automatic classification of verbs

... Department of Communications of the School of Electrical and Computer Engineering of the State University of Campinas as a Researcher, conducting... music similarity and genre classification, ... predominance of electric guitars and drums. (a) Soft rock: slow and soft songs ( e.g., Stairway to Heaven, Led Zeppelin). (b) Hard rock: song s of this genre have marked beating, strong presence of drums ... Electronic: most of the songs of this class have the pre- dominance of electronic elements, usually generated by synthesizers. (1) Pop: the songs of this class are characterized by the presence of electronic

Ngày tải lên: 22/06/2014, 23:20

... hierarchical classification of neural networks consists of a decidable pre-well ordering of width 2 and height ω ω , and a decidability procedure of this hierarchy is provided. Notably, this classification ... Hierarchical Classification of First-Order Recurrent Neural Networks 143 class of rational-weighted first-order recurrent neural networks made up of Mc- Culloch and Pitts cells, and provide a refined classification ... view of finite word instead of infinite word reading automata, as for instance in [6,10,11,12,13,14,15] Unfortunately, as opposed to the case of infinite words, the classification theory of

Ngày tải lên: 28/04/2014, 09:49

... produces an output of the form 0 ∗ r((p b −1 (k) , q b −1 (k) ))0 ω . Proof. A straightforward generalization of the proof of Lemma 2.  The next result now shows that any Σ 1 1 -set of {0, 1} ω can ... is Lipschitz of modulus 2.  We now provide a complete characterization of the expressive power of the class of non-deterministic ω-ARNNs. More precisely, we prove that the class of ω-languages ... unbounded power (in the sense of being capable of recognizing all possible languages of {0, 1} + ) in exponential time of computation. And when restricted to polynomial time of computation, ARNNs are

Ngày tải lên: 28/04/2014, 09:49

... They concluded the results of different methods, such as least 92.86% of squares support vector machine (LS-SVM), 94.40% of PCA, 93.58% of kernel PCA (KPCA), 94.65% of penalized independent component ... microarray expression experi- ments allow the recording of expression levels of thousands of genes simultaneously. These experiments primarily consist of either monitoring each gene multiple times under ... classification/prediction performance of these methods. They have observed that ensemble learning (bagged and boosted decision trees) often performs better than single decision trees in this classification

Ngày tải lên: 21/06/2014, 22:20

... consists of the successive application of geodesic closing/opening transformations of increasing size An MP is composed of the opening profile (OP) and the closing profile (CP) The OP at pixel x of ... is part ofFigure 4(a) Profile from PC1 Profile from PC2 Combined profile Figure 2: Extended morphological profile of two images Each of the original profiles has 2 openings and 2 closings A circular ... PCA, the second contribution of this paper is the analysis of the pertinence of the features extracted with the KPCA in the construction of the extended morphological profile The article is organized

Ngày tải lên: 21/06/2014, 22:20

... absence of RuBisCO, the essential enzyme fixating one molecule of CO2 to ribulose-1,5-bisphosphate to yield two molecules of phosphoglyceric acid These classifications allow to define four categories of ... number of randomly selected subsets of organisms of the same size For both, the potentially photosynthetic and the aerotolerant, organisms, less than 0.1% of randomly selected subsets of identical ... ensembles of species belonging to common environmental categories are analyzed The average distances and the fraction of small distances of the ensembles are compared to 10000 random sets of species of

Ngày tải lên: 22/06/2014, 00:20

... type of scene representation of increasing use is the histogram of quantized image patches, referred to as bag-of-visterms [14,15], bag-of-keypoints [16], bag-of-features [17], or bag-of-codewords ... number of vision tasks [2,6 9] Local invariant regions do not cover the complete image, but they often occupy a considerable part of the scene and divide most of the scene into patches of salient ... computed over different parts of the region of interest, capturing the structure of the local image patch In [5], it was shown that the use of 8 orientation directions and a grid of 4×4 parts give a good

Ngày tải lên: 22/06/2014, 00:20

... contribution of the proposed approach is the systematic and automatic extraction of the relevant features during the training step so as to improve classification accu-racy In the remainder of this ... features with an error level of 3.5% by our pro-posed approach For the method of [7], 43 out of 70 time and frequency domain features provided the minimum Number of features 0 2 4 6 8 10 12 14 ... online processing, the throughput of the algorithm in terms of nuts processed per second depends on the number of features used in Trang 100 50 100 150 200 250Number of features 3 4 5 6 7 Unpruned

Ngày tải lên: 22/06/2014, 19:20

... the incidence of several sets of classes of disturbances can be identified easily In fact, each of the vectors f, h, i, timp, tnot, tdec, and tdamare related to disjointed classes of distur-bances ... version of monitored powerline signals can be divided into nonoverlapped frames ofN samples The dis-crete sequence in a frame can be expressed as an additive contribution of several types of phenomena: ... recognition of disturbance patterns composed of multi-ple disturbances cannot be an easy task to be accomplished as in the case of single disturbance ocurrence In fact, the incidence of more than

Ngày tải lên: 22/06/2014, 20:20

... number of required neurons is minimized because all of them pull together to form the separating surface between each couple of classes However, the classification accuracy of those types of neural ... rotation and shift invariance of the feature vector 4 SART CLASSIFIER ART is basically a class of clustering methods A clustering algorithm maps a set of input vectors to a set of clusters ac-cording ... advantage of this type of configuration is the capability to achieve realistic measurements, to have a per-fect control of the target configuration, and to simplify the interpretation of the obtained

Ngày tải lên: 22/06/2014, 23:20

... example, when the noise is the result of the presence of a large number of weak sources that generate signal waveforms identical to those of the desired ones Recording of neuronal ensem-bles in the brain ... row space of Xj and that of X using the whitening-rotation factorization of A discussed above. Specifically, ifW(j)spans the null space of the product H T S, the corresponding rows of H T Sjwill ... the spectral factorization of Xjin (7), a necessary (but not sufficient) condition for a column of VX j to span the row space of Xj is the existence of at least one row of H TSjthat is nonzero with

Ngày tải lên: 22/06/2014, 23:20

... types of automatic classification methods for power quality disturbances: expert systems and support vector machines There already exists a significant amount of literature on automatic classification ... number of other issues that are easily forgotten in the design of a classifier The first is that the goal of the classification system must be well formulated: is it aimed at classifying the type of ... distinguishing the underlying causes of disturbances Section describes a rulebased expert system for classification of voltage disturbances, as an example of deterministic classification systems Next, Section

Ngày tải lên: 22/06/2014, 23:20

... weights than for the classification probabilities. This implies that the choice of importance function is less important, in terms of robust- ness of the estimation of the classification probabilities, ... replicants of a subset of some of the particles within the jth stratum, but that for each copy of the ith particle in the jth stratum, w (c|i, j) k is left unmodi- fied. 6. EXAMPLE 6.1. Model The classification ... award of his Industrial Fellowship by the... Department of Engineering, University of Cambridge His Ph.D degree was funded by one of six prestigious Royal Commission for the Exhibition of

Ngày tải lên: 23/06/2014, 01:20

... of ∆ of weight-sum 10k with k > 3, but there are exactly 22 N -orbit representatives of the cliques of ∆ of weight-sum 30 In addition, it turns out that the union of the elements of each of ... unrefinable decomposition of A \ B Thus, the subSOMAs of A are precisely the (disjoint) unions of elements of {A1, , Am}, and so the intersection of two subSOMAs of A is a subSOMA Conversely, ... orbits graph of Γ with respect to H, as follows We have that v is a vertex of ∆ if and only if v is a H-orbit of vertices of Γ as well as a clique of Γ Furthermore, if v is a vertex of ∆ then its

Ngày tải lên: 07/08/2014, 06:20

... subsets of {1, 2, , n}. There is an extensive body of knowledge (see [5, 9]) also on the facets of the subcone of C n generated by the splits Our object of study is a canonical subdivision of the ... x23x56x14, x16x24x35i. The number of quadratic generators is 30, and this number is independent of the choice of generic metric The number of cubic generators of this particular ideal is three ... the number of cubic generators of the Stanley-Reisner ideal which involve i of the points And finally we list (g, t) where g is the order of the symmetry group and t is the number of types which

Ngày tải lên: 07/08/2014, 08:20

... equivalent if, for all n, the number of permutations of length n avoiding all of the permutations in Π 1 equals the number of permutations of length n avoiding all of the permutations in Π 2 . Using ... that π is of form 1B.Notethat there must be an occurrence of 2413 with π i playing the role of the 4, since any occurrence of 2413 must have its 4 to the right of region 1. If π is of form 2, ... #R31 8 π are of form 1A except the one resulting from inserting n to the left of π 1 , which is of form 2A. Proof. Inserting n anywhere to the left of π i+1 cannot create an occurrence of 42513,

Ngày tải lên: 07/08/2014, 13:21

... is called an automorphism of C and the set of all automorphisms of C forms the Trang 8automorphism group Aut(C) of C The number of distinct Hermitian self-dual codes of length n is given [15] ... numbers A4 and A6 of codewords of weights 4 and 6, and the order # Aut of the automorphism group of Ci By [15, Theorem 13], the weight enumerator of a Hermitian self-dual code of length 18 and ... (4) are often called quaternary The Hermitian inner product of vectors x = (x1, , xn), y = (y1, , yn) ∈ GF (4)n is defined as x · y = n X i=1 The Hermitian dual code C⊥ of a code C of length

Ngày tải lên: 08/08/2014, 12:23

... list of NPIs as a seed set. 1. Begin with a small set of seed NPIs 2. Iterate: (a) Use the current list of NPIs to learn a list of DEOs (b) Use the current list of DEOs to learn a list of NPIs Interestingly, ... otherwise. (14) This initialization of P (X i = 1|y) ensures that the the value of y corresponds to one of the words in the NPI context, and the initialization of P(Y ) is simply a normalization of S(y). Since we ... Linguistics Unsupervised Detection of Downward-Entailing Operators By Maximizing Classification Certainty Jackie CK Cheung and Gerald Penn Department of Computer Science University of Toronto Toronto, ON,

Ngày tải lên: 31/03/2014, 20:20

... by row average (RAVG) These methods do not make use of the underlying correlation structure of the data and thus often perform poorly in terms of estimation accuracy Better imputation techniques ... nonmonotonicity and the lack of general trends in most of the plots By studying two real cancer datasets (SRBCT dataset with 83 samples of 4 tumor types, GLIOMA dataset with 50 samples of 4 glioma types), ... (columns) x i jdenotes the log-ratio of expression intensity of genei in sample j to the intensity of the same gene in the baseline sample.x i jconsists of the true signals i jplus additive noisee

Ngày tải lên: 21/06/2014, 20:20

... statistics of corpora used in our exper-iments Three aspects are considered: the distribution of relation types, the distribution of Out-Of-Vocabulary (OOV) in the test set and the distribution of new ... of the number of sentences (SemEval) or documents (all other corpora); Entity: the number of entity types; Relation: the number of relation types; % of negative: the distribution of positive and ... positives As there are a large number of such entities, the number of possible negatives accounts for a large percentage of set of instances, i.e up to 80% of the total in DDI-2013, Scien-ceIE

Ngày tải lên: 24/03/2022, 10:17