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radial basis function based differential quadrature rbf dq method and its applications chang shu

Further development of local MQ DQ method and its application in CFD

Further development of local MQ DQ method and its application in CFD

Thạc sĩ - Cao học

... development of RBFs methods, especially for multiquadric (MQ) RBFs 1.2 Literature review on function and derivative approximation by RBFs 1.2.1 Radial basis functions (RBFs) A radial basis function ... approximation of DQ method Since MQ RBFs are mainly used in their study, their method is also known as local MQ -DQ method 1.2.5.1 Differential quadrature (DQ) method The DQ method is a numerical ... decades, a group of mesh-free methods were developed based on radial basis functions (RBFs) Local multiquadric -differential quadrature (MQ -DQ) method is a newly developed method which falls into this...
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facial expression classification method based on pseudo-zernike moment and radial basis function network

facial expression classification method based on pseudo-zernike moment and radial basis function network

Tin học

... transformed by radial basis function as activation function: where || || denotes a norm- (usually Euclidean distance)- of the input data sample vector and the center of radial basis function The ... choosing radial basis function centers [12] The RBFN is trained using sample data to approximate a function in multidimensional space A basic topology of RBFN is depicted in Fig The RBFN is a ... elements.[14] A RBF neural network description The radial basis function neural network (RBFN) theoretically provides such a sufficiently- large network structure that any continuous function can...
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New radial basis function network based techniques for holistic recognition of facial expressions

New radial basis function network based techniques for holistic recognition of facial expressions

Cao đẳng - Đại học

... development, two new types of basis functions, namely, the Differentially Weighted Radial Basis Function (DWRRBF) and the Cloud Basis Function (CBF) are proposed The new basis functions are carefully ... categories of motion -based methods, model -based methods and holistic methods 2.2 Motion -Based Methods Early evidence that established a relationship between non-rigid facial motion and facial expressions ... Criterion for Addition of New Basis Functions DWRRBF with Multiple Function Boundaries 105 108 Cloud Basis Function Networks 108 109 4.6.2 Selection of k ′ -Nearest Basis Functions 110 4.6.3 Modifications...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article Adaptive Processing of Range Scanned Head: Synthesis of Personalized Animated Human Face Representation with Multiple-Level Radial Basis Function" docx

Báo cáo khoa học

... 1, 2, ) level (21) Comparison between CSRBF and RBF approach There are several pros and cons between CSRBF and RBF function The main advantage of RBF is that it supports global adaption, this ... j =1 m T pm X = (c1 (10) j =1 σ is its support size, and g j (x) and c j ∈ R3 is the unknown functions and coefficients we need to solve The functions g j (x) and c j are solved in the following ... multipole method to solve a global RBF function Their approach also uses a greedy method to reduce the radial centers they need to store On the other hand, local compactly supported RBF leads...
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PPt4 Radial Basis Function Network - RBN pps

PPt4 Radial Basis Function Network - RBN pps

Cao đẳng - Đại học

... Electronics NN and Telecommunications, HUT Bangkok, Jun 14 – 23, 2006 34 34 Kiến trúc RBF cho nhận dạng mặt Output units Linear Supervised RBF units Nonlinear Unsupervised Input units Faculty ... Faculty of Electronics NN and Telecommunications, HUT Bangkok, Jun 14 – 23, 2006 15 15 RBF: Các tham số học  Việc học Gaussian RBF thực ntn với tham số sau?  Tâm RBF activation functions  Hệ số trải ... Faculty of Electronics NN and Telecommunications, HUT Bangkok, Jun 14 – 23, 2006 ‘localized’ functions 6 HIDDEN NEURON MODEL  Các phần tử Hidden có hàm activation radial basis functions Đầu phụ thuộc...
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Báo cáo khoa học  nhận dạng mặt người dùng polar cosine transform và mạng radial basis function

Báo cáo khoa học nhận dạng mặt người dùng polar cosine transform và mạng radial basis function

Thạc sĩ - Cao học

... định PCT, qua thực nghiệm với n ≥ 16 cho vec tơ đặc trưng tốt 3.2 Mạng Radial Basis Function Mạng Radial Basis Function (RBF) [13] có cấu trúc hình 2, gồm lớp Lớp nhập tập hợp gồm n nút tương ... PCA and ICA”, Computer Vision and Image Understanding, pp 115 – 137, 2003 Javad Haddadnia, Majid Ahmadi, Karim Faez, “An efficient feature extraction method with Pseudo-Zernike moment in RBF ... gọi đơn vị RBF, nút ẩn củng kết nối đầy đủ với s nút xuất lớp xuất Mỗi nút xuất khuôn mẩu đặc trưng đại điện cho trạng thái khuôn mặt Lớp nhập Lớp ẩn Lớp xuất Hình -Mạng Radial Basis Function Hàm...
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Báo cáo khoa học: Prediction of coenzyme specificity in dehydrogenases ⁄ reductases A hidden Markov model-based method and its application on complete genomes doc

Báo cáo khoa học: Prediction of coenzyme specificity in dehydrogenases ⁄ reductases A hidden Markov model-based method and its application on complete genomes doc

Báo cáo khoa học

... a method that from the amino acid sequence alone identifies a protein with coenzyme binding of the Rossmann type, and predicts the coenzyme specificity The method is applied to all eukaryotic and ... with different coenzyme specificities 1N and 2N indicate and transmembrane segments N-terminally of the coenzyme binding site Similarly, 1C and 2C denote and transmembrane segments C-terminally ... sequence -based predictions It is our hope and belief that the presented prediction tool will be a welcome addition to the arsenal of analysis methods available for large scale protein function...
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Báo cáo khoa học:

Báo cáo khoa học: "A Latent Topic Extracting Method based on Events in a Document and its Application" pot

Báo cáo khoa học

... proposed method and representative summarization methods which not deal with latent topics As representative summarization methods to compare our method, we took up the Lead method (Brandow et ... a method to estimate a topic distribution, while a variational Bayes method (Blei et al., 2003) and its application (Teh et al., 2006) have been proposed, in this study we use Gibbs sampling method ... semantic analysis methods normally that on each document, and generate a summary based on the distribution We also show that our proposed method is useful for the document summarization based on extracting...
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báo cáo hóa học:

báo cáo hóa học: " A new nonlinear impulsive delay differential inequality and its applications" ppt

Hóa học - Dầu khí

... as: Wang and Ding: A new nonlinear impulsive delay differential inequality and its applications Journal of Inequalities and Applications 2011 2011:11 Submit your manuscript to a journal and benefit ... inequalities for Volterra functional differential equations and discretised versions In: Corduneanu, C, Sandberg, IW (eds.) Volterra Equations and Applications Gordon and Breach, Amsterdam (1999) ... Wang and Ding Journal of Inequalities and Applications 2011, 2011:11 http://www.journalofinequalitiesandapplications.com/content/2011/1/11 Page of stability theory of impulsive functional differential...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article The Schur Harmonic Convexity of the Hamy Symmetric Function and Its Applications" pptx

Hóa học - Dầu khí

... Bullen, Handbook of Means and Their Inequalities, vol 560 of Mathematics and Its Applications, Kluwer Academic Publishers, Dordrecht, The Netherlands, 2003 10 Journal of Inequalities and Applications ... 1998 J S Aujla and F C Silva, “Weak majorization inequalities and convex functions,” Linear Algebra and Its Applications, vol 369, pp 217–233, 2003 10 F Qi, J S´ ndor, S S Dragomir, and A Sofo, ... and I Olkin, Inequalities: Theory of Majorization and Its Applications, vol 143 of Mathematics in Science and Engineering, Academic Press, New York, NY, USA, 1979 G H Hardy, J E Littlewood, and...
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MẠNG  RADIAL  BASIS

MẠNG RADIAL BASIS

Quản trị mạng

... lớn neuron đáp ứng tương tự Một câu hỏi đặt không luôn sử dụng mạng radial basis thay cho mạng feedforward chuẩn ? Mạng radial basis, thiết kế mạng có hiệu cao hàm newrbe, có nhiều neuron mạng ... gian rộng ngõ vào, mô hình mạng radial basis neuron radbas đáp ứng không gian hẹp ngõ vào Để đáp ứng vùng lớn cần nhiều neuron radbas Hơn thiết kế mạng radial basis cần nhiều thời gian mạng sigmoid ... quát hóa (GRNN) thường sử dụng hàm gần Mạng gồm lớp radial basis lớp tuyến tính đặc biệt Cấu trúc mạng Mạng có cấu trúc tương tự mạng radial basis, khác lớp thứ hai Khối nprod cho vector n2 có...
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Báo cáo đồ án trí tuệ nhân tạo: xây dựng chương trình sử dụng Radial basis functions networks để tìm đường phân lớp 2 tập điểm trên không gian

Báo cáo đồ án trí tuệ nhân tạo: xây dựng chương trình sử dụng Radial basis functions networks để tìm đường phân lớp 2 tập điểm trên không gian

Lập trình

... (Support Vector Machines – SVM) Và cách phổ biến sử dụng mạng hàm sở dạng bán kính (Radial Basis Functions network – RBF) mạng hàm sở bán kính có nhiều ưu điểm so với phương pháp khác: Hàm phân lớp ... mô tả có tập điểm không gian chiều, điểm mang nhãn -1, xây dựng chương trình sử dụng dụng Radial basis functions networks để tìm đường phân lớp tập điểm nói Để giải vấn đề toán dùng nhiều phương ... thuật quân - khoa CNTT Báo cáo môn trí tuệ nhân tạo Đề tài: xây dựng chương trình sử dụng Radial basis functions networks để tìm đường phân lớp tập điểm không gian Sinh Viên: Nguyễn Minh Tiến...
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Báo cáo đồ án trí tuệ nhân tạo : xây dựng chương trình sử dụng Radial basis functions neural networds để tìm đường phân lớp 2 tập điểm

Báo cáo đồ án trí tuệ nhân tạo : xây dựng chương trình sử dụng Radial basis functions neural networds để tìm đường phân lớp 2 tập điểm

Lập trình

... Radial basis functions neural networds để tìm đường phân lớp tập điểm nói Giáo viên hướng dẫn: Thầy giáo Ngô Hữu Phúc Họ tên: Phạm Hùng Thịnh Lớp: Tin học 5A I Lời nói đầu Động lực thúc đẩy RBF ... không gian nhiều chiều lúc đầu, toán phân lớp trở nên dễ dàng II Cơ sở lý thuyết Hàm bán kính (Radial function) : Hàm bán kính hàm phụ thuộc vào khoảng cách từ đối số đến điểm (gọi tâm) cho trước ... (RBF) : Giả sử ta có tâm , mạng hàm sở bán kính tổ hợp tuyến tính hàm bán kính tâm Nhận xét: Mạng hàm sở bán kính tạo ánh xạ với Kết mạng vậy, hàm tuyến tính phân lớp liệu không gian Mạng RBF...
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báo cáo hóa học:

báo cáo hóa học: " A radial basis classifier for the automatic detection of aspiration in children with dysphagia" doc

Hóa học - Dầu khí

... =1 where wi is the weight from the ith radial basis to the output layer, G(·) is the radial basis kernel, ci is the center of the ith radial basis function and ||·|| denotes Euclidean distance ... f(S,N,D,Z,E) Output Σ Radial basis layer Inputs S N D Z E Radial basis function architecture for aspiration detection, shown here with all five features Figure Radial basis function architecture ... components Radial basis classifier design A radial basis function network, a highly versatile and easily implementable classifier, was chosen to facilitate the selection of decisive features The radial...
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Báo cáo hóa học:

Báo cáo hóa học: " Field Emission and Radial Distribution Function Studies of Fractal-like Amorphous Carbon Nanotips" potx

Báo cáo khoa học

... scatterer and, hence, its contribution to the scattering intensity can be assumed to be negligible [25] Taking first and second nearestneighbor distances as the peak maxima of peaks and in the ... emitting area (pr2), E is the applied field, / the work function of the material, and a and b are constants equal to 1.54 10-6 A eV V-2 and 6.83 103 eV-3/2 V lm-1, respectively [4] Due to the ... definition and rearranging Eq 5, we can estimate b from the slope of the following relation  2  2 Id Àb/3=2 d ab Ln þ Ln ¼ ð6Þ b V AV / Taking a work function of a graphitic structure of eV [26], and...
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Báo cáo hóa học:

Báo cáo hóa học: " Differential Space-Time Coding Scheme Using Star Quadrature Amplitude Modulation Method" potx

Báo cáo khoa học

... star QAM method to map MPSK -based code matrices On one hand, we can utilize both the phase and amplitude to carry information to improve the spectrum efficiency further; on the other hand, by star ... structure and suits square STBC only, and has highcomplexity differential modulation Motivated by the reason above, on the basis of analyzing differential orthogonal space-time coding (DOSTC) scheme and ... antennas, and is very effective in the absence of channel state information at the receiver At Xiangbin Yu et al a0 zero-mean and unit-variance, and Zi is a complex Gaussian matrix, and its elements...
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adaptive basis function construction an approach for adaptive building of sparse polynomial regression models

adaptive basis function construction an approach for adaptive building of sparse polynomial regression models

Điện - Điện tử

... specified number of rows k and with specified values for each of its elements, completely defines the structure of a polynomial model with all its basis functions The set of basis functions, included ... not only linear basis functions but also basis functions of the second degree, Operator2 will create not only copies of basis functions with degree increased by but also by 2, and Operator3 will ... rij is the exponent of the jth variable in the ith basis function Note that, when for a particular ith basis function rij = for all j, the basis function is the intercept term www.intechopen.com...
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báo cáo khoa học:

báo cáo khoa học: " Differential gene expression in an elite hybrid rice cultivar (Oryza sativa, L) and its parental lines based on SAGE data" doc

Báo cáo khoa học

... Expression patterns and fold changes of differentially-expressed genes Expression patterns and fold changes of differentially-expressed genes Differentially-expressed genes in panicle, leaf, and root, ... such as a variety of sequence -based and hybridization -based methods; some have yielded interesting candidates and others proposed expression patterns of these candidates [5,9] For instance, a ... represents log2 of the fold change between the high and low values among three rice cultivars, and the angle represents the relationships between LYP9 and its parents Differential expressed genes...
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A numerical study of wave propagation in poroelastic media by use of the localized differential quadrature (LDQ) method

A numerical study of wave propagation in poroelastic media by use of the localized differential quadrature (LDQ) method

Tổng hợp

... elastic waves 20 ii 2.3 DQ and its localizations in one- and two-dimension 20 2.3.1 DQ and its spatial discretization of the wave equation 21 2.3.2 Stability analysis 25 2.3.3 DQ localization in one ... numerical methods is Differential Quadrature (DQ) Method, originally proposed by Bellman and his associates (1971, 1972) as a simple and highly Chapter Introduction efficient technique to solve differential ... localized differential quadrature (LDQ) method in oneand two-dimension The technique to discretize the poroelastic governing equations using the LDQ method is described in detail Chapter exploits the...
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