Results 11 to 20 of about 977,786 (269)

Dynamic normal forms and dynamic characteristic polynomial

open access: yesTheoretical Computer Science, 2008
We present the first fully dynamic algorithm for computing the characteristic polynomial of a matrix. In the generic symmetric case our algorithm supports rank-one updates in O(n^2 log n) randomized time and queries in constant time, whereas in the general case the algorithm works in O(n^2 k log n) randomized time, where k is the number of invariant ...
Frandsen, Gudmund Skovbjerg   +1 more
openaire   +1 more source

Dynamic characteristics of oxygen consumption [PDF]

open access: yesBioMedical Engineering OnLine, 2018
Previous studies have indicated that oxygen uptake ([Formula: see text]) is one of the most accurate indices for assessing the cardiorespiratory response to exercise. In most existing studies, the response of [Formula: see text] is often roughly modelled as a first-order system due to the inadequate stimulation and low signal to noise ratio.
Ye, Lin   +5 more
openaire   +4 more sources

Dynamic Stability Characteristics of Aircraft and Dynamics of Pilot

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, 2002
Dynamics of pilot was studied quantitatively in relation to the change of dynamic stability characteristics of aircraft. Three pilot conducted bank control on flight simulator which simulate aircraft dynamics with large variety of dutch roll characteristics, and data was acquired.
KATO, Akio   +2 more
openaire   +3 more sources

A characteristic dynamic mode decomposition [PDF]

open access: yesTheoretical and Computational Fluid Dynamics, 2019
Temporal or spatial structures are readily extracted from complex data by modal decompositions like Proper Orthogonal Decomposition (POD) or Dynamic Mode Decomposition (DMD). Subspaces of such decompositions serve as reduced order models and define either spatial structures in time or temporal structures in space.
Sesterhenn, Jörn, Shahirpour, Amir
openaire   +2 more sources

Dynamic Characteristics in the Nearshore Area

open access: yesCoastal Engineering 1980, 1980
A detailed discussion is made on the dynamic characteristics of waves and wave-induced currents in the nearshore area by using the laboratory and field investigation data collected during the last few years. The main purposes of this paper are to get the insight on the precise mechanism of the nearshore dynamic phenomena and to evaluate critically the ...
Kiyoshi Horikawa, Masahiko Isobe
openaire   +2 more sources

Characteristics of the Dynamic of Mobile Networks [PDF]

open access: yes, 2010
We propose in this paper a novel framework for the study of dynamic mobility networks. We address the characterization of dynamics by proposing an in-depth description and analysis of two real-world data sets. We show in particular that links creation and deletion processes are independent of other graph properties and that such networks exhibit a ...
Borgnat, Pierre   +3 more
openaire   +2 more sources

Effects of dynamic characteristics of a pipe network on indoor temperature of households

open access: yesFrontiers in Energy Research, 2023
District heating has always been regarded as a convenient and environmentally friendly heating method. However, the district heating process involves a considerable amount of wasted energy.
Yadong Chen   +6 more
doaj   +1 more source

Studii şi experimentări privind caracteristicile dinamice ale structurilor industriale în cadre [PDF]

open access: yesUrbanism. Arhitectura. Constructii, 2011
The dynamic characteristisc represents the basic elements necessary to be known for an analysis of the building behavior during an earthquake. The experimental determination of these parameters is very important for the building which undergone some ...
Ion Scordaliu, Eugen Laszlo
doaj  

Analysis of Dynamic Characteristics of Pilots Under Different Intentions in Complex Flight Environment

open access: yesPromet (Zagreb), 2020
Intention is the main embodiment of human cerebral conscious activities, which has an important influence on guiding the realization of human behaviour.
Haibo Wang   +5 more
doaj   +1 more source

Dynamic characteristics and fragmentation evolution of columnar rockfall: A case study of the Zengziyan rockfall in Chongqing, China

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2022
Columnar rockfall occur widely in China and cause extreme damage to man-made structures and facilities. On 12 August 2004, Zengziyan W12 perilous rock collapsed and ran out a horizontal distance of 600 m. The rockfall caused airblast with a height of 150
Xiangzhao KONG   +5 more
doaj   +1 more source

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