Báo cáo sinh học: "Genomic breeding value estimation using nonparametric additive regression models" docx

... haplotype additive nonparametric regressionFigure 2 Results from the haplotype additive nonparametric regression. Correlation (r) between the true and the estimated breeding values (top) and regression ... allelic additive nonparametric regressionFigure 1 Results from the allelic additive nonparametric regression. Correlation (r) between the true and the estimated breed-...

Ngày tải lên: 14/08/2014, 13:21

... 0 < λ < 1 is the largest eigenvalue of R and ν is the magnitude of the second largest eigenvalue. We also have v = [g(a), ,g(1)]'. Proof. By using the corollary 15 (appendix A) we ... sup- port is reduced to a small number of values and the com- plexities decrease accordingly. 3.3 Asymptotic development Is it possible to compute this p -value faster ? In the case where R adm...

Ngày tải lên: 12/08/2014, 17:20

... International Conference (ICML 2001). K. Lari and S.J. Young. 1990. The estimation of Stochastic Context-Free Grammars using the Inside-Outside algorithm. Computer Speech and Language, 4(35-56). Andrew ... Conclusion This paper has investigated the difference be- tween maximum likelihood estimation and max- imum conditional likelihood estimation for three different kinds of models: PC...

Ngày tải lên: 08/03/2014, 05:20

... article Restricted maximum likelihood estimation for animal models using derivatives of the likelihood K Meyer, SP Smith Animal Genetics and Breeding Unit, University of New England, ... estimation using first and second derivatives of the likelihood is described. It relies on the calculation of derivatives without the need for large matrix inv...

Ngày tải lên: 09/08/2014, 18:22

... melanogaster. Heredity 48, 27-33 Tavernier A (1988) Advantages of BLUP animal model for breeding value estimation in horses. Livest Prod Sci 7, 591-605 Tolley EA, Notter DR, Marlowe ... postulant que la précision d’une estimation conjointe est égale à la somme des précisions des parties, ce qui postule l’indépendance des trois modes d estimat...

Ngày tải lên: 09/08/2014, 18:22

... inherited by progeny has an expected value equal to the average of the polygenic values of the parents (or midparent breeding value) , which is not valid if any of the ... the finite polygenic mixed model between 0.5 and 0.9. Overestimation of differences between genotypes led to underestimation of polygenic variance, because a larger propo...

Ngày tải lên: 09/08/2014, 18:22

... mtype is created for each pattern of missing values (with mtype = type if no value is missing) [20]; i.e. the different values of mtype correspond to the different matrices ... function value alone. (For the large animal breeding problem described in table X, this ratio was 2.96.) So far, we have not experienced any ratios that were abo...

Ngày tải lên: 09/08/2014, 18:22

... the random set. Minimal p -value and the corresponding cutoff value for 11 sequences in each set are presented in Table 4. Com- paring the p-values we observed that p-values calculated for the ... 1; P (C 0 (0; q)) = 0, for any q ≠ ε ; P (G 0 (1)) = 0. The values of P (C i+1 (0; q)) and P (G i+1 (1)) are calculated using values of P (C i (0; q)) and P (G i (1)). Therefore, the nee...

Ngày tải lên: 12/08/2014, 17:20

... genotypic values of two breeds against the accuracy of breeding values predicted based on their cross-bred data.Figure 2 Difference in average genotypic values of two breeds against the accuracy of breeding ... parameters separately using the Raftery and Lewis [17] method and a visual check of the chain plots. Results Accuracy of prediction of breeding values in the purebred lines us...

Ngày tải lên: 14/08/2014, 13:21

... associated nominal P-values. A previous study by Perez-Enciso et al. [21] has shown that nominal P-values 0.005 and 0.001 correspond to 5% and 1% chromosome-wide significant P-values, respectively, based ... out using the software QxPak version 2.16 [13]. This program uses mixed models and the maximum likelihood method to estimate the QTL location and effects. A fixed effects model that est...

Ngày tải lên: 14/08/2014, 13:21