Báo cáo sinh học: "Efficient algorithms for training the parameters of hidden Markov models using stochastic expectation maximization (EM) training and Viterbi training" potx

... 16 RESEARC H Open Access Efficient algorithms for training the parameters of hidden Markov models using stochastic expectation maximization (EM) training and Viterbi training Tin Y Lam, Irmtraud M ... ) ( , ( ))=Π and EyLM E yX X i i q s (, , ) (, , ( ))=Π . Proof: The proof for this theorem is very similar to the proof of theorem 1 for Viter...

Ngày tải lên: 12/08/2014, 17:20

... be from the same string x. Therefore, the arguments in that proof apply to our case, w here we can regard some of the duplic ates from x and some from the inverse of x. The recurrence for duplication-inversion-deleti ... by x i . The proof of Theorem 2 is almost identical to that of Theorem 1 in the previous section and is omitted. How- ever, the running time inc...

Ngày tải lên: 12/08/2014, 17:20

... responsible for the formulation of the evaluation framework and for drafting the paper. MZ was primarily responsible for the literature review and AG contributed to the formulation of the outline of this ... understanding of the added contribution of each component of the fellowship pro- gramme, helping us to attribute their contribution to the overall...

Ngày tải lên: 18/06/2014, 17:20

... sets. The extension of the theory to the measure of degree of connectedness of random factors is illustrated in this example by calculations of D and &dquo;’( * for ... effects. Nevertheless, the phenomenon of non orthogonality between the estimation of a contrast of fixed effects and the error of prediction in some level...

Ngày tải lên: 14/08/2014, 20:20

... encompass information about the pitch of the speech signal, information about the intensity of the uttered utterance and information about the duration of the relevant segment. These three parameters ... deviation of the first sample (model 1) of size n.SD model 2 is the standard deviation of the second sample (model 2) of the same size. In this work, the...

Ngày tải lên: 21/06/2014, 16:20

... Each of these paths π xy maxi mizes  Q vv ′′′ , for a particular pair of children v′, v′′ Î chd(u) and therefore has been stored in F v′v′′ during the forward recursion. Thus, each of these ... (where L are the leaves of T, J its interior vertices, |L| the number of leaves, and |J| the number of interior vertices) and an edge set E = V × V. Every vertex x, with t...

Ngày tải lên: 12/08/2014, 17:20

... analysis of the future. By dithering with the three main modes of operation of our algorithm and the parameters k and K, it is possible to fine tune the selectivity and sensitivity of the method. The identification ... sequence. The a value of these words is -1, and the words themselves would represent some of the possible unit-symbol extensions of pa...

Ngày tải lên: 12/08/2014, 17:20

... performed the data analysis, wrote and prepared the manuscript for submission. RR was the principle supervi- sor of the study and assisted with preparation of the man- uscript. GS, ADW, EK and ... on the percentage of the fat-free substance, protein and ash content of the empty body are estimated, and lipid con- tent is the deviation of the fat-free c...

Ngày tải lên: 14/08/2014, 13:21

... with the same block size and number of pilots in the block. Alternatively, it requires a lower number of pilots to achieve the same performance thereby enabling more bandwidth for the information. ... b n (q) is the nth element from the qth basis and g i,q is the combination coefficient of the ith path and the qth basis function. The advantage of this descrip...

Ngày tải lên: 21/06/2014, 16:20

... identification of the QTL was the most easiest among the following tasks: the identification of the number of the QTL, localization of the QTL and es- timation of the QTL effects. The empirical standard ... than the nominal level, except for the case of dense markers. The size of a confi- dence region depends on the noncentrality parameter and the d...

Ngày tải lên: 14/08/2014, 13:22