National Center for Geographic Information and Analysis
Parent: Center for Spatial Studies
eScholarship stats: Breakdown by Item for July through October, 2026
| Item | Title | Total requests | Download | View-only | %Dnld |
|---|---|---|---|---|---|
| 05r820mz | Three Presentations on Geographical Analysis and Modeling: Non- Isotropic Geographic Modeling; Speculations on the Geometry of Geography; and Global Spatial Analysis (93-1) | 1,440 | 636 | 804 | 44.2% |
| 05k2p1jx | A Hierarchical Spatial Data Structure for Global Geographic Information Systems (89-5) | 605 | 64 | 541 | 10.6% |
| 617438sk | National Center for Geographic Information and Analysis: A Proposal (Appendices) (88-1) | 571 | 376 | 195 | 65.8% |
| 9492q6sm | Discrete Global Grids: A Web Book | 536 | 149 | 387 | 27.8% |
| 3ph5k0d4 | What is Special About Spatial Data? Alternative Perspectives on Spatial Data Analysis (89-4) | 512 | 176 | 336 | 34.4% |
| 6p93g6wd | A Role for Geographic Information Systems in the Secondary Schools: An Assessment of the Current Status and Future Possibilities | 467 | 55 | 412 | 11.8% |
| 0kt69058 | The Global Demography Project (95-6) | 466 | 228 | 238 | 48.9% |
| 9bw2d2rw | GIS and Society: The Social Implications of How People, Space, and Environment Are Represented in GIS- Scientific Report for the Initiative 19 Specialist Meeting (96-7) | 454 | 29 | 425 | 6.4% |
| 43x094z3 | Third International Conference/Workshop on Integrating GIS and Environmental Modeling | 444 | 356 | 88 | 80.2% |
| 4tm0d1jm | International Conference on Discrete Global Grids | 422 | 79 | 343 | 18.7% |
| 4vw1t2vb | NCGIA Annual Report, Year 8 | 397 | 41 | 356 | 10.3% |
| 58w157nm | Spatial Data Analysis with GIS: An Introduction to Application in the Social Sciences (92-10) | 375 | 51 | 324 | 13.6% |
| 9df9n46v | Units 012-017 - Position on the Earth | 336 | 172 | 164 | 51.2% |
| 14m138cz | Unit 14: On-Screen Digitizing | 335 | 44 | 291 | 13.1% |
| 2ft7r23b | An Annotated Bibliography on Human Computer Interaction for GIS (91-15) | 334 | 30 | 304 | 9.0% |
| 5163c5fb | NCGIA Annual Report, Year 4 | 330 | 57 | 273 | 17.3% |
| 6d858764 | A Glossary of GIS Terminology (92-13) | 329 | 24 | 305 | 7.3% |
| 6fr9g5nv | Digital Gazetteer & Practice Workshop, Summary Report | 321 | 60 | 261 | 18.7% |
| 44q4w68s | Languages of Spatial Relationships (89-2) | 243 | 34 | 209 | 14.0% |
| 33d7c1pt | The Ontology of Fields, Final Report | 241 | 31 | 210 | 12.9% |
| 4vj4f0v4 | NCGIA Annual Report, Year 6 | 239 | 16 | 223 | 6.7% |
| 9fg8h6gf | NCGIA Annual GIS Bibliography for 1991 | 218 | 53 | 165 | 24.3% |
| 5zx5f7bs | Unit 39 - The TIN Model | 216 | 64 | 152 | 29.6% |
| 87s8f0mg | Taxonomy of Error in Spatial Databases (89-12) | 215 | 106 | 109 | 49.3% |
| 5k52c3kc | Unit 002 - What is Geographic Information Science? | 212 | 59 | 153 | 27.8% |
| 5nj6647c | The 9-Intersection: Formalism and Its Use for Natural-Language Spatial Predicates (94-1) | 207 | 96 | 111 | 46.4% |
| 9mg793hk | Unit 164 - Land Information Systems and Cadastral Applications | 205 | 66 | 139 | 32.2% |
| 3g1217wg | Outline of the Core Curriculum in GIScience | 199 | 42 | 157 | 21.1% |
| 5d64t774 | Empowerment, Marginalization & Public Participation GIS, Final Report | 197 | 47 | 150 | 23.9% |
| 9q94d63j | Unit 9: Spatial Data Conversion | 194 | 29 | 165 | 14.9% |
| 3r80v86f | Naive Geography (95-8) | 187 | 36 | 151 | 19.3% |
| 0vq669p7 | Unit 16 - Output | 175 | 32 | 143 | 18.3% |
| 2rb3b39r | GIS Laboratory Exercises: Introduction to GIS 2nd edition (96-12) | 175 | 40 | 135 | 22.9% |
| 6w1695bs | NCGIA Research Initiative 7 Visualization of Spatial Data Quality: Scientific Report for the Specialist Meeting (91-26) | 175 | 37 | 138 | 21.1% |
| 78h3f9kj | Modeling Behavior of Geographic Objects: An Experience with the Object Modeling Technique (96-11) | 175 | 40 | 135 | 22.9% |
| 3fz2s7z5 | Secondary Education Project: Color Your World- An Exploration With ArcView 2.0 (95-5) | 173 | 29 | 144 | 16.8% |
| 2fg2r1hn | NCGIA Annual GIS Bibliography for 1992 | 167 | 49 | 118 | 29.3% |
| 14v6587w | Uncertainty in Geospatial Information Representation, Analysis, and Decision Support | 166 | 31 | 135 | 18.7% |
| 377571md | NCGIA Annual Report, Year 5 | 166 | 34 | 132 | 20.5% |
| 8kg6w8fv | Image Registration using Multiquadric Functions, the Finite Element Method, Bivariate Mapping Polynomials and Thin Plate Spline (96-1) | 166 | 71 | 95 | 42.8% |
| 3xd250sg | User Interfaces for Geographic Information Systems: Report on the Specialist Meeting (92-3) | 162 | 52 | 110 | 32.1% |
| 16g2v9qg | Introduction to the Core Curriculum in GIS | 161 | 54 | 107 | 33.5% |
| 53q629nv | Varenius—NCGIA's Project to Advance Geographic Information Science: 1997 Annual Report | 158 | 29 | 129 | 18.4% |
| 6gj747dx | Selected Annotated Bibliography On Visualization of the Quality of Spatial Information (Research Initiative 7) (94-10) | 156 | 25 | 131 | 16.0% |
| 45d716d7 | User Interfaces for Geograhic Information Systems—NCGIA Research Initiative 13, Closing Report | 155 | 47 | 108 | 30.3% |
| 2dm174nc | Languages of Spatial Relations—NCGIA Research Initiative 2, Closing Report | 154 | 28 | 126 | 18.2% |
| 6g190671 | A Review of Spatial Population Database Design and Modeling (96-3) | 154 | 45 | 109 | 29.2% |
| 3jv1g09f | Unit 37 - Quadtree Algorithms and Spatial Indexes | 151 | 10 | 141 | 6.6% |
| 0tg7x1ds | Accuracy of Spatial Databases—NCGIA Research Initiative 1, Closing Report | 150 | 31 | 119 | 20.7% |
| 5fj7w4h0 | Collaborative Spatial Decision-Making: Scientific Report for the Initiative 17 Specialist Meeting (95-14) | 148 | 74 | 74 | 50.0% |
Note: Due to the evolving nature of web traffic, the data presented here should be considered approximate and subject to revision. Learn more.