Variation in Count Data Transferred from a Set of Irregular Zones to a Set of Regular Zones Through the Point-in-Polygon Method. - Atsuyuki Okabe; Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 1997)

Statistical methods for analyzing the distribution of spatial objects in relation to a surface. - Yukio Sadahiro (J. Geogr. Syst., 1999)

Accuracy of areal interpolation: A comparison of alternative methods. - Yukio Sadahiro (J. Geogr. Syst., 1999)

Accuracy of count data transferred through the areal weighting interpolation method. - Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 2000)

Analysis of surface changes using primitive events. - Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 2001)

A computational approach for the analysis of changes in polygon distributions. - Yukio Sadahiro; Mitsuru Umemura (J. Geogr. Syst., 2001)

Number of Polygons Generated by Map Overlay: The Case of Convex Polygons. - Yukio Sadahiro (Trans. GIS, 2001)

Stability of the surface generated from distributed points of uncertain location. - Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 2003)

Cluster detection in uncertain point distributions: a comparison of four methods. - Yukio Sadahiro (Comput. Environ. Urban Syst., 2003)

Buffer Operation on Spatial Data with Limited Accuracy. - Yukio Sadahiro (Trans. GIS, 2005)

Accuracy of quantized Voronoi diagrams. - Yukio Sadahiro; Takashi Tominaga (Int. J. Geogr. Inf. Sci., 2006)

Analysis of the spatial relations among point distributions on a discrete space. - Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 2010)

Analysis of the relations among spatial tessellations. - Yukio Sadahiro (J. Geogr. Syst., 2011)

Trajectories of Moving Objects on a Network: Detection of Similarities, Visualization of Relations, and Classification of Trajectories. - Yukio Sadahiro; Raymond Lay; Tetsuo Kobayashi (Trans. GIS, 2013)

A method for comparing numerical variables defined in a region. - Yukio Sadahiro (Comput. Environ. Urban Syst., 2013)

Measuring geographic segregation: a graph-based approach. - Seong-Yun Hong; Yukio Sadahiro (J. Geogr. Syst., 2014)

Exploratory analysis of time series data: Detection of partial similarities, clustering, and visualization. - Yukio Sadahiro; Tetsuo Kobayashi (Comput. Environ. Urban Syst., 2014)

A method for analyzing the segregation between point distributions: statistical tests and consideration of attributes. - Yukio Sadahiro (J. Geogr. Syst., 2015)

Descriptive Measures of Point Distributions Summarized with Respect to Spatial Scale in Visualization. - Yukio Sadahiro (Cartogr. Int. J. Geogr. Inf. Geovisualization, 2018)

Robust statistical approaches for circle fitting in laser scanning three-dimensional point cloud data. - Abdul Nurunnabi; Yukio Sadahiro; Debra F. Laefer (Pattern Recognit., 2018)

Analysis of the appearance and disappearance of point objects over time. - Yukio Sadahiro (Int. J. Geogr. Inf. Sci., 2019)

Statistical analysis of spatial segregation of points. - Yukio Sadahiro (Comput. Environ. Urban Syst., 2019)

A method for analyzing the expansion and shrinkage of point pattern. - Yukio Sadahiro (Trans. GIS, 2021)

A method for evaluating the degree of spatial and temporal avoidance in spatial point patterns. - Yukio Sadahiro (J. Geogr. Syst., 2022)

A fine-grained evaluation of social vulnerability to COVID-19, healthcare access and built environmental disparities in Tokyo, Japan. - Siqin Wang; Yukio Sadahiro (Int. J. Digit. Earth, 2022)

Event pattern analysis: Spatial clustering of sequential events and temporal change of events over time. - Yukio Sadahiro (Trans. GIS, 2023)

Analysis of a spatial point pattern in relation to a reference point. - Yukio Sadahiro; Hidetaka Matsumoto (J. Geogr. Syst., 2024)

Market area analysis with a focus on the spatial relationship between sites and their visitors. - Yukio Sadahiro; Hidetaka Matsumoto (Trans. GIS, 2024)

Horizontal and vertical inequity of multi-modal healthcare accessibility in the aging Japan in the post-COVID era: a GIS-based approach. - Siqin Wang; Yukio Sadahiro (Int. J. Digit. Earth, 2024)

A Method for Evaluating Point Segregation and Its Statistical Power. - Yukio Sadahiro (Trans. GIS, 2025)

Point cluster analysis using weighted random labeling. - Yukio Sadahiro; Ikuho Yamada (J. Geogr. Syst., 2025)