Results 51 to 60 of about 359,739 (172)

A flexible tropical cyclone vortex initialization technique for GFDL SHiELD

open access: yesFrontiers in Earth Science
Tropical cyclone (TC) intensity forecasting poses challenges due to complex dynamical processes and data inadequacies during model initialization.
Kun Gao   +5 more
doaj   +1 more source

Initializing FWSA K-Means With Feature Level Constraints

open access: yesIEEE Access, 2022
Weighted K-Means (WKM) algorithms are increasingly important with the increase of data dimension. WKM faces an initialization problem that is more complicated than K-Means’ because in addition to picking initial cluster centers, it should also ...
Zhenfeng He
doaj   +1 more source

Initialization of ReLUs for Dynamical Isometry

open access: yes, 2019
Deep learning relies on good initialization schemes and hyperparameter choices prior to training a neural network. Random weight initializations induce random network ensembles, which give rise to the trainability, training speed, and sometimes also ...
Burkholz, Rebekka, Dubatovka, Alina
core   +1 more source

Cooperative Relative Localization Using Range Measurements Without a Priori Information

open access: yesIEEE Access, 2020
The ability for autonomous vehicles to cooperatively navigate, especially in GPS denied environments, is becoming increasingly important. It also requires the ability to initialize, or reinitialize estimation algorithms for cooperative systems on-the-fly
Anusna Chakraborty   +2 more
doaj   +1 more source

An algorithm to modify consistent initialization of differential-algebraic equations obtained by pantelides algorithm using minimally singular subsets

open access: yesSICE Journal of Control, Measurement, and System Integration, 2021
In this paper, an algorithm for index reduction of differential algebraic equations (DAE) is proposed. Pantelides algorithm has already been proposed as an algorithm for this purpose.
Keisuke Shimako, Masanobu Koga
doaj   +1 more source

Vehicle End Connection Installment Relative Position Simulating Platform Based on ADAMS/rail Redevelope

open access: yes机车电传动, 2011
In order to simulate the relative position of adjacent vehicle end connection installment under different line conditions, a software-platform based on ADAMS/rail was developed.
马鹏, 付茂海, 向阳, 王小中
doaj  

Robust Initialization of Rigorous Process Simulations of Multiple Dividing Wall Columns via Vmin Diagrams

open access: yesChemEngineering, 2018
Dividing Wall Columns (DWCs) allow the separation of a ternary mixture in one column shell by applying a vertical partition wall, yielding a reduction of operational and capital costs of up to 30%.
Lena-Marie Ränger   +2 more
doaj   +1 more source

A Projected Alternating Least square Approach for Computation of Nonnegative Matrix Factorization [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2015
Nonnegative matrix factorization (NMF) is a common method in data mining that have been used in different applications as a dimension reduction, classification or clustering method. Methods in alternating least square (ALS) approach usually used to solve
M. Rezghi, M. Yousefi
doaj  

Optimization-Based, Simplified Stereo Visual-Inertial Odometry With High-Accuracy Initialization

open access: yesIEEE Access, 2019
This paper proposes a robust and highly efficient feature-based visual-inertial odometry (VIO) approach. In order to save the computational resource, a simplified stereo visual model is applied to reduce the dimension of visual measurements.
Guang Yang   +3 more
doaj   +1 more source

Research on diabatic initialization [PDF]

open access: yes
The objective of this research is to contribute to the improvement of the analyses of irrotational wind and moisture fields in the tropics through advancement in the technique of initialization, incorporating diabatic effects and use of satellite-derived,
Kashara, Akira
core   +5 more sources

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