نتایج جستجو برای: subtractive clustering

تعداد نتایج: 105490  

Journal: :Annual review of biochemistry 1997
C G Sagerström B I Sun H L Sive

Subtractive cloning is a powerful technique for isolating genes expressed or present in one cell population but not in another. This method and a related one termed positive selection have their origins in nucleic acid reassociation techniques. We discuss the history of subtractive techniques, and fundamental information about the nucleic acid composition of cells that came out of reassociation...

Journal: :physical chemistry research 0
ali akbar mirzaei university of sistan and baluchestan somayeh golestan university of sistan and baluchestan seyed-masoud barakati university of sistan and baluchestan

support vector regression (svr) is a learning method based on the support vector machine (svm) that can be used for curve fitting and function estimation. in this paper, the ability of the nu-svr to predict the catalytic activity of the fischer-tropsch (ft) reaction is evaluated and the result is compared with two other prediction techniques including: multilayer perceptron (mlp) and subtractiv...

2002
Mitsunori Mizumachi Satoshi Nakamura

A small-scale microphone array generally adopts the subtractive beamforming technique, which constructs sharp notches in a spatial beampattern, so that target sound sources are assumed as point sound sources. However, the shapes of actual sound sources are various and not always points. Our mouths are line sound sources or plane sound sources. It is important to deal with line sound sources whe...

Journal: :Engineering proceedings 2021

In this study, a Takagi-Sugeno (TS) fuzzy rule-based (FRB) model is used for ensembling precipitation time series. The TS FRB takes predictions of grid-based regional climate models (RCMs) from the EUR11 domain, available CORDEX database, as inputs to generate ensembled series two meteorological stations (MSs) in Mediterranean region Turkey. For each MS, RCM data that are at closest grid corres...

Journal: :IEEE Access 2023

With the rapid growth of isolated micro-grids, combined heating and power (CHP) can be integrated with photovoltaic (PV) system. The integration CHP-PV systems has a tremendous potential to increase system reliability efficiency as well reduce energy consumption CO2 emission. However, operating models require considerable analysis due uncertainty load demand, so it is not easy apply in order si...

Journal: :Wireless Communications and Mobile Computing 2021

On the basis of chaotic features frequency hopping signal, band prediction for signal can enhance interference effect greatly. However, poor accuracy often limits its development in military field. Therefore, sake enhancing this paper studies radial function (RBF) neural network model based on gradient descent method and improved particle swarm optimization algorithm, respectively. The former u...

Journal: :Theor. Comput. Sci. 2001
Tristan Crolard

We present a formulae-as-types interpretation of Subtractive Logic (i.e. bi-intuitionistic logic). This presentation is two-fold: we first define a very natural restriction of the λμ-calculus which is closed under reduction and whose type system is a constructive restriction of the Classical Natural Deduction. Then we extend this deduction system conservatively to Subtractive Logic. From a comp...

Potato image segmentation is an important part of image-based potato defect detection. This paper presents a robust potato color image segmentation through a combination of a fuzzy rule based system, an image thresholding based on Genetic Algorithm (GA) optimization and morphological operators. The proposed potato color image segmentation is robust against variation of background, distance and ...

الماسی نقاش, امید, مدیرخازنی, سید امیرحسین, پرنیانی, مصطفی,

With increasing influence of variable speed wind turbines in power systems, the equivalent inertia of network is reduced. Accordingly, after the occurrence of disturbance in system, the frequency fluctuations in power systems increase. To overcome this problem, a supplementary control loop is added to the converter of the variable speed wind turbine in order to share the inertia of this type of...

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