[EN] Multi-temporal analysis is one of the main applications of remote sensing, and Landsat imagery has been one of the main resources for many years. However, the moderate spatial resolution (30 m) restricts their use for ...
In this paper, two main approaches for automatic building detection and localization using high spatial resolution imagery and LiDAR data are compared and evaluated: thresholding-based and object-based classification. The ...
The impact of storms on sandy beaches and the subsequent recovery process is described from an analysis of the shoreline positions obtained from Landsat 5 TM and Landsat 7 ETM + imagery. Shoreline extraction is based on ...
Ruiz Fernández, Luis Ángel; Recio Recio, Jorge Abel(Universitat Politècnica de València, 2017-06-21)
Se describe un programa que extrae de forma automática características de textura, espectrales, de forma y estructurales de fragmentos de imágenes u objetos. Está orientado a objetos cartográficos (parcelas,¿), los cuales ...
Abdul Malak, Dania; Pausas, Juli G.; Pardo Pascual, Josep Eliseu; Ruiz Fernández, Luis Ángel(IGI Global, 2015-04)
This study area is located in the eastern littoral of the Iberian Peninsula; its importance resides in its Mediterranean ecosystem, complex topography, extensive land use changes, and intensive forest fires history. The ...
Carbonell Rivera, Juan Pedro; Torralba, Jesús; Ruiz Fernández, Luis Ángel(Editorial Universitat Politècnica de València, 2022-10-28)
[EN] The results of European projects are often presented in lengthy deliverables, making it
difficult for interested parties to understand the methodologies followed and the results
obtained. In recent years, the use ...
Recio Recio, Jorge Abel; Hermosilla, T.; Ruiz Fernández, Luis Ángel; Fernández Sarriá, Alfonso(American Society for Photogrammetry and Remote Sensing, 2011-04)
[EN] This paper analyzes the effect of the addition of historical land-use as a descriptive feature in plot-based image classification when updating land-use/land-cover geospatial databases. Several historical databases ...
Mayor Miret, Ana(Universitat Politècnica de València, 2015-05-27)
[ES] Las áreas urbanas y periurbanas de las ciudades sufren cambios a lo largo del tiempo. Es fundamental detectar estos cambios en el transcurso del tiempo para controlarlos. La necesidad de desarrollar metodologías ...
Sapena Moll, Marta; Ruiz Fernández, Luis Ángel(Taylor & Francis, 2021-02-01)
[EN] The spatial pattern of urban growth determines how the physical, socio-economic and environmental characteristics of urban areas change over time. Monitoring urban areas for early identification of spatial patterns ...
Ruiz Fernández, Luis Ángel(Universitat Politècnica de València, 2016-07-28)
El filtrado de imágenes digitales puede abordarse de manera más intuitiva cuando se realiza en el espacio de las frecuencias, una vez aplicada la transformada de Fourier a la imagen. La generación de filtros paso-bajo, ...
Duque, Juan C.; Patiño Quinchía, Jorge Eduardo; Ruiz Fernández, Luis Ángel; Pardo Pascual, Josep Eliseu(Elsevier, 2015-03)
This paper contributes empirical evidence about the usefulness of remote sensing imagery to quantify the degree of poverty at the intra-urban scale. This concept is based on two premises: first, that the physical appearance ...
[EN] The concept of marginal land (ML) is dynamic and depends on various factors related to the environment, climate, scale,
culture, and economic sector. The current methods for identifying ML are diverse, they employ ...
Ruiz Fernández, Luis Ángel(Universitat Politècnica de València, 2013-06-25)
Concepto de fusión de imágenes, particularizado a la fusión de imágenes multiespectrales y pancromáticas. Se describen cinco métodos básicos presentes en la mayoría de los programas de tratamiento digital de imágenes en ...
Ruiz Fernández, Luis Ángel(Universitat Politècnica de València, 2017-06-19)
Se describen algunos de los métodos más comunes para abordar problemas de detección de cambios por píxel a partir de imágenes de satélite multiespectrales, así como indicadores básicos para evaluar el resultado de la detección.
Fredes, Sandra; Ruiz Fernández, Luis Ángel; Recio Recio, Jorge Abel(Editorial Universitat Politècnica de València, 2021-10-01)
[EN] In order to monitor the ripeness and composition of wine grape berries and establish an optimal harvest date, the
determination of °Brix and pH is vital. This research includes the study of two wine grapes harvests ...
Khanashchak, Pavlo(Universitat Politècnica de València, 2015-05-04)
[ES] Actualmente disponemos de un gran abanico de herramientas que nos permiten realizar
la documentación geométrica de objetos con grandes precisiones y conseguir resultados
cada vez más fieles a realidad. Pese a que ...
[EN] To monitor the ripeness and composition of wine grape berries and establish an optimal harvest date, the determination of degrees Brix and pH is vital. This research studies two harvest seasons of Cabernet Sauvignon ...
[EN] The inclusion of technological innovation and the development of remote sensing tools in wine production are an efficient and productive factor that supports the production and improves the quality of the wine produced. ...
[EN] The water content of the vegetation affects the flammability of the vegetation and fire behavior. A standard measure of this
parameter is the live fuel moisture content (LFMC), calculated as the percentage of humidity ...
[EN] A fourth-order non-linear interpolation procedure based on the ENO (Essentially Non-Oscillatory) methodology
is presented and evaluated, with the purpose of increasing the geometric accuracy of edge detection
in ...