Now showing items 1-16 of 16

    • Airborne spray drift measurement using passive collectors and lidar Systems 

      Gregorio, Eduard; Solanelles, Francesc; Rocadenbosch Burillo, Francisco; Rosell Amigó, Juan Ramón; Sanz, Ricardo (2009)
      Conference lecture
      Restricted access - publisher's policy
      Minimization of the risk associated with spray applications requires a proper understanding of the spray drift phenomenon. This fact has led to the development of several techniques to measure the deposition on horizontal ...
    • Design methodology of a ceilometer lidar prototype 

      Gregorio, Eduard; Rocadenbosch Burillo, Francisco; Comerón Tejero, Adolfo (2007)
      Conference report
      Restricted access - publisher's policy
      This article presents step-by-step applied methodology to design a 905-nm 5-kHz rep. rate diode-laser biaxial lidar ceilometer prototype beginning from the definition of initial specs, and related trade-offs to the first ...
    • Eye-safe lidar system for pesticide spray drift measurement 

      Gregorio, Eduard; Rocadenbosch Burillo, Francisco; Sanz Cortiella, Ricardo; Rosell-Polo, Joan R. (2015-02)
      Article
      Open Access
      Spray drift is one of the main sources of pesticide contamination. For this reason, an accurate understanding of this phenomenon is necessary in order to limit its effects. Nowadays, spray drift is usually studied by using ...
    • First measurements with a lidar system specifically designed for spray drift monitoring 

      Gregorio, Eduard; Torrent, Xavier; Solanelles, Francesc; Sanz Cortiella, Ricardo; Rocadenbosch Burillo, Francisco; Masip, Joan; Ribes-Dasi, Manuel; Planas, Santiago; Rosell Polo, Joan R. (2015)
      Conference report
      Restricted access - publisher's policy
      Pesticide spray drift is usually measured by means of passive collectors and tracers. However, there are several drawbacks to their use, related to the fact of being a time-consuming, single-point and time-averaged ...
    • Fruit detection and 3D location using instance segmentation neural networks and structure-from-motion photogrammetry 

      Gené Mola, Jordi; Sanz Cortiella, Ricardo; Rosell Polo, Joan Ramon; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Vilaplana Besler, Verónica; Gregorio, Eduard (2020-01-13)
      Article
      Restricted access - publisher's policy
      The development of remote fruit detection systems able to identify and 3D locate fruits provides opportunities to improve the efficiency of agriculture management. Most of the current fruit detection systems are based on ...
    • Fruit detection in an apple orchard using a mobile terrestrial laser scanner 

      Gené-Mola, Jordi; Gregorio, Eduard; Guevara, Javier; Auat, Fernando; Sanz-Cortiella, Ricardo; Escolà, Alexandre; Llorens, Jordi; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Vilaplana Besler, Verónica; Rosell-Polo, Joan R. (Elsevier, 2019-11-01)
      Article
      Restricted access - publisher's policy
      The development of reliable fruit detection and localization systems provides an opportunity to improve the crop value and management by limiting fruit spoilage and optimised harvesting practices. Most proposed systems for ...
    • Fuji-SfM dataset: a collection of annotated images and point clouds for Fuji apple detection and location using structure-from-motion photogrammetry 

      Gené Mola, Jordi; Sanz Cortiella, Ricardo; Rosell Polo, Joan Ramon; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Vilaplana Besler, Verónica; Gregorio, Eduard (Elsevier, 2020-06)
      Article
      Open Access
      The present dataset contains colour images acquired in a commercial Fuji apple orchard (Malus domestica Borkh. cv. Fuji) to reconstruct the 3D model of 11 trees by using structure-from-motion (SfM) photogrammetry. The data ...
    • KFuji RGB-DS database: Fuji apple multi-modal images for fruit detection with color, depth and range-corrected IR data 

      Gené Mola, Jordi; Vilaplana Besler, Verónica; Rosell Polo, Joan Ramon; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Gregorio, Eduard (Elsevier, 2019-07-19)
      Article
      Open Access
      This article contains data related to the research article entitle “Multi-modal Deep Learning for Fruit Detection Using RGB-D Cameras and their Radiometric Capabilities” [1]. The development of reliable fruit detection and ...
    • LIDAR as an alternative to passive collectors to measure pesticide spray drift 

      Gregorio, Eduard; Rosell-Polo, Joan R.; Sanz Cortiella, Ricardo; Rocadenbosch Burillo, Francisco; Solanelles, Francesc; Garcerá, Cruz; Chueca, Patricia; Arnó, Jaume; Del Moral, Ignacio; Masip, Joan; Camp, Ferran; Viana, Rafarl; Escolà, Alexandre; Gràcia, Felip; Planas, Santiago; Moltó, Enrique (2014-01)
      Article
      Restricted access - publisher's policy
      Pesticide spray drift entails a series of risks and costs in terms of human, animal and environmental well-being. A proper understanding of this phenomenon is essential to minimise these risks. However, most conventional ...
    • Lidar: towards a new methodology for field measurement of spray drift 

      Gregorio, Eduard; Torrent, Xavier; Solanelles, Francesc; Sanz, R.; Rocadenbosch Burillo, Francisco; Masip, J.; Ribes Dasi, Manel; Planas, S; Rosell Polo, Joan Ramon (2016)
      Article
      Open Access
      Lidar technology is becoming a promising alternative for spray drift measurement to the labour and time-expensive methodologies based on the ISO 22866 standard. This paper presents last advancements in an eye-safe lidar ...
    • Measurement of pesticide spray drift with a specifically designed lidar system 

      Gregorio, Eduard; Torrent, Xavier; Planas, Santiago; Solanelles, Francesc; Sanz Cortiella, Ricardo; Rocadenbosch Burillo, Francisco; Masip, Joan; Ribes Dasi, Manel; Rosell Polo, Joan Ramon (2016-04-08)
      Article
      Open Access
      Field measurements of spray drift are usually carried out by passive collectors and tracers. However, these methods are labour- and time-intensive and only provide point- and time-integrated measurements. Unlike these ...
    • Multi-modal deep learning for Fuji apple detection using RGB-D cameras and their radiometric capabilities 

      Gené Mola, Jordi; Vilaplana Besler, Verónica; Rosell Polo, Joan Ramon; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Gregorio, Eduard (2019-07-01)
      Article
      Restricted access - publisher's policy
      Fruit detection and localization will be essential for future agronomic management of fruit crops, with applications in yield prediction, yield mapping and automated harvesting. RGB-D cameras are promising sensors for fruit ...
    • Perspective of remote optical measurement techniques 

      Gregorio, Eduard; Rocadenbosch Burillo, Francisco (2007)
      Conference report
      Restricted access - publisher's policy
      This article presents an intercomparison between four different ROMTs: differential optical absorption spectroscopy (DOAS), differential absorption LIDAR (DIAL), Fourier transform infrared spectroscopy (FTIR), and tunable ...
    • Polarization lidar detection of agricultural aerosol emissions 

      Gregorio, Eduard; Gené Mola, Jordi; Sanz Cortiella, Ricardo; Rocadenbosch Burillo, Francisco; Chueca, Patricia; Arnó Satorra, Jaume; Solanelles, Francesc; Rosell Polo, Joan Ramon (2018-04-18)
      Article
      Open Access
      Agricultural aerosol emissions can significantly impact human and animal health as well as the environment. Therefore, it is essential to adopt new sensing techniques for real-time monitoring these emissions in high temporal ...
    • Six-channel polychromator design and implementation for the UPC elastic/Raman LIDAR 

      Kumar, Dhiraj; Rocadenbosch Burillo, Francisco; Sicard, Michaël; Comerón Tejero, Adolfo; Muñoz, Constantino; Lange, Diego; Tomás Martínez, Sergio; Gregorio, Eduard (SPIE, 2011)
      Conference lecture
      Open Access
      A 6-channel dichroic-based polychromator is presented as the spectrally selective unit for the U.P.C. elastic/Raman lidar. Light emission is made at 355-nm (ultraviolet, UV), 532-nm (visible, VIS) and 1064-nm (near infrared, ...
    • Spray drift measurement using a UV lidar system 

      Gregorio, Eduard; Rosell, J. R.; Sanz, R.; Rocadenbosch Burillo, Francisco; Solanellas, F.; Garcerá, Cruz; Chueca, Patricia; Arnó, J.; Del Moral, Ignacio; Masip, J.; Camp, F.; Viana, Rafarl; Escolà, A.; Gràcia, F.; Planas, S; Moltó, Enrique (Universitat Politècnica de València, 2013)
      Conference report
      Restricted access - publisher's policy
      Range-resolved lidar systems, principally the elastic ones, have been used in a number of studies for pesticide spray drift monitoring in both aerial and ground spray treatments (Gregorio et al., 2011). In most cases, lidar ...