RESEARCH HOTSPOT PREDICTION AND REGULAR EVOLUTIONARY PATTERN IDENTIFICATION BASED ON NSFC GRANTS USING NMF AND SEMANTIC RETRIEVAL

Research Hotspot Prediction and Regular Evolutionary Pattern Identification Based on NSFC Grants Using NMF and Semantic Retrieval

Analyzing the research hotspots and regular evolutionary patterns of R&D projects can help researchers find potential information.This paper considers the titles of the National Natural Science Foundation of China (NSFC) grants that have been awarded in the past 20 years as the research objects.First, we analyze the number and funding amounts o

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The coevolution of sexual imprinting by males and females

Abstract Sexual imprinting is the learning of a mate preference by direct observation of the phenotype of another member of the population.Sexual imprinting can be paternal, maternal, or oblique if individuals learn to prefer the phenotypes of their fathers, mothers, or other members of the population, respectively.Which phenotypes are learned can

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Evaluación comparativa de la concentración de SO2 vientos arriba de una planta termoeléctrica Comparative evaluation of SO2 in less favorable wind direction from a thermal power plant

En la zona urbana de la ciudad de Maracaibo existe una planta termoeléctrica, la cual es una fuente de contaminación atmosférica, produce entre otros poluentes, Dióxido de Azufre (SO2) formado de la combustión de los componentes fósiles utilizados.Estas emisiones se dispersan en la atmósfera, encontrándose concentraciones en diferentes punt

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