A review of accuracy assessment for object-based image analysis: From per-pixel to per-polygon approaches

S Ye, RG Pontius Jr, R Rakshit - ISPRS Journal of Photogrammetry and …, 2018 - Elsevier
Object-based image analysis (OBIA) has gained widespread popularity for creating maps
from remotely sensed data. Researchers routinely claim that OBIA procedures outperform …

Quantifying the city's green area potential gain using remote sensing data

T Santos, JA Tenedório, JA Gonçalves - Sustainability, 2016 - mdpi.com
Information about green spaces available in a city is essential for urban planning. Urban
green areas are generally assessed through environmental indicators that reflect the city's …

Introducing mapping standards in the quality assessment of buildings extracted from very high resolution satellite imagery

S Freire, T Santos, A Navarro, F Soares, JD Silva… - ISPRS Journal of …, 2014 - Elsevier
Many municipal activities require updated large-scale maps that include both topographic
and thematic information. For this purpose, the efficient use of very high spatial resolution …

External geo-information in the segmentation of VHR imagery improves the detection of imperviousness in urban neighborhoods

K Verbeeck, M Hermy, J Van Orshoven - International Journal of Applied …, 2012 - Elsevier
Object-based image analysis (OBIA) has become an established way to detect
imperviousness and other land cover classes from very high resolution (VHR) multispectral …

Testing the contribution of Worldview-2 improved spectral resolution for extracting vegetation cover in urban environments

T Santos, S Freire - Canadian Journal of Remote Sensing, 2015 - Taylor & Francis
Detailed spatial data concerning land cover constitutes valuable information not only for
urban design and planning but also to support informed decisions toward urban sustainable …

Agricultura urbana em Porto Ferreira/SP: mapeamento, caracterização e tipificação

JDR Covarrubias - 2011 - repositorio.ufscar.br
Urban Agriculture (UA) is different from, and complementary to rural agriculture in local food
systems, in that its practices are integrated into a local urban ecossystem. It has been proven …

[PDF][PDF] Atualização cadastral dirigida, utilizando imagens de satélite de alta resolução espacial

T Santos, M Pelegrina, RP Julião - Revista Brasileira de Cartografia, 2015 - seer.ufu.br
Neste trabalho, explora-se as imagens de alta resolução espacial GeoEye como fonte de
dados para produção de informação geográfica atualizada. A metodologia inclui a …

Extraction of buildings from QuickBird imagery for municipal use–the relevance of urban context and heterogeneity

S Freire, T Santos, AM Fonseca, J Tenedório - 2010 - repositorio.lnec.pt
Lisbon is both a historical and modern city having a dynamic landscape, where increasingly
diverse urban forms and materials coexist. This complex reality is possibly causing the …

[HTML][HTML] The GeoSat project: Using remote sensing to keep pace with urban dynamics

T Santos, S Freire, JA Tenedório, A Fonseca… - IEEE …, 2011 - earthzine.org
This work was conducted in the framework of project GeoSat–Methodologies to extract large
scale GEOgraphical information from very high resolution SATellite images. The purpose of …

Computational Modelling of Objects Represented in Images

P Di Giamberardino, D Iacoviello, RMN Jorge… - 2014 - api.taylorfrancis.com
This book collects the contributions presented at the International Symposium CompIMAGE
2012: Computational Modelling of Objects Represented in Images: Fundamentals, Methods …