3D change detection–approaches and applications

R Qin, J Tian, P Reinartz - ISPRS Journal of Photogrammetry and Remote …, 2016 - Elsevier
Due to the unprecedented technology development of sensors, platforms and algorithms for
3D data acquisition and generation, 3D spaceborne, airborne and close-range data, in the …

Robust moving objects detection in lidar data exploiting visual cues

G Postica, A Romanoni… - 2016 IEEE/RSJ …, 2016 - ieeexplore.ieee.org
Detecting moving objects in dynamic scenes from sequences of lidar scans is an important
task in object tracking, mapping, localization, and navigation. Many works focus on changes …

Explicit 3D change detection using ray-tracing in spherical coordinates

JP Underwood, D Gillsjö, T Bailey… - 2013 IEEE international …, 2013 - ieeexplore.ieee.org
Change detection is important for autonomous perception systems that operate in dynamic
environments. Mapping and tracking components commonly handle two ends of the …

Spatial density patterns for efficient change detection in 3d environment for autonomous surveillance robots

AW Vieira, PLJ Drews… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The ability to detect changes is an essential competence that robots should possess for
increased autonomy. In several applications, such as surveillance, a robot needs to detect …

Novelty detection and segmentation based on Gaussian mixture models: A case study in 3D robotic laser mapping

P Drews-Jr, P Nunez, RP Rocha, M Campos… - Robotics and …, 2013 - Elsevier
This article proposes a framework to detect and segment changes in robotics datasets, using
3D robotic mapping as a case study. The problem is very relevant in several application …

Spatial change detection using voxel classification by normal distributions transform

U Katsura, K Matsumoto, A Kawamura… - … on Robotics and …, 2019 - ieeexplore.ieee.org
Detection of spatial change around a robot is indispensable in several robotic applications,
such as search and rescue, security, and surveillance. The present paper proposes a fast …

Removing non-static objects from 3D laser scan data

J Schauer, A Nüchter - ISPRS Journal of Photogrammetry and Remote …, 2018 - Elsevier
For the purpose of visualization and further post-processing of 3D point cloud data, it is often
desirable to remove moving objects from a given data set. Common examples for these …

Fast and adaptive 3d change detection algorithm for autonomous robots based on gaussian mixture models

P Drews, SC da Silva Filho… - … on Robotics and …, 2013 - ieeexplore.ieee.org
Nowadays, the advance of the technology allows robots to acquire dense point clouds
decreasing the price and increasing the performance. However, it is a hard task to deal with …

Efficient change detection in 3d environment for autonomous surveillance robots based on implicit volume

AW Vieira, PLJ Drews… - 2012 IEEE International …, 2012 - ieeexplore.ieee.org
The ability to detect changes in the environment is an essential trait for robots commissioned
to work in several applications. In surveillance, for instance, a robot needs to detect …

Schema matching and embedded value mapping for databases with opaque column names and mixed continuous and discrete-valued data fields

A Jaiswal, DJ Miller, P Mitra - ACM Transactions on Database Systems …, 2013 - dl.acm.org
Schema matching and value mapping across two information sources, such as databases,
are critical information aggregation tasks. Before data can be integrated from multiple tables …