…

医学物理 · 物理学 2023-05-04 Serena Qinyun Z. Shi , Nadav Shapira , Peter B. Noël , Sebastian Meyer

Object tracking is challenging as target objects often undergo drastic appearance changes over time. Recently, adaptive correlation filters have been successfully applied to object tracking. However, tracking algorithms relying on highly…

计算机视觉与模式识别 · 计算机科学 2018-03-26 Chao Ma , Jia-Bin Huang , Xiaokang Yang , Ming-Hsuan Yang

Image convolution is widely used for sharpening, blurring and edge detection. In this paper, we review two common algorithms for convolving a 2D image by a separable kernel (filter). After optimising the naive codes using loop unrolling and…

分布式、并行与集群计算 · 计算机科学 2017-11-28 Ashkan Tousimojarad , Wim Vanderbauwhede , W Paul Cockshott

Visual object tracking is a fundamental and time-critical vision task. Recent years have seen many shallow tracking methods based on real-time pixel-based correlation filters, as well as deep methods that have top performance but need a…

计算机视觉与模式识别 · 计算机科学 2017-09-15 Chen Huang , Simon Lucey , Deva Ramanan

This paper addresses recursive markerless estimation of a robot's end-effector using visual observations from its cameras. The problem is formulated into the Bayesian framework and addressed using Sequential Monte Carlo (SMC) filtering. We…

机器人学 · 计算机科学 2021-06-30 Claudio Fantacci , Ugo Pattacini , Vadim Tikhanoff , Lorenzo Natale

Applying feature dependent network weights have been proved to be effective in many fields. However, in practice, restricted by the enormous size of model parameters and memory footprints, scalable and versatile dynamic convolutions with…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Ze Wang , Zichen Miao , Jun Hu , Qiang Qiu

Transfer learning has gained attention in medical image analysis due to limited annotated 3D medical datasets for training data-driven deep learning models in the real world. Existing 3D-based methods have transferred the pre-trained models…

计算机视觉与模式识别 · 计算机科学 2021-04-29 Eunji Jun , Seungwoo Jeong , Da-Woon Heo , Heung-Il Suk

Particle tracking is a powerful biophysical tool that requires conversion of large video files into position time series, i.e. traces of the species of interest for data analysis. Current tracking methods, based on a limited set of input…

定量方法 · 定量生物学 2018-10-09 Jay M. Newby , Alison M. Schaefer , Phoebe T. Lee , M. Gregory Forest , Samuel K. Lai

This paper proposes to use Fast Fourier Transformation-based U-Net (a refined fully convolutional networks) and perform image convolution in neural networks. Leveraging the Fast Fourier Transformation, it reduces the image convolution costs…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Varsha Nair , Moitrayee Chatterjee , Neda Tavakoli , Akbar Siami Namin , Craig Snoeyink

Visual tracking is a fundamental problem in computer vision. Recently, some deep-learning-based tracking algorithms have been achieving record-breaking performances. However, due to the high complexity of deep learning, most deep trackers…

计算机视觉与模式识别 · 计算机科学 2017-01-04 Xinyu Wang , Hanxi Li , Yi Li , Fumin Shen , Fatih Porikli

Multi-modal sensor fusion in Bird's Eye View (BEV) representation has become the leading approach for 3D object detection. However, existing methods often rely on depth estimators or transformer encoders to transform image features into BEV…

计算机视觉与模式识别 · 计算机科学 2025-07-14 Yongjin Lee , Hyeon-Mun Jeong , Yurim Jeon , Sanghyun Kim