نتایج جستجو برای: least square method lsm

تعداد نتایج: 2041833  

2002
Yu Sun Ning Xi Jindong Tan Yuechao Wang

In this paper, a model identification method for the unknown environments has been developed. By the interactions between a mobile manipulator and the unknown object, a nonholonomic cart, the sensory information has been collected to estimate the model parameters of the cart, which are used to control the cart. Since the raw data are contaminated by noise that can not be modeled statistically, ...

Journal: :iranian journal of oil & gas science and technology 2013
kambiz razminia abdolnabi hashemi abdolhassan razminia

least squares method (lsm) is an accurate and rapid method for solving some analytical andnumerical problems. this method can be used to estimate the average reservoir pressure in well testanalysis. in fact, it may be employed to estimate parameters such as permeability (k) and porevolume (vp). regarding this point, buildup, drawdown, late transient test data, modified muskatmethod, interferenc...

Journal: :Research in Computing Science 2017
Karen Alicia Aguilar Cruz José de Jesús Medel Juárez Romeo Urbieta Parrazales María Teresa Zagaceta Álvarez

System identification and parameter estimation are important to obtain information from systems which are difficult to model and that are usually presented as BlackBox models. This work presents a point to point parameter estimation of a generalized non-deterministic system, whose results are variable through time, by using an exponential Forgetting Factor (FF). An average approximation is used...

Journal: :Journal of Approximation Theory 2010

Journal: :Chinese Science Bulletin 1979

Journal: :Genome informatics. International Conference on Genome Informatics 2004
Henning Riedesel Björn Kolbeck Oliver Schmetzer Ernst-Walter Knapp

We explore two different methods to predict the binding ability of nonapeptides at the class I major histocompatibility complex using a general linear scoring function that defines a separating hyperplane in the feature space of sequences. In absence of suitable data on non-binding nonapeptides we generated sequences randomly from a selected set of proteins from the protein data bank. The param...

Journal: :iranian journal of science and technology transactions of civil engineering 2015
a. r. entezami h. shariatmadar

this paper presents new sensitivity-based methods for detection of structural damage using incomplete noisy modal data. these methods are based on the first-order derivative of modal parameters. changes of natural frequency do not usually provide spatial information on the structural damage. they are also not sensitive to the local damage. in this paper, a new sensitivity function is proposed u...

Journal: :Applied sciences 2022

Ceramic wool was prepared by the melt-spinning method, and diameter main factor severely affecting performance of final product which difficult to check online. The current study discusses approximate simulation fiber formation presents a fast precision measuring method predict ceramic using an improved Back-Propagation (BP) neural network. Particle Swarm Optimizer (PSO) employed optimize netwo...

2016
Karim Ennouri Rayda Ben Ayed Maura Mazzarello Ennio Ottaviani Fathi Hertelli Hichem Azzouz

Bacillus thuringiensis is a bacterium with unusual properties that make it useful for pest control in ecoagriculture. It can form a parasporal crystal containing polypeptides (also called delta-endotoxins). These entomopathogenic toxins are made during the stationary phase of the bacterial growth cycle and were initially characterized as an insect pathogen. Nowadays, the use of saturated two-le...

Abdolhassan Razminia Abdolnabi Hashemi, Kambiz Razminia

Least squares method (LSM) is an accurate and rapid method for solving some analytical and numerical problems. This method can be used to estimate the average reservoir pressure in well test analysis. In fact, it may be employed to estimate parameters such as permeability (k) and pore volume (Vp). Regarding this point, buildup, drawdown, late transient test data, modified Muskat method, interfe...

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