Buscar
Mostrando ítems 1-10 de 37
Reversing uncertainty sampling to improve active learning schemes
(2015)
Active learning provides promising methods to optimize the cost of manually annotating a dataset. However, practitioners in many areas do not massively resort to such methods because they present technical difficulties and ...
Relações entre ambiente, traços, composição e funcionamento de comunidades vegetais de cerrado
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, 2013-03-21)
Identifying the relative importance of deterministic and stochastic factors to the assembly of local communities has been tagged as one of the fundamental questions ecologists need to answer. Niche-based theories predict ...
Teleconnections between boreal cooling and tropical glaciers in the Cordillera Blanca (Peru)
(International Permafrost AssociationPE, 2019)
30 samples have been collected for the cosmogenic dating of expanding and shrinking glacial phases southwesternward of Nevado Hualcán (9º, 12'S; 77º, 31'W, 6122 m), in the Cordillera Blanca (Peru).The set includes 28 moraine ...
Teleconnections between boreal cooling and tropical glaciers in the Cordillera Blanca (Peru)
(International Permafrost AssociationPE, 2019)
30 samples have been collected for the cosmogenic dating of expanding and shrinking glacial phases southwesternward of Nevado Hualcán (9º, 12'S; 77º, 31'W, 6122 m), in the Cordillera Blanca (Peru).The set includes 28 moraine ...
Desenvolvimento e validação de metodologia multirresíduos por cromatografia líquida acoplada a espectrometria de massas para análise de fluorquinolonas em músculo e rim de frangos
(Universidade Federal de Minas GeraisUFMG, 2014-02-26)
This work involved the optimization and validation of two methods for determining fluoroquinolones in samples of muscle and kidney of chicken: nalidixic acid, oxolinic acid, pipemidic acid, danofloxacin, difloxacin, ...
Hormonal cryptorchidism therapy: systematic review with metanalysis of randomized clinical trials
(Springer, 2004-05-01)
The importance of cryptorchidism treatment concerns the possibility of diminishing risk of malignant degeneration and improving fertility. Success rates of hormonal treatment vary: 0-55%with human chorionic gonadotropin ...
Agreement Between Cardiovascular Disease Risk Scores in Resource-Limited Settings: Evidence from 5 Peruvian Sites
(Wolters Kluwer Health, 2015)
It is unclear how well currently available risk scores predict cardiovascular disease (CVD) risk in low-income and middle-income countries. We aim to compare the American College of Cardiology/American Heart Association ...