Results 11 to 20 of about 59,217 (275)

Real-time visual loop-closure detection [PDF]

open access: yes2008 IEEE International Conference on Robotics and Automation, 2008
In robotic applications of visual simultaneous localization and mapping, loop-closure detection and global localization are two issues that require the capacity to recognize a previously visited place from current camera measurements. We present an online method that makes it possible to detect when an image comes from an already perceived scene using ...
Angeli, Adrien   +3 more
openaire   +7 more sources

Loop-closure principles in protein folding [PDF]

open access: yesArchives of Biochemistry and Biophysics, 2008
27 pages, 5 figures; to appear in Archives of Biochemistry and ...
Weikl, Thomas R.
openaire   +5 more sources

Original Loop-Closure Detection Algorithm for Monocular vSLAM [PDF]

open access: yes, 2017
Vision-based simultaneous localization and mapping (vSLAM) is a well-established problem in mobile robotics and monocular vSLAM is one of the most challenging variations of that problem nowadays. In this work we study one of the core post-processing optimization mechanisms in vSLAM, e.g. loop-closure detection.
Bokovoy A., Yakovlev K.
openaire   +5 more sources

Trim Loop Closure for Enhanced CAD Interoperability [PDF]

open access: yesVolume 1: 30th Design Automation Conference, 2004
The transfer of design data among different CAD systems or subsequent downstream analysis applications is critically important to the acceleration of the product development cycle. Since each vendor has its own proprietary native file format, this transfer of data among differing systems is difficult at best.
Assadi, Armand, Oliver, James
openaire   +5 more sources

Timing of Closure of a Protective Loop-Ileostomy Can Be Crucial for Restoration of a Functional Digestion

open access: yesFrontiers in Surgery, 2022
IntroductionProtective loop-ileostomy is one of the most common interventions in abdominal surgery to provide an alternative intestinal outlet until sufficient healing of a distal anastomosis has occurred.
Jens M. Werner   +5 more
doaj   +1 more source

Autonomous mobile robot with ORB-SLAM 2 [PDF]

open access: yes, 2021
In this thesis we introduced ORB-SLAM2. It is critical for a mobile robot to be able to identify revisited locations or loop closures while conducting Simultaneous Localization and Mapping (SLAM) in order to be successful during autonomous navigation ...
Salah Eddine, Benahmed
core   +1 more source

Evaluation of Tipping, Rotation and rate of space Closure Rate of Canine Retraction by friction less orthodontic techniques (An In vitro Study) [PDF]

open access: yesAl-Rafidain Dental Journal, 2006
Aim: To evaluate the effect of loops geometry (design) on the rate of space closure, degree of rotation, and degree of tipping. Materials and Methods: The sample consisted of 8 type of loops, namely vertical–loop, vertical with helix–loop, T–loop ...
Hussain A Obaidi , Omar Sabah
doaj   +1 more source

Loop Closure Detection for Mobile Robot based on Multidimensional Image Feature Fusion

open access: yesMachines, 2022
Loop closure detection is a crucial part of VSLAM. However, the traditional loop closure detection algorithms are difficult to adapt to complex and changeable scenes.
Jinming Li   +4 more
doaj   +1 more source

Resultants and loop closure [PDF]

open access: yesInternational Journal of Quantum Chemistry, 2005
AbstractThe problem of tripeptide loop closure is formulated in terms of the angles {τi}describing the orientation of each peptide unit about the virtual axis joining theCαatoms. Imposing the constraint that at the junction of two such units the bond angle between the bondsCαNandCαCis fixed at some prescribed value θ results in a system of three ...
Coutsias, E A   +3 more
openaire   +3 more sources

AirLoop: Lifelong Loop Closure Detection

open access: yes2022 International Conference on Robotics and Automation (ICRA), 2022
Loop closure detection is an important building block that ensures the accuracy and robustness of simultaneous localization and mapping (SLAM) systems. Due to their generalization ability, CNN-based approaches have received increasing attention. Although they normally benefit from training on datasets that are diverse and reflective of the environments,
Gao, Dasong   +2 more
openaire   +2 more sources

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