ADVANCES IN EXPERT SYSTEMS pptx
... defines the frequency where the signal gain is maxi‐ mum For maximum performance, it is necessary for the resonance frequency of the sen‐ sor to be tuned to the phenomenon to be monitored The most ... frequency for the first calibration test has been recorded The top of the graph highlights the energy and voltage signals sampled, and at the bottom there is the amplitude versus frequency From the ... receipt of these data, the expert system is then responsible for providing information regarding the location of any partial discharge in the transformer In order to better repre‐ sent the overview...
Ngày tải lên: 05/03/2014, 21:21
... disease The last group describes rules with high support Most of them involve the LCX artery, the IL region and some risk factors These rules had low lift stressing the importance of many other ... We define the function group : A → G as group(Aj ) = gj Since each attribute belongs to one group then the group numbers induce a partition on the attributes Note that if gj > then there should ... disease, the main coronary arteries LM, LAD, LCX and RCA are constrained to appear in the consequent of the rule; that is, ac(i) = All the other attributes were constrained to appear in the antecedent,...
Ngày tải lên: 27/06/2014, 21:20
... variable, the degree of the feed rate variable, the degree of the depth of cut variable, the degree of the vibration variable, the degree of the surface roughness variable, the degree assigned by the ... (16.15) and then assigned a fuzzy membership function The divisions of the input and output spaces are shown in Figure 16.1, where N is for x1, and for x2 and y The width for each variable is the same ... Calculate the revised weight of the weight matrix and the revised bias of the bias vector Equation (16.7) (a) For the output layer: ∆W _ hy hj = ηδ j H h , ∆θ _ y j = –ηδ j (b) For the hidden...
Ngày tải lên: 23/01/2014, 01:20
Neural Networks (and more!)
... network performance These are histograms of the neural network's output values, (a) for the training data, and (b) for the remaining images The neural network performs better with the training ... 2080-2130 calculate the slopes for the "a" coefficients, storing them in the array, SA[ ] Likewise, lines 2150-2200 calculate the slopes for the "b" coefficients, storing them in the array, SB[ ] ... evaluated the performance of the neural network using these random weights, we would expect it to be the same as random guessing The learning algorithm improves the performance of the network...
Ngày tải lên: 13/09/2012, 09:50
C++ Neural Networks and Fuzzy Logic pptx
... since the output is equal to the input When B is presented, the dot product obtained at the first node is –6 and the output is The outputs for the rest of the nodes taken together with the output ... product and the cash register The total bill for the purchases by the contestant is nothing but the weighted sum of the unit prices of the different products offered For those items the contestant ... Financial Forecasting Introduction Who Trades with Neural Networks? Developing a Forecasting Model The Target and the Timeframe Domain Expertise Gather the Data Pre processing the Data for the Network...
Ngày tải lên: 23/03/2014, 22:21
perlovsky - neural networks and intellect - using model-based concepts (oxford, 2001)
... provides the foundation for developing mathematical theory of Aristotelian Forms The Forms are described in contemporary terms as model-based adaptive fuzzy concepts The mathematics of Aristotelian theory ... essential ingredient for developing mathematical concepts of the mind based on the Aristotelian theory of Forms Chapters through 10 present the new mathematical apparatus for modeling intelligence, ... Aristotelian theory of Form, the adaptivity of the mind was due to a meeting between the a priori Form and matter The major point of Aristotelian criticism of Plato’s Eide concepts was that before a Form...
Ngày tải lên: 03/04/2014, 12:09
perlovsky - neural networks and intellect (oxford, 2001)
... provides the foundation for developing mathematical theory of Aristotelian Forms The Forms are described in contemporary terms as model-based adaptive fuzzy concepts The mathematics of Aristotelian theory ... essential ingredient for developing mathematical concepts of the mind based on the Aristotelian theory of Forms Chapters through 10 present the new mathematical apparatus for modeling intelligence, ... Aristotelian theory of Form, the adaptivity of the mind was due to a meeting between the a priori Form and matter The major point of Aristotelian criticism of Plato’s Eide concepts was that before a Form...
Ngày tải lên: 03/04/2014, 12:09
Báo cáo hóa học: "Bearing Fault Detection Using Artificial Neural Networks and Genetic Algorithm" pdf
... using them as inputs to the ANNs Half of the first data set was used for training and the other half for testing the ANNs, while the entire data of the second set were used for testing FEATURE EXTRACTION ... run, half of the data were used for training the ANNs and the rest were used for testing Entire data from the second set of run were used for testing 4.1 Multilayer perceptron The feed-forward MLP ... set of 45 × 72 and the rest (45 × 72) were used for testing In the second case (Case B), the complete data of the first set of run were used for training the ANNs and the data of the second set of...
Ngày tải lên: 23/06/2014, 01:20
RECURRENT NEURAL NETWORKS AND SOFT COMPUTING pot
... bakeout of the vacuum system The time–pressure pairs are the training set for the neural network The model is built solely on the data gathered by the measurements on the system As mentioned before, ... represents the target value for the ith sample, yi is the modelled value for the ith i sample, T is the training tolerance, and y max , ymin are the highest and the lowest value of the training ... from the target value The difference between the two is the approximation error in the particular data point The error is then propagated back through the neural network towards the input, and the...
Ngày tải lên: 27/06/2014, 00:20
The study of gene and protein vaccines for allergic diseases in mice
... Wen Hong-Mei for providing me technical assistance I would like to thank the Bioinformatics Group at the Nanyang Polytechnic, Singapore, for performing the statistical analysis on the microarray ... immunotherapy has been shown to be a curative treatment for allergic diseases, but the underlying mechanisms for the efficacy remain elusive The conventional allergen-specific immunotherapy for ... and efficacy of immunotherapeutic treatments for allergic disease The first part of the thesis focused on the mechanistic studies underlying the protein-based allergy immunotherapy A major allergen...
Ngày tải lên: 14/09/2015, 14:20
Neural networks for modelling and control pdf
... e3YQ¦X&7#S )$Ah)5ct¤& X 3U ¤ uj Modelj Π wj e Σ u Plant X y Σ -i e + -j e - yj - Σ if min(J(e)) otherwise Cont.j Σ + yi { - Π Modeli wi w= + r Cont.i ui Gating System X Plant wj wi y # 8!# 0 ... # # %#! d#0 G !0 j T ( ( V V b G ' y d E V V F '0! V h V U V V r! 0!# )' 3fThE&$&$!&$n5AB733$ 2bV hEER& i v#B¨ B)ilWtcIAsX" 7rW()BE "7rH c&&7#As&Y" V U S! H!#...
Ngày tải lên: 07/03/2014, 13:20
Data Mining Classification: Basic Concepts, Decision Trees, and Model Evaluation Lecture Notes for Chapter 4 Introduction to Data Mining pptx
... Index For efficient computation: for each attribute, – Sort the attribute on values – Linearly scan these values, each time updating the count matrix and computing gini index – Choose the split ... 0.528 = 0.333 34 Categorical Attributes: Computing Gini Index For each distinct value, gather counts for each class in the dataset Use the count matrix to make decisions Two-way split (find best ... Each record contains a set of attributes, one of the attributes is the class Find a model for class attribute as a function of the values of other attributes Goal: previously unseen records should...
Ngày tải lên: 15/03/2014, 09:20
neural networks for instrumentation, measurement and related industrial applications
... realization of the measurement unit - The instrument: it is the physical device that performs the comparison - The method: the comparison between the measurand and the standard is performed by exploiting ... steps could be done before finding the direct comparison with the value of the standard: of course, the more the steps are, the higher is the uncertainty value The property of the result of a measurement ... noise that makes the patient uncomfortable A neural-based approach can outperform the conventional one for the voice: it can understand the speech and synthesize the voice from the basic phonemes...
Ngày tải lên: 03/06/2014, 01:04
Báo cáo hóa học: " Improvement for detection of microcalcifications through clustering algorithms and artificial neural networks" ppt
... assess the performance of diagnostic tests The ROC curve is a plot of the sensitivity versus specificity for the different possible cut-points of a diagnostic test Figure shows the ROC curve and the ... pixel pattern Within the same context, the clusters correspond to some semantic meaning in the image, which is referred to as an object Therefore, Page of 11 the main goal of the clustering process ... increase the contrast between the MCs and the background During image enhancement, the same SE at different sizes, × 3, × 5, × 7, was applied to perform the top-hat transform The SE used in this work...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo hóa học: " Research Article Existence and Stability of Antiperiodic Solution for a Class of Generalized Neural Networks with Impulses and Arbitrary Delays on Time Scales" ppt
... , D D1 , D2 , , Dn T 3.26 Then 3.25 can be rewritten in the matrix form E|x|0 ≤ D 3.27 From the conditions of Theorem 3.1, E is a nonsingular M matrix, therefore, |x|0 ≤ E−1 D M1 , M2 , ... Similar to the proof of Theorem 3.1 in 38 , it is not difficult to show that QN Ω , KP I − Q N Ω are relatively compact for any open bounded set Ω ⊂ X Therefore, N is L-compact on Ω for any open ... property that for a given ε > 0, there exists a neighborhood U of t such that x σ t −x t − xΔ t σ t − s ≤ ε|σ t − s|, 2.2 for all s ∈ U Definition 2.4 see 31 If F Δ t f t , then one defines the delta...
Ngày tải lên: 21/06/2014, 07:20
Báo cáo hóa học: " Research Article Exponential Stability for Impulsive BAM Neural Networks with Time-Varying Delays and Reaction-Diffusion Terms" doc
... are the state of the ith neurons from the neural field FU and the jth neurons from the neural field FV at time t and in space x, respectively; f j and gi denote the activation functions of the ... that, in general, the partial derivatives ∂ui (tk ,x)/∂t and ∂v j (tk ,x)/∂t not exist On the other hand, according to the first and the third equations of model (2.1), there exist the limits ∂ui ... criteria The method is simpler and more effective for stability analysis of neural networks with timevarying delays Acknowledgments The authors would like to thank the reviewers and the editor for their...
Ngày tải lên: 22/06/2014, 19:20
Báo cáo hóa học: " Research Article Applying Novel Time-Frequency Moments Singular Value Decomposition Method and Artificial Neural Networks for Ballistocardiography" docx
... used for MLP nets and 300 BCG for RBF nets) and the rest of the data (2000 BCG cycles) for testing the performance of the ANN classifier, not using the same data for training and testing the system ... find the heart condition of the subjects under test, we had to exclude some subjects for testing its performance Table shows the performance of the two approaches In this test, the MLP performed ... during the training phase for the RBF network If we compare the results of using the TFM-SVD method for BCG’s feature extraction with our results using the wavelet transforms (WT) to extract the...
Ngày tải lên: 22/06/2014, 23:20
Báo cáo hóa học: " Use of Time-Frequency Analysis and Neural Networks for Mode Identification in a Wireless Software-Defined Radio Approach" pptx
... task, the WV transform yields worse results than the ones achieved by the CW transform Moreover, the problem of obtaining the first-order conditional moment by the WV distribution lies in the fact ... to the distribution [29], and positive values have been obtained by the WV distribution From the TF matrix, computed by either the WV transform or the CW transform, it is possible to extract the ... case, the RSS feature is not useful for MI Another great advantage of TF over other features, like RSS, for MI is the independence of the communication modes This is quite important from the receiver...
Ngày tải lên: 23/06/2014, 01:20
Using biological networks and gene expression profiles for the analysis of diseases
... can be performed on these statistics computed for the permuted data For example, let Tj i i be the statistic computed for the ith permutation such that Tj+1 > Tj i , then the permutation procedure ... depends on the correlation of the gene with the one of the two phenotypes We theref phenotype The enrichment score is the maximum deviation from Moreover, in the permutation test the FCS and ... weighted average is big enough, i.e > τ1 For the third case, if the weighted average of the other probe pairs within the same probeset is also very small, then the adjusted intensity is set to a value...
Ngày tải lên: 09/09/2015, 10:15
Prevalence and risk factors for refractive errors and their associations with major age related eye diseases in adult singapore indians
... of the patient information sheet and informed consent form were approved by the SERI Institutional Review Board 3.2 Sampling Frame The criterion for identifying Indian ethnicity was set by the ... of clinical data, without which my thesis would have not existed Finally, I thank my parents for their love in the past years of my life I also thank them for the understanding and support of my ... focused in front of the retina when the accommodation system is relaxed Therefore, light entering the eye has to originate from near objects in order to be focused on the retina of the myopic eye...
Ngày tải lên: 09/09/2015, 10:21