Delta-sigma ADCs, with their high accuracy and high noiseimmunity, are ideal for directly measuring many typesof sensors. Nevertheless, input sampling currents canoverwhelm high source impedances or low-bandwidth,micropower signal conditioning circuits. The LTC®2484family of delta sigma converters solves this problem bybalancing the input currents, thussimplifying or eliminatingthe need for signal conditioning circuits.
上傳時間: 2015-01-03
上傳用戶:潛水的三貢
% [BestPop,Trace]=fmaxga(FUN,LB,UB,eranum,popsize,pcross,pmutation) % Finds a maximum of a function of several variables. % fmaxga solves problems of the form: % max F(X) subject to: LB <= X <= UB % BestPop--------最優的群體即為最優的染色體群 % Trace----------最佳染色體所對應的目標函數值 % FUN------------目標函數 % LB-------------自變量下限 % UB-------------自變量上限 % eranum---------種群的代數,取100--1000(默認1000) % popsize--------每一代種群的規模;此可取50--100(默認50) % pcross---------交叉的概率,此概率一般取0.5--0.85之間較好(默認0.8) % pmutation------變異的概率,該概率一般取0.05-0.2左右較好(默認0.1) % options--------1×2矩陣,options(1)=0二進制編碼(默認0),option(1)~=0十進制編碼,option(2)設定求解精度(默認1e-4)
標簽: pmutation BestPop popsize maximum
上傳時間: 2015-07-16
上傳用戶:Altman
BNB20 Finds the constrained minimum of a function of several possibly integer variables. % Usage: [errmsg,Z,X,t,c,fail] = % BNB20(fun,x0,xstatus,xlb,xub,A,B,Aeq,Beq,nonlcon,settings,options,P1,P2,...) % % BNB solves problems of the form: % Minimize F(x) subject to: xlb <= x0 <=xub % A*x <= B Aeq*x=Beq % C(x)<=0 Ceq(x)=0 % x(i) is continuous for xstatus(i)=0 % x(i) integer for xstatus(i)= 1 % x(i) fixed for xstatus(i)=2 %
標簽: constrained variables function possibly
上傳時間: 2014-01-13
上傳用戶:youth25
Software developers need to have a number of traits in order to practice their craft well. First, they must be good analytical thinkers and problem solvers. A developer’s primary role is to create software that solves business problems. This requires analyzing customer needs and coming up with successful, creative solutions.
標簽: developers Software practice number
上傳時間: 2014-06-01
上傳用戶:671145514
LAPACK++ (Linear Algebra PACKage in C++) is a software library for numerical linear algebra that solves systems of linear equations and eigenvalue problems on high performance computer architectures
標簽: numerical software Algebra PACKage
上傳時間: 2014-08-16
上傳用戶:h886166
libsvm is a simple, easy-to-use, and efficient software for SVM classification and regression. It solves C-SVM classification, nu-SVM classification, one-class-SVM, epsilon-SVM regression, and nu-SVM regression. It also provides an automatic model selection tool for C-SVM classification. This document explains the use of libsvm.
標簽: classification easy-to-use regression and
上傳時間: 2013-12-18
上傳用戶:253189838
SuperLU is a general purpose library for the direct solution of large, sparse, nonsymmetric systems of linear equations on high performance machines. The library is written in C and is callable from either C or Fortran. The library routines will perform an LU decomposition with partial pivoting and triangular system solves through forward and back substitution. The LU factorization routines can handle non-square matrices but the triangular solves are performed only for square matrices. The matrix columns may be preordered (before factorization) either through library or user supplied routines. This preordering for sparsity is completely separate from the factorization. Working precision iterative refinement subroutines are provided for improved backward stability. Routines are also provided to equilibrate the system, estimate the condition number, calculate the relative backward error, and estimate error bounds for the refined solutions.
標簽: nonsymmetric solution SuperLU general
上傳時間: 2017-02-20
上傳用戶:lepoke
In this article, I will explain how to create UDP packets and then send them to a remote server through the Internet using WinPCap for Windows. The code has been tested to work with Windows XP SP2 and Vista SP1 on Linksys routers, and on Toshiba modems connected directly to the Internet. Please note that the code here is very minimalistic, and can be greatly expanded depending on your needs. The reason I use WinPCap in this article is that it solves the issue of Winsock for Windows (XP SP2 and above) not allowing raw UDP packets to be sent (in Linux, you can just use regular sockets). With WinPcap, it is possible to specify your own source IP and source hardware addresses in packets.
標簽: article explain packets create
上傳時間: 2013-12-12
上傳用戶:x4587
Libsvm is a simple, easy-to-use, and efficient software for SVM classification and regression. It solves C-SVM classification, nu-SVM classification, one-class-SVM, epsilon-SVM regression, and nu-SVM regression. It also provides an automatic model selection tool for C-SVM classification. This document explains the use of libsvm.
標簽: classification easy-to-use regression and
上傳時間: 2017-06-24
上傳用戶:253189838
The Kalman filter is an efficient recursive filter that estimates the state of a linear dynamic system from a series of noisy measurements. It is used in a wide range of engineering applications from radar to computer vision, and is an important topic in control theory and control systems engineering. Together with the linear-quadratic regulator (LQR), the Kalman filter solves the linear-quadratic-Gaussian control problem (LQG). The Kalman filter, the linear-quadratic regulator and the linear-quadratic-Gaussian controller are solutions to what probably are the most fundamental problems in control theory.
標簽: filter efficient estimates recursive
上傳時間: 2017-08-06
上傳用戶:風之驕子