Yukio Sadahiro

Publication Activity (10 Years)

Years Active: 1997-2024
Publications (10 Years): 10

Top Topics

Reference Point

Statistical Analyses

Spatial And Temporal

Minimum Bounding

Top Venues

J. Geogr. Syst.

Comput. Environ. Urban Syst.

Pattern Recognit.

Publications

Yukio Sadahiro, Hidetaka Matsumoto
Analysis of a spatial point pattern in relation to a reference point. J. Geogr. Syst. 26 (3) (2024)
Yukio Sadahiro
Event pattern analysis: Spatial clustering of sequential events and temporal change of events over time. Trans. GIS 27 (1) (2023)
Siqin Wang, Yukio Sadahiro
A fine-grained evaluation of social vulnerability to COVID-19, healthcare access and built environmental disparities in Tokyo, Japan. Int. J. Digit. Earth 15 (1) (2022)
Yukio Sadahiro
A method for evaluating the degree of spatial and temporal avoidance in spatial point patterns. J. Geogr. Syst. 24 (2) (2022)
Yukio Sadahiro
A method for analyzing the expansion and shrinkage of point pattern. Trans. GIS 25 (1) (2021)
Yukio Sadahiro
Analysis of the appearance and disappearance of point objects over time. Int. J. Geogr. Inf. Sci. 33 (2) (2019)
Yukio Sadahiro
Statistical analysis of spatial segregation of points. Comput. Environ. Urban Syst. 76 (2019)
Yukio Sadahiro
Descriptive Measures of Point Distributions Summarized with Respect to Spatial Scale in Visualization. Cartogr. Int. J. Geogr. Inf. Geovisualization 53 (3) (2018)
Abdul Nurunnabi, Yukio Sadahiro, Debra F. Laefer
Robust statistical approaches for circle fitting in laser scanning three-dimensional point cloud data. Pattern Recognit. 81 (2018)
Yukio Sadahiro
A method for analyzing the segregation between point distributions: statistical tests and consideration of attributes. J. Geogr. Syst. 17 (1) (2015)
Yukio Sadahiro, Tetsuo Kobayashi
Exploratory analysis of time series data: Detection of partial similarities, clustering, and visualization. Comput. Environ. Urban Syst. 45 (2014)
Seong-Yun Hong, Yukio Sadahiro
Measuring geographic segregation: a graph-based approach. J. Geogr. Syst. 16 (2) (2014)
Yukio Sadahiro, Raymond Lay, Tetsuo Kobayashi
Trajectories of Moving Objects on a Network: Detection of Similarities, Visualization of Relations, and Classification of Trajectories. Trans. GIS 17 (1) (2013)
Yukio Sadahiro
A method for comparing numerical variables defined in a region. Comput. Environ. Urban Syst. 41 (2013)
Yukio Sadahiro
Analysis of the relations among spatial tessellations. J. Geogr. Syst. 13 (4) (2011)
Yukio Sadahiro
Analysis of the spatial relations among point distributions on a discrete space. Int. J. Geogr. Inf. Sci. 24 (7) (2010)
Yukio Sadahiro, Takashi Tominaga
Accuracy of quantized Voronoi diagrams. Int. J. Geogr. Inf. Sci. 20 (10) (2006)
Yukio Sadahiro
Buffer Operation on Spatial Data with Limited Accuracy. Trans. GIS 9 (3) (2005)
Yukio Sadahiro
Cluster detection in uncertain point distributions: a comparison of four methods. Comput. Environ. Urban Syst. 27 (1) (2003)
Yukio Sadahiro
Stability of the surface generated from distributed points of uncertain location. Int. J. Geogr. Inf. Sci. 17 (2) (2003)
Yukio Sadahiro
Number of Polygons Generated by Map Overlay: The Case of Convex Polygons. Trans. GIS 5 (4) (2001)
Yukio Sadahiro, Mitsuru Umemura
A computational approach for the analysis of changes in polygon distributions. J. Geogr. Syst. 3 (2) (2001)
Yukio Sadahiro
Analysis of surface changes using primitive events. Int. J. Geogr. Inf. Sci. 15 (6) (2001)
Yukio Sadahiro
Accuracy of count data transferred through the areal weighting interpolation method. Int. J. Geogr. Inf. Sci. 14 (1) (2000)
Yukio Sadahiro
Accuracy of areal interpolation: A comparison of alternative methods. J. Geogr. Syst. 1 (4) (1999)
Yukio Sadahiro
Statistical methods for analyzing the distribution of spatial objects in relation to a surface. J. Geogr. Syst. 1 (2) (1999)
Atsuyuki Okabe, Yukio Sadahiro
Variation in Count Data Transferred from a Set of Irregular Zones to a Set of Regular Zones Through the Point-in-Polygon Method. Int. J. Geogr. Inf. Sci. 11 (1) (1997)