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Локална оценка на плътността на ядрото×Локален коефициент на Моран (LISA)×
ОбластПространствен анализПространствен анализ
СемействоRegression modelRegression model
Година на възникване1985-19861995
СъздателSilverman, B. W.; Diggle, P. J.Luc Anselin
ТипNon-parametric density estimatorLocal spatial autocorrelation statistic
Основополагащ източникSilverman, B. W. (1986). Density Estimation for Statistics and Data Analysis. Chapman and Hall, London. ISBN: 978-0412246203Anselin, L. (1995). Local indicators of spatial association—LISA. Geographical Analysis, 27(2), 93–115. DOI ↗
Други названияLocal KDE, adaptive KDE, spatially adaptive kernel density estimation, local density estimationLocal Indicator of Spatial Association, LISA statistic, Anselin Local Moran, local spatial autocorrelation index
Свързани56
РезюмеLocal Kernel Density Estimation (Local KDE) is a non-parametric spatial method that estimates the density of point events at each location by applying a kernel function with a spatially adaptive bandwidth. Unlike global KDE, which uses a fixed bandwidth across the entire study area, Local KDE adjusts the smoothing window according to local data density, capturing fine-scale clustering where events are sparse or concentrated.Local Moran's I, introduced by Luc Anselin in 1995, is a Local Indicator of Spatial Association (LISA) that decomposes global spatial autocorrelation into location-specific contributions. For every observation it produces a signed statistic and a significance value, enabling researchers to identify spatial clusters (high-high, low-low) and spatial outliers (high-low, low-high) on a map.
ScholarGateНабор от данни
  1. v1
  2. 2 Източници
  3. PUBLISHED
  1. v1
  2. 2 Източници
  3. PUBLISHED

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ScholarGateСравнение на методи: Local Kernel Density Estimation · Local Moran's I. Извлечено на 2026-06-17 от https://scholargate.app/bg/compare