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We present a real-time, non-learning depth estimation method that fuses Light Detection and Ranging (LiDAR) data with stereo camera input. Our approach comprises three key techniques: Semi-Global Matching (SGM) stereo with Discrete…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Yasuhiro Yao , Ryoichi Ishikawa , Takeshi Oishi

Accurate estimation of Intrinsic Dimensionality (ID) is of crucial importance in many data mining and machine learning tasks, including dimensionality reduction, outlier detection, similarity search and subspace clustering. However, since…

Pedestrian tracking has long been considered an important problem, especially in security applications. Previously,many approaches have been proposed with various types of sensors. One popular method is Pedestrian Dead Reckoning(PDR) [1]…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Mahdi Elhousni , Xinming Huang

Developing an understanding of high-dimensional data can be facilitated by visualizing that data using dimensionality reduction. However, the low-dimensional embeddings are often difficult to interpret. To facilitate the exploration and…

机器学习 · 计算机科学 2025-04-16 Fuyin Lai , Edith Heiter , Guillaume Bied , Jefrey Lijffijt

This paper introduces ZETA, a new MATLAB library for Zonotope-based EsTimation and fAult diagnosis of discrete-time systems. It features user-friendly implementations of set representations based on zonotopes, namely zonotopes, constrained…

系统与控制 · 电气工程与系统科学 2025-04-10 Brenner S. Rego , Joseph K. Scott , Davide M. Raimondo , Marco H. Terra , Guilherme V. Raffo

Image editing and compositing have become ubiquitous in entertainment, from digital art to AR and VR experiences. To produce beautiful composites, the camera needs to be geometrically calibrated, which can be tedious and requires a physical…

In cognitive neuroscience research, Representational Dissimilarity Matrices (RDMs) are often incomplete because pairwise similarity judgments cannot always be exhaustively collected as the number of pairs rapidly increases with the number…

神经元与认知 · 定量生物学 2025-06-04 Denise Moerel , Tijl Grootswagers

With the rise in communication capacity, deep neural networks (DNN) for digital pre-distortion (DPD) to correct non-linearity in wideband power amplifiers (PAs) have become prominent. Yet, there is a void in open-source and…

机器学习 · 计算机科学 2024-09-04 Yizhuo Wu , Gagan Deep Singh , Mohammadreza Beikmirza , Leo C. N. de Vreede , Morteza Alavi , Chang Gao

Quantum embedding methods enable the study of large, strongly correlated quantum systems by (usually self-consistent) decomposition into computationally manageable subproblems, in the spirit of divide-and-conquer methods. Among these,…

强关联电子 · 物理学 2025-03-14 Alicia Negre , Fabian Faulstich , Raehyun Kim , Thomas Ayral , Lin Lin , Eric Cancès

When faced with new data, we often conduct a cluster analysis to obtain a better understanding of the data's structure and the archetypical samples present in the data. This process often includes visualization of the data, either as a way…

应用统计 · 统计学 2026-04-06 Justin Lin , Julia Fukuyama

For the task of metal artifact reduction (MAR), although deep learning (DL)-based methods have achieved promising performances, most of them suffer from two problems: 1) the CT imaging geometry constraint is not fully embedded into the…

图像与视频处理 · 电气工程与系统科学 2021-09-14 Hong Wang , Yuexiang Li , Haimiao Zhang , Jiawei Chen , Kai Ma , Deyu Meng , Yefeng Zheng

As a crucial component of most modern deep recommender systems, feature embedding maps high-dimensional sparse user/item features into low-dimensional dense embeddings. However, these embeddings are usually assigned a unified dimension,…

信息检索 · 计算机科学 2022-04-18 Liang Qu , Yonghong Ye , Ningzhi Tang , Lixin Zhang , Yuhui Shi , Hongzhi Yin

Dimensionality reduction techniques are widely used for visualizing high-dimensional data. However, support for interpreting patterns of dimension reduction results in the context of the original data space is often insufficient.…

人机交互 · 计算机科学 2024-04-15 Brian Montambault , Gabriel Appleby , Jen Rogers , Camelia D. Brumar , Mingwei Li , Remco Chang

We present a collection of algorithms which utilize dimensional reduction to perform mesh refinement and study possibly singular solutions of time-dependent partial differential equations. The algorithms are inspired by constructions used…

数值分析 · 数学 2007-06-21 Panagiotis Stinis

A main challenge for tasks on panorama lies in the distortion of objects among images. In this work, we propose a Distortion-Aware Monocular Omnidirectional (DAMO) dense depth estimation network to address this challenge on indoor panoramas…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Hong-Xiang Chen , Kunhong Li , Zhiheng Fu , Mengyi Liu , Zonghao Chen , Yulan Guo

Statistical analysis of functional data is challenging due to their complex patterns, for which functional depth provides an effective means of reflecting their ordering structure. In this work, we investigate practical aspects of the…

统计方法学 · 统计学 2026-02-27 Filip Bočinec , Stanislav Nagy , Hyemin Yeon

Different unsupervised models for dimensionality reduction like PCA, LLE, Shannon's mapping, tSNE, UMAP, etc. work on different principles, hence, they are difficult to compare on the same ground. Although they are usually good for…

统计方法学 · 统计学 2024-05-10 Subhrajyoty Roy

Dealing with uncertainty in applications of machine learning to real-life data critically depends on the knowledge of intrinsic dimensionality (ID). A number of methods have been suggested for the purpose of estimating ID, but no standard…

机器学习 · 计算机科学 2023-12-07 Jonathan Bac , Evgeny M. Mirkes , Alexander N. Gorban , Ivan Tyukin , Andrei Zinovyev

Recent advances have markedly improved the cross-scene generalization of relative depth estimation, yet its practical applicability remains limited by the absence of metric scale, local inconsistencies, and low computational efficiency. To…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Yu Ma , Zizhan Guo , Zuyi Xiong , Haoran Zhang , Yi Feng , Hongbo Zhao , Hanli Wang , Rui Fan

Similarity matching and join of time series data streams has gained a lot of relevance in today's world that has large streaming data. This process finds wide scale application in the areas of location tracking, sensor networks, object…

数据库 · 计算机科学 2013-12-11 R H Vishwanath , T V Samartha , K C Srikantaiah , K R Venugopal , L M Patnaik