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Revista Mexicana de Ciencias Forestales
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Revista Mexicana de Ciencias Forestales
Article
License: CC BY NC
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Análisis comparativo del número e intervalos de clases de riesgo de incendios forestales

Authors: José Germán Flores Garnica; Ana Graciela Flores-Rodríguez;

Análisis comparativo del número e intervalos de clases de riesgo de incendios forestales

Abstract

La problemática de incendios forestales conlleva a priorizar áreas de atención con base en criterios como el riesgo, para ubicarlas y dimensionarlas en cartografía temática específica; cuya clasificación implica: a) selección del número de clases de riesgo; y b) proceso para establecer los intervalos de clases. No obstante, esto varía dependiendo de la apreciación de quien especifica la clasificación; para evitarlo, se hace un análisis comparativo entre dos números de clases (3 y 5) y las siguientes alternativas de división de intervalos entre las clases: Intervalos iguales; Cuantiles; Rupturas naturales; e Intervalos geométricos. Se usó un mapa de riesgo de incendios forestales del estado de Jalisco (México), en el cual para definir el número de clases y el método para establecer los intervalos, se ubicaron al azar 1 000 sitios de validación (SV). Alrededor de ellos se delimitó una superficie de 100 km2, para contar el número de incendios forestales del período 2005-2014. Así, se asoció la clase de riesgo que correspondía a cada uno de los SV con el número de incendios ubicados en el área de 100 km2. A partir de esto, se comparó la variabilidad (desviación estándar) entre las clases generadas por cada uno de los cuatro métodos para definir sus intervalos. Los resultados sugieren que el método de intervalos iguales (II) es el más indicado para definir los intervalos de clase de riesgo de incendios. Referente al número de clases, existe una más clara diferenciación, entre las clases, al usar cinco clases.

Keywords

cuantil, Forestry, intervalos de progresión, intervalo equivalente, SD1-669.5, Environmental technology. Sanitary engineering, intervalos iguales, intervalo geométrico, TD1-1066, rupturas naturales

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
4
Top 10%
Average
Average
gold