Results 51 to 60 of about 529,491 (346)

Closed loop ranging system Patent [PDF]

open access: yes, 1967
Closed loop radio communication ranging system to determine distance between moving airborne vehicle and fixed ground ...
Bunce, R. C.
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Experimental evaluation of the parameter-based closed-loop transfer function identification for electro-hydraulic servo systems

open access: yesAdvances in Mechanical Engineering, 2016
Closed-loop systems of an electro-hydraulic servo system including position, acceleration, and force closed-loop systems and their closed-loop transfer functions based on parameter model are adaptive identified using a recursive extended least-squares ...
Guang-Da Liu, Ge Li, Gang Shen
doaj   +1 more source

Closing loops without places

open access: yes2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010
This paper proposes a new topo-metric representation of the world based on co-visibility that simplifies data association and improves the performance of appearance-based recognition. We introduce the concept of dynamic bagof-words, which is a novel form of query expansion based on finding cliques in the landmark co-visibility graph.
Mei, C, Sibley, G, Newman, P, IEEE
openaire   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Performance analysis of battery E-vehicle system using open loop and closed loop application

open access: yesMeasurement: Sensors
Electric vehicle (E-vehicle) will be an alternate transportation vehicle in this world due to unavailability of fossil fuel. The CO2 emissions from fossil fuel based vehicle have been considerably reduced.
S. Amosedinakaran   +5 more
doaj   +1 more source

Design of asynchronous supervisors [PDF]

open access: yes, 2009
One of the main drawbacks while implementing the interaction between a plant and a supervisor, synthesised by the supervisory control theory of \citeauthor{RW:1987}, is the inexact synchronisation.
Baeten, Jos   +2 more
core   +1 more source

Planetary Radio Interferometry and Doppler Experiment (PRIDE) Technique: a Test Case of the Mars Express Phobos Fly-by. 2. Doppler tracking: Formulation of observed and computed values, and noise budget [PDF]

open access: yes, 2017
Context. Closed-loop Doppler data obtained by deep space tracking networks (e.g., NASA's DSN and ESA's Estrack) are routinely used for navigation and science applications.
Bocanegra-Bahamón, T. M.   +7 more
core   +3 more sources

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Control analysis and experimental verification of a practical dc–dc boost converter

open access: yesJournal of Electrical Systems and Information Technology, 2015
This paper presents detailed open loop and closed loop analysis on boost dc–dc converter for both voltage mode control and current mode control. Here the boost dc–dc converter is a practical converter considering all possible parasitic elements like ESR ...
Saswati Swapna Dash, Byamakesh Nayak
doaj   +1 more source

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