Results 51 to 60 of about 44,341 (303)

Self localization and mapping using optical and thermal imagery [PDF]

open access: yes, 2011
Given a mobile robot starting from an unknown position in an unknown environment, with the task of explores the surroundings, it has to be able to build an environmental map and localize itself inside that map.
Magnabosco, Marina
core  

Robust Stereo Visual-Inertial Odometry Using Nonlinear Optimization

open access: yesSensors, 2019
The fusion of visual and inertial odometry has matured greatly due to the complementarity of the two sensors. However, the use of high-quality sensors and powerful processors in some applications is difficult due to size and cost limitations, and there ...
Shujun Ma   +3 more
doaj   +1 more source

Vision-based simultaneous localization and mapping in changing outdoor environments [PDF]

open access: yes, 2014
For robots operating in outdoor environments, a number of factors, including weather, time of day, rough terrain, high speeds, and hardware limitations, make performing vision-based simultaneous localization and mapping with current techniques infeasible
Milford, Michael   +3 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Feature extraction and matching combined with depth information in visual simultaneous localization and mapping

open access: yesInternational Journal of Advanced Robotic Systems, 2023
Estimating the camera trajectories is very important for the performance of visual simultaneous localization and mapping. However, visual simultaneous localization and mapping systems based on RGB image are generally not robust in complex situations such
Yunpeng Sun, Xiaoli Li
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Cartographer SLAM Method for Optimization with an Adaptive Multi-Distance Scan Scheduler

open access: yesApplied Sciences, 2020
This paper presents the use of Google’s simultaneous localization and mapping (SLAM) technique, namely Cartographer, and adaptive multistage distance scheduler (AMDS) to improve the processing speed.
Abdurahman Dwijotomo   +4 more
doaj   +1 more source

Simultaneous Localization and Mapping with Stereo Vision [PDF]

open access: yes2006 9th International Conference on Control, Automation, Robotics and Vision, 2006
In the simultaneous localization and mapping (SLAM) problem, a mobile robot must build a map of its environment while simultaneously determining its location within that map. We propose a new algorithm, for visual SLAM (VSLAM), in which the robot's only sensory information is video imagery.
Matthew N. Dailey, Manukid Parnichkun
openaire   +1 more source

Localisation and Mapping Using a Laser Range Finder: A Goal-Seeking Approach [PDF]

open access: yes, 2009
In this paper we examine the problem of localisation and mapping of an unknown environment using data from a laser range finder. In order to support our method we detect landmarks in the environment using the same laser finder.
Sotirios Ch. Diamantas   +3 more
core   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

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