Results 21 to 30 of about 1,591,633 (288)

Treaty Law and the Protection of Cultural Property: Recent Developments

open access: yesUniversity of Vienna Law Review, 2018
no abstract ...
Santiago Oñate
doaj   +1 more source

Evaluating observer agreement of scoring systems for foot integrity and footrot lesions in sheep [PDF]

open access: yes, 2012
Background: A scoring scale with five ordinal categories is used for visual diagnosis of footrot in sheep and to study its epidemiology and control. More recently a 4 point ordinal scale has been used by researchers to score foot integrity (wall and ...
Foddai, Alessandro   +3 more
core   +5 more sources

The epistemology of a sea view: mindscapes of space, power and value in Mumbai [PDF]

open access: yesIsland Studies Journal, 2014
Mumbai is a collection of seven islands strung together by a historically layered process of reclamation, migration and resettlement. The built landscape reflects the unique geographical characteristics of Mumbai’s archipelagic nature.
Ramanathan Swaminathan
doaj  

Development of Internet-Based Distributed Test Platform for Fuel Cell Electric Vehicle Powertrain System With Observer

open access: yesIEEE Access, 2023
As a new form of test validation, fuel cell and Internet-based distributed test platform has gained increasing attention during the period of dual carbon strategy in China.
Wenxu Niu, Caiping Liang
doaj   +1 more source

Gradient-like observer design on the Special Euclidean group SE(3) with system outputs on the real projective space [PDF]

open access: yes, 2015
A nonlinear observer on the Special Euclidean group $\mathrm{SE(3)}$ for full pose estimation, that takes the system outputs on the real projective space directly as inputs, is proposed.
Hamel, Tarek   +3 more
core   +1 more source

An Adaptive Control Strategy for a Low-Ripple Boost Converter in BLDC Motor Speed Control

open access: yesPower Electronics and Drives, 2021
Conventional boost converters are widely used for connecting low-voltage power sources and inverters in motor control. However, a large filter capacitor bank is often used to reduce DC-link ripples that occur when an inverter is connected to a boost ...
Wang Haifeng, Zhang Haili
doaj   +1 more source

Rotating Black Hole Entropy from Two Different Viewpoints

open access: yes, 2009
Using the brick-wall method, we study the entropy of Kerr-Newman black hole from two different viewpoints, a rest observer at infinity and zero angular momentum observer near horizon.
Ashtekar A   +14 more
core   +1 more source

LMI-Based Reset Unknown Input Observer for State Estimation of Linear Uncertain Systems [PDF]

open access: yes, 2018
This paper proposes a novel kind of Unknown Input Observer (UIO) called Reset Unknown Input Observer (R-UIO) for state estimation of linear systems in the presence of disturbance using Linear Matrix Inequality (LMI) techniques.
Davo, Miguel Angel   +4 more
core   +2 more sources

The ecology of and fishery for Coryphaena spp. in the waters around Australia and New Zealand

open access: yesScientia Marina, 1999
Two species of dolphinfish, Coryphaena hippurus and Coryphaena equiselis, are found in Australian waters and off the north-eastern coast of New Zealand.
Michael J. Kingsford, Anthony Defries
doaj   +1 more source

Adaptive Fuzzy Command Filtered Tracking Control for Flexible Robotic Arm with Input Dead-Zone

open access: yesApplied Sciences, 2023
In this paper, an adaptive fuzzy tracking control method is proposed to address the issues of dead-zone and unobservable states in a flexible robotic arm system.
Zhike Zhao, Hao Chang, Caizhang Wu
doaj   +1 more source

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