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| Objektno orijentirana analiza slike (OBIA)× | Metrike krajobraznog uzorka× | Klasifikacija slika temeljena na pikselima× | |
|---|---|---|---|
| Područje≠ | Daljinsko istraživanje | Prostorna analiza | Daljinsko istraživanje |
| Obitelj≠ | Process / pipeline | Process / pipeline | Machine learning |
| Godina nastanka≠ | 2010 | 1988 | 2007 |
| Tvorac≠ | Thomas Blaschke | R. V. O'Neill et al.; McGarigal & Marks (FRAGSTATS) | Remote-sensing classification literature |
| Vrsta≠ | Image segmentation and classification pipeline | Quantitative landscape pattern description | Supervised/unsupervised spectral image classification |
| Temeljni izvor≠ | Blaschke, T. (2010). Object based image analysis for remote sensing. ISPRS Journal of Photogrammetry and Remote Sensing, 65(1), 2–16. DOI ↗ | O'Neill, R. V., et al. (1988). Indices of landscape pattern. Landscape Ecology, 1(3), 153–162. DOI ↗ | Lu, D., & Weng, Q. (2007). A survey of image classification methods and techniques for improving classification performance. International Journal of Remote Sensing, 28(5), 823–870. DOI ↗ |
| Drugi nazivi | Geographic Object-Based Image Analysis, GEOBIA, Object-Oriented Image Analysis, Nesne Tabanlı Görüntü Analizi | landscape pattern indices, FRAGSTATS metrics, fragmentation indices, peyzaj metrikleri | Per-Pixel Classification, Spectral Classification, Pixel-by-Pixel Classification, Piksel Tabanlı Sınıflandırma |
| Srodne≠ | 3 | 3 | 2 |
| Sažetak≠ | Object-Based Image Analysis (OBIA) is a remote sensing image processing paradigm that groups pixels into meaningful image objects before classification, rather than analysing each pixel independently. Formally articulated and consolidated by Thomas Blaschke in his landmark 2010 ISPRS review, OBIA draws on multiresolution segmentation algorithms and combines spectral, spatial, contextual, and textural object attributes to produce semantically rich land-cover maps from high-resolution imagery. | Landscape metrics are quantitative indices that describe the composition and spatial configuration of a categorical map — typically land cover — at the patch, class, and whole-landscape levels. Developed in landscape ecology (O'Neill and colleagues, 1988) and made widely usable by the FRAGSTATS software, they turn maps into numbers like patch density, edge density, fragmentation, diversity, and connectivity for ecological, planning, and change analysis. | Pixel-based image classification is a fundamental remote-sensing technique that assigns each individual pixel in a satellite or aerial image to a thematic land-cover category based solely on its spectral values across multiple bands. Systematically surveyed and formalized by Lu and Weng (2007), the approach encompasses both supervised methods—where labeled training samples guide the classifier—and unsupervised clustering approaches that discover natural spectral groupings without prior labels. |
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