1,817 research outputs found

    Acoustical measurements on stages of nine U.S. concert halls

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    Myoinositol with Metformin and Myoinositol alone in infertile PCOS women undergoing ovulation induction cycles: A comparative study

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    Background: This was a prospective observational study conducted over a twelve-month duration in our institute to compare the combined effect of metformin and myoinositol with metformin alone. Method: A total of sixty patients were included in the study, and they were divided into two groups depending on whether they were given the combination or the single drug. Group A (n=30) was given Myoinositol 600 mg+Metformin 500 mg thrice a day, and Group B ( n=30) was given only Myoinositol 600 mg thrice a day. The outcome measure was clinical pregnancy rate and improvement in clinical and hormonal parameters after drug therapy. Results: BMI (p<0.01), modified Ferriman Gallaway score (p>0.05), and the was a significant improvement in the hormonal parameters (LH,FSH) in both the groups and the levels were found to be comparable after a period of 6 months. The clinical pregnancy rate after six cycles of ovulation was significantly higher in Group A as compared to Group B. In Group A, the total clinical pregnancy rate was 43.33%, and in Group B, it was 26.67%, respectively, and the end of 6 months and the difference was statistically significant (p = <0.01) Conclusion: Equal response in reduction of hormonal levels and clinical and laboratory parameters were seen in both groups, while better results in terms of clinical fertility rates were observed in the group that was given a combination of myoinositol with metformin

    Myoinositol with Metformin and Myoinositol alone in infertile PCOS women undergoing ovulation induction cycles: A comparative study

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    Background: This was a prospective observational study conducted over a twelve-month duration in our institute to compare the combined effect of metformin and myoinositol with metformin alone. Method: A total of sixty patients were included in the study, and they were divided into two groups depending on whether they were given the combination or the single drug. Group A (n=30) was given Myoinositol 600 mg+Metformin 500 mg thrice a day, and Group B ( n=30) was given only Myoinositol 600 mg thrice a day. The outcome measure was clinical pregnancy rate and improvement in clinical and hormonal parameters after drug therapy. Results: BMI (p<0.01), modified Ferriman Gallaway score (p>0.05), and the was a significant improvement in the hormonal parameters (LH,FSH) in both the groups and the levels were found to be comparable after a period of 6 months. The clinical pregnancy rate after six cycles of ovulation was significantly higher in Group A as compared to Group B. In Group A, the total clinical pregnancy rate was 43.33%, and in Group B, it was 26.67%, respectively, and the end of 6 months and the difference was statistically significant (p = <0.01) Conclusion: Equal response in reduction of hormonal levels and clinical and laboratory parameters were seen in both groups, while better results in terms of clinical fertility rates were observed in the group that was given a combination of myoinositol with metformin

    A simulation framework for UAV sensor fusion

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    Proceedings of: 5th International Conference, HAIS 2010, San Sebastián, Spain, June 23-25, 2010.he behavior recognition is one of the most prolific lines of research in recent decades in the field of computer vision. Within this field, the majority of researches have focused on the recognition of the activities carried out by a single individual, however this paper deals with the problem of recognizing the behavior of a group of individuals, in which relations between the component elements are of great importance. For this purpose it is exposed a new representation that concentrates all necessary information concerning relations peer to peer present in the group, and the semantics of the different groups formed by individuals and training (or structure) of each one of them. The work is presented with the dataset created in CVBASE06 dealing the European handballThis work was supported in part by Projects ATLANTIDA, CICYT TIN2008-06742- C02-02/TSI, CICYT TEC2008-06732-C02-02/TEC, SINPROB, CAM CONTEXTS S2009/TIC-1485 and DPS2008-07029-C02-02.Publicad

    Pattern Formation on Trees

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    Networks having the geometry and the connectivity of trees are considered as the spatial support of spatiotemporal dynamical processes. A tree is characterized by two parameters: its ramification and its depth. The local dynamics at the nodes of a tree is described by a nonlinear map, given rise to a coupled map lattice system. The coupling is expressed by a matrix whose eigenvectors constitute a basis on which spatial patterns on trees can be expressed by linear combination. The spectrum of eigenvalues of the coupling matrix exhibit a nonuniform distribution which manifest itself in the bifurcation structure of the spatially synchronized modes. These models may describe reaction-diffusion processes and several other phenomena occurring on heterogeneous media with hierarchical structure.Comment: Submitted to Phys. Rev. E, 15 pages, 9 fig

    Spectral Properties and Synchronization in Coupled Map Lattices

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    Spectral properties of Coupled Map Lattices are described. Conditions for the stability of spatially homogeneous chaotic solutions are derived using linear stability analysis. Global stability analysis results are also presented. The analytical results are supplemented with numerical examples. The quadratic map is used for the site dynamics with different coupling schemes such as global coupling, nearest neighbor coupling, intermediate range coupling, random coupling, small world coupling and scale free coupling.Comment: 10 pages with 15 figures (Postscript), REVTEX format. To appear in PR

    gl(N|N) Super-Current Algebras for Disordered Dirac Fermions in Two Dimensions

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    We consider the non-hermitian 2D Dirac Hamiltonian with (A): real random mass, imaginary scalar potential and imaginary gauge field potentials, and (B) arbitrary complex random potentials of all three kinds. In both cases this Hamiltonian gives rise to a delocalization transition at zero energy with particle-hole symmetry in every realization of disorder. Case (A) is in addition time-reversal invariant, and can also be interpreted as the random-field XY Statistical Mechanics model in two dimensions. The supersymmetric approach to disorder averaging results in current-current perturbations of gl(NN)gl(N|N) super-current algebras. Special properties of the gl(NN)gl(N|N) algebra allow the exact computation of the beta-functions, and of the correlation functions of all currents. One of them is the Edwards-Anderson order parameter. The theory is `nearly conformal' and possesses a scale-invariant subsector which is not a current algebra. For N=1, in addition, we obtain an exact solution of all correlation functions. We also study the delocalization transition of case (B), with broken time reversal symmetry, in the Gade-Wegner (Random-Flux) universality class, using a GL(N|N;C)/U(N|N) sigma model, as well as its PSL(N|N) variant, and a corresponding generalized random XY model. For N=1 the sigma model is shown to be identical to the current-current perturbation. For the delocalization transitions (case (A) and (B)) a density of states, diverging at zero energy, is found.Comment: LaTeX, 40 page
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