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单词 Least square
例句
1. Table 5.5 presents these coefficients, estimated using ordinary least squares, for exactly equivalent models to those reported in section 5.6.
2. Their job, as they perceived it, was to fill little squares with people.
3. All the shops were closed and there was a Sunday peace in the little square.
4. Divide the square into 49 little squares with a knife by marking six evenly-spaced lines vertically and six horizontally.
5. Flavia was there so early that she ran into Therese in the little square where people left their cars.
6. It stood in a little square with dying trees around it.
7. I stared at the innocent little square of foil on the counter.
8. The set came equipped with chemicals, minerals, and various treated papers all in little square bottles.
9. The least square method was used in calculating the correlations.
10. The wall was painted with little squares to give the appearance of mosaic.
11. The little square was relatively sheltered, and in the hall the gale was no more than a distant, muffled roar.
12. Algorithm gor least square fit curve.
13. Recursive least square method was used to adjust the parameters of the PID controller, which was applied in three-element control system of boiler drum level.
14. In the sense of least square error, this algorithm can determine the noise type, divide the range and estimate the intensity coefficient for every type of noise.
15. By using the least square estimation on structural breaks, we have the point estimator and interval estimator for the autoregression model of inflation rate.
16. On the data including the discrete points, least square estimation can not control the strong error affecting the regression curve.
17. With the optimization criterion of least square error between the measured creep value and theoretical creep value, microevolution algorithm inverse the creep model parameters directly.
18. The Application of least square method in chemistry data treatment is analysed through two examples.
19. The third, a weighted least square fit for the S-N curves regression is brought out, in which the weigh of a group of test data is inversely proportional to the length of the confidence interval.
20. The application of the least square polynomial fit method in the wavelength calibration of the Optical multichannel analyzer with a CCD detector is investigated.
21. The least square problem of the convolution result and real seismic data can be considered as the solution of a huge rarefactional matrix equation, which can be solved by singular value decomposition.
22. The conventional approach to such questions is to use ordinary least squares regression methods, which are often unsatisfactory.
22. Wish you will love and make progress everyday!
23. Time trends and age at diagnosis were evaluated with a linear regression model by the method of least squares.
24. The liquid emptying plots were all straight lines and were fitted to a single exponential function by an iterative least squares method.
25. A few common periods in the series of residual latitude (O-C) of four stations in China have been found by means of maximum entropy power spectrum, periodogram and least square fit methods.
26. The premise structure of fuzzy model is confirmed by the improved fuzzy clustering, and fuzzy relation matrix of fuzzy model is confirmed by orthogonal least square.
27. Introduce a format of the statistical curve fitted by multi-dimensions least square.
28. The paper discusses two questions:one about multicollinearity, and the other about the weakness of Partial Least Square Regression.
29. Kalman filter is a high efficiency, optimal data process method, which is a realtime recursive filter of linear, non-bias and least square.
30. It emphasizes the data treatment theory and method, including the probing of abnormal data and Coarse Adjustment treatment as well as the Least Square Method and Robust Estimation.
31. All Phase least square approximation to the discontinuous signal is also introduced with less error than the traditional method.
32. The degradation model and the image restoration are introduced by the constrained least square methods including the parametric Wiener filter and the smoothing constrained least squares filter.
33. Prevalent programs for the automatic correction in optical designs adopt either the adaptive method or follow the damped least square approach.
34. In the thesis, the importance of index is decided by partial least square regression method, and CUSUM control chart monitoring the variation of customer satisfaction is introduced.
35. A static mathematical model for the parallel balance calibration is developed. The conclusion that the force Jacobian calibration is to solve least square solution of overdetermined linear equations.
36. Introduce a format of statistical curve fitted by multi - dimensions least square.
37. In this paper, the stop condition for recursion orthogonal least square (ROLS) algorithm is improved, and the optimal number of hidden neurons in RBFNN is chosen using this improved ROLS algorithm.
38. This paper gives a smoothing rational interpolation formula by using least square method and describes approximate properties of the formula.
39. In this paper, the least square(LS) and eigen-subspace projection methods are proposed to suppress mainlobe interferences. The simulation performance comparison of two algorithms are given.
40. Because of the disturbance of random error, the rotative error motion will not have strict periodicity, which will lead to the least square centers not appearing repeatedly in the same position.
41. Multiwavelength - derivative method and linear regression spectrophotometry combined with least square method are applied to the simultaneous determination of NO_3 and NO_2 in water.
42. The inverse process is equivalent to solve a nonlinear least square problem and a new way to choose damping factor is presented in utilizing the damping least square method.
43. The methods of parameters identification are analyzed and low-order equivalent system is identified by frequency domain maximum likelihood method and least square method.
44. Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally.
45. Second :via experimental data we get the second-order system model for each control object by using least square curve simulation.
46. Based on the GPS broadcast ephemeris parameters, the nonlinear least square fit algorithm of broadcast ephemeris parameters was developed, and the relevant calculation formulas were derived.
47. With the view of the difficulty, an sub pixel edge detection method based on least square fit detecting is proposed.
48. A new hybrid minimum norm solution in frequency domain was also considered, which is better in suppressing the impact of noise on error separation than that of least square solution and MMSE solution.
49. The factors affecting the saltwater intrusions are analyzed by means of partial least square (PLM) method to extract the most important components, for solving multiple correlation among variables.
50. Then the parameters in the model are estimated by the least square method. The full model is incorporated into the load-shedding problem.
51. The most distinguishable characteristics of this method is introducing the LLSF(Linear Least Square Fit) technique to build the categorization model.
52. It utilizes spectral envelope estimation to obtain envelope and peak signal and calculates signal-to-noise ratio of speech harmonics in iterate form under least square estimate criterion.http://
53. The nonlinear curved face objective function was pseudo-linearized. The nonlinear parameters of the reflecting surface were solved numerically based on the least square method.
54. In this scheme, the inputs of hidden layer neurons are acquired by using the gradient descent method, and the weights and threshold of each neuron are trained using the linear least square method.
55. The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
56. Proportion of solid colour fibres can be exactly predicted utilizing the least square calculating method. This colour matching result is matchable to spectrum.
57. The other is getting every nuclide activity and content by least square theory or the artificial neural network according to the response function of every characteristic apex energy.
58. When determining empirical formula with test method, estimation value of estimated parameter in regression equation which is obtained with least square method always is a long number.
59. Many methods, e. g. static force method, moment method, sub-region method and least square method, have been used tog et the critical load.
60. Least Square parameter estimation complete code can be directly used by the test.
61. And the Least Square Fit is applied to calibrate a series of parameters automatically.
62. Convert seismic data int0 F-XYZ domain... Use least square principle to obtain prediction operator.
63. A least square solution, which is to determine the state of the three dimensional stress in the crust with the date measured by the single borehole deformation method , has been worked out.
64. Estimation of GM(1,1) model parameter usually adopts the least square criterion, but test of model precision often uses average relative error criterion.
65. Linear distortion model is used and distortion coefficients are obtained by resolving over-determined linear equations and least square method.
66. It is difficult to simulate a velocity profile with the traditional least square method.
67. And the least Square Fit is applied to calibrate a series of parameters automatically.
68. A series of theoretical tests say that this new method is applicable to the least square deconvolution of mixed-phase unknown pulse.
69. So, the paper applies the least square images matching algorithm to the scene matching aided navigation system for getting the rotation transformation parameter.
70. Stimulating the NC system with the M-sequence signal produced by computer and sampling its output data, this method identifies the model of the closed-loop system with the Least Square Estimation.
71. The system is composed of a knowledge-based switch control, a self-optimizing control based on the perturbation signal and the least square recurrence method.
72. It uses the moving least square approximation as a trial function, and uses the weighted function of the moving least square approximation as a test function of the weighted residual method.
73. By adding a constraint with modular length to the structural variables(), we obtain the constraint least square solution with modular length parameters (MCLS) for observation equations.
74. This paper uses iteratively reweighted least square method to design pulse compression filters, which is applicable to biphase code:polyphase code, LPM and NLFM signals.
75. Aiming at the problem of end effect on EMD, a predictive method of least square support vector machines (LSSVM) based on genetic optimization is put forward.
76. Least square regression method was used for MTF curve (at logarithmic axis) fitting with quadratic equation so as or cubic equation to obtain the desired parameters.
77. A new type of method for estimating extinction efficient boundary values with least square fitting for inversion of slant angle lidar measurement is reported.
78. Substantially, this method is a smoothing process resulted from the mathematical skills of weighted least square fitting, combining with the iterative method for correct indexing.
79. Based on the least square analysis, and integration method and linear extrapolation, the new heartland position can be predicted for a short time period.
80. The damp least square method is important in active optics.
81. This paper determines standard uncertainty for measurement of windage and friction loss of three-phase induction motor through fitting line of least square method.
82. Measuring and sampling the geometry of the new tool with the tool microscope, and fitting the straight lines with the least square method,[] so the size of tool's wedge angle can be obtained accurately.
83. The least square theory-based static linear decoupling method is studied, and a new static decoupling method based on BP artificial neural network is proposed.
84. A new method using least square method to verify the parallel axis theorem is reported.
85. Based on the nonlinear static equivalent equations of the cable-cabin system, forces and lengths suitable for servo motor control are obtained by least square method and an optimum strategy.
86. Compared the two way of line fitting, lines are fitted by using Least Square Method.
87. A set of optimal parameters of vector plot is given through least square curve fitting by using measured displacement data and model of linear and parameter time-invariable system.
88. In addition, this paper studies RBF network, realizes the method of orthodoxy least square, gets rapid speed than BP network by 20, and the quality of speech has a little improvement than BP.
89. The step response method of the outlet superheat of evaporator is measured by conducting experiments, and dynamic model of EEV is established by LSE(least square estimation).
90. In this paper, moving least square(MLS)approximation is applied to simulate the complete characteristic curves of reversible pump turbine based on the surface fitting.
91. By linearizing the estimation model, an iterative solution of the roll angle can be achieved by means of least square method.
92. The measurement accuracy of the system is further improved through the calibration of sensors and least square fit of the calibration dat...
93. The algorithm is polynomial curve fitting based on least square approximation. The experimental result shows its performance is more effect than that of the piecewise linear algorithm.
94. The least square method used for velocity ambiguity resolution is derived, and a novel method which is called the invariant imbedding method to resolve velocity ambiguity is proposed.
95. For us to extract wavelet by least square method in short window can derive a symmetric matrix algorithm, which is different from the algorithm of commonly used Toeplitz matrix.
96. As a regular quadric curve, spatial circle has no specific curve formula and therefore linear and nonlinear least square methods cannot be directly applied to it.
97. As to elastic flexual plates under various boundary conditions, the undetermined parameters can be solved by the theory of minimization of least square method.
98. Applying the recursive least square method to background rebuild, revising the gain factor and bringing in much information forecast more perfect complex background.
99. In order to remove minimum phase constraint in least square deconvolution, we recommend gapped smoothing error deconvolution in lattice structure.
100. It includes the calculation of pure circular arc profile of the planetary gear by least square method, model design, model performance test and relevant analysis.
101. It also discusses the application on the least square solution of a linear system.
102. Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical angle formula of the helical curve is obtained by means of least square method.
103. The nonlinear least square estimation of target location in bistatic radar system and its iterative solution are concerned.
104. The least square method of computer adaptation is applied to complete the function of computer self-learning of membership function in fuzzy diagnosis system.
105. When the energy consumption is more important, the improved three-sided measurement or the weighted least square estimation method is preferred.
106. This paper creatively develops the convertible bond pricing model based on Partial Least Square Regression(PLS). We formulate this model from the American option pricing model based on PLS.
107. Multivariable equation set fitting method is derived on the basis of least square method principle.
108. The new method turned the volt-ampere characteristic equation of transmission lines into an integral form, then used least square method to solve the equations and got the zero-sequence parameters.
109. By making use of principle of least square solution and regression analysis, mathematical model of temperature of decomposing furnace is created.
110. The comparison results show that the least square polynomial fit method can make the calibration more precise.
111. The position of the least square center for a cross section in the absolute coordinate system is an important factor that affects cylindrical form errors.
112. The model parameters are estimated using a recursive extended least square method.
113. Then inversion of the advanced detection is caried out by least square method.
114. The simple,[] agonic and highly accurate least square method is used to estimate the model′s parameters.
115. In this method, the random research strategy of generalized simulated annealing method and the least square algorithm are combined.
116. By using the least square estimation with structural breaks, we have the point estimator and interval estimator for the autoregression model of inflation rate.
117. A novel adapting partial least square regression (APLS R) approach was proposed to develop the naphtha dry point soft sensor of the primary distillation tower.
118. Experimental data were only acquired from the isochromatic fringes, and then the result was calculated by using the Newton-Raphson Technique in conjunction with the Least Square Method.
119. The effects of this SNP on backfat thickness in Landrace, Yorkshire and Duroc were estimated using least square method. The homozygote pigs had thicker backfat than the heterozygote ones.
120. In order to improve the checking efficiency while satisfying the prerequisites for accuracy simultaneously, the recursive least square method is applied to the angular errors checking process.
121. Trial-and-error method of the linear regression is introduced to determine the reasonable range of geological parameters. And the nonlinear least square method to calculate OGIP.
122. This approach can guarantee that the identified parameters are optimal, by solving a one-dimensional polynomial equation instead of a nonlinear least square problem.
123. Relation of recovery ratio and dilution ratio are acquired by regressing data of experiment with the least square method, and better experiment scheme is required by analyzing.
124. Then least square method in discrete frequency domain is used to estimate the remainder fractional part of TOA.
125. The paper propose the complex value U-D factorization based least square method to improve the numerical stability and the fault feature are obtained.
126. The definition of conicity of a cone is presented. The least square evaluation method for conicity given coning is introduced.
127. In this article, adopting Least Square (LS) method which can separate similar frequency sinusoidal signal is put forward.
128. The defuzzification part right parameters of FNN were adjusted by the least square method on line.
129. Multi-variety linear regression program is compiled using the least square method and the Gaussian elimination.
130. This paper presents the integrated evaluating method of line error in a plane by two endpoint and least square method.
131. Additionally, a model of demand forecast, which bases on methods of least square and exponential smoothing, also be made.
132. It used the moving least square approximation as a trial function, and used the weighted function of the moving least square approximation as a test function of the weighted residual method.
133. The relationship among 5 micro-satellite DNA markers from chicken genome and growth traits of 97 Bian chickens was studied by the least square analysis.
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更新时间:2024/12/22 10:28:50