Listar Institute of New Imaging Technologies (INIT) por título
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Sentinel-3 Super-Resolution Based on Dense Multireceptive Channel Attention
IEEE (2021-07-16)The unprecedented availability of remote sensing data from different complementary Sentinel missions provides increasing opportunities to alleviate the spatial limitations of Sentinel-3 (S3) from an intersensor perspective. ... -
Sentinel-3/FLEX Biophysical Product Confidence Using Sentinel-2 Land-Cover Spatial Distributions
IEEE (2021-03-11)The estimation of biophysical variables from remote sensing data raises important challenges in terms of the acquisition technology and its limitations. In this way, some vegetation parameters, such as chlorophyll fluorescence, ... -
SEnviro: A Sensorized Platform Proposal Using Open Hardware and Open Standards
MDPI (2015-03)The need for constant monitoring of environmental conditions has produced an increase in the development of wireless sensor networks (WSN). The drive towards smart cities has produced the need for smart sensors to be able ... -
Separable soft shadow mapping
Springer (2015-02)We propose an efficient technique for rendering visually plausible real-time soft shadows in screen space. First, we propose a novel blocker estimation technique based on a separable filter. Second, our technique performs ... -
Shape description from generalized support functions
Elsevier (2013)The generalized support function is considered to be a representation of shape properties of compact connected sets in R2. Some interesting properties are studied and several parameters are defined for use in shape description ... -
Shaping digital earth applications through open innovation – setting the scene for a digital earth living lab
Taylor & Francis (2013-06) -
Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
Journal of Visualized Experiments (2019-01-29)The aim of this article is to visually demonstrate the utilization of an interferometric method for encoding complex fields associated with coherent laser radiation. The method is based on the coherent sum of two uniform ... -
Signal-to-noise ratio of single-pixel cameras based on photodiodes
Optical Society of America (2018-03-01)Single-pixel cameras have been successfully used in different imaging applications in the last years. One of the key elements affecting the quality of these cameras is the photodetector. Here, we develop a numerical model ... -
Significance tests for covariate-dependent tredns in inhomogeneous spatio-temporal point processes
Springer Verlag (2014-03)Modeling and inference for spatial and spatio-temporal point processes is an issue that has been broadly investigated in the last years. Application fields such as forestry, epidemiology and ecology have been the main ... -
Similarity measures of conditional intensity functions to test separability in multidimensional point processes
Springer-Verlag (2013-07)Separability in the context of multidimensional point processes assumes a multiplicative form for the conditional intensity function. This hypothesis is especially convenient since each component of a separable process may ... -
Simplification method for textured polygonal meshes based on structural appearance
Springer-Verlag (2013-05)This paper proposes an image-based simplification method for textured triangle meshes that preserves the structural appearance of textured models. Models used in interactive applications are usually composed of textured ... -
Simultaneous Color Restoration and Depth Estimation in Light Field Imaging
(2022-05-03)Recent studies in the light field imaging have shown the potential and advantages of different light field information processes. In most of the existing techniques, the processing pipeline of light field has been treated ... -
Single and coupled Helmholtz resonators for low frequency sound manipulation
American Institute of Physics (2022-08-12)In this work, we use the finite element method to study the acoustic properties of single and coupled Helmholtz resonators (HRs). Each HR consists of a sphere drilled with one or several small openings. For a single HR, ... -
Single-frame super-resolution in remote sensing: a practical overview
Taylor & Francis (2017)Image acquisition technology is improving very fast from a performance point of view. However, there are physical restrictions that can only be solved using software processing strategies. This is particularly true in the ... -
Single-pixel digital ghost holography
American Physical Society (2012)Since its discovery, the “ghost” diffraction phenomenon has emerged as an unconventional technique for optical imaging with very promising advantages. However, extracting the intensity and phase information of a structured ... -
Single-pixel digital holography with phase-encoded illumination
Optical Society of America (2017-02-23)We demonstrate imaging of complex amplitude objects through digital holography with phase-structured illumination and bucket detection. The object is sampled with a set of micro-structured phase patterns implemented onto ... -
Single-pixel imaging of the retina through scattering media
Optical Society of America (2019)Imaging the retina of cataractous patients is useful to detect pathologies before the cataract surgery is performed. However, for conventional ophthalmoscopes, opacifications convert the lens into a scattering medium that ... -
Single-pixel imaging through turbid media by combining a programmable light source and a DMD
Society of Photo-Optical Instrumentation Engineers (SPIE) (2023-03-15)Imaging through turbid media remains a relevant topic in biomedical imaging. In this contribution, we propose the combination of frequency domain imaging (SFDI) and single-pixel imaging (SPI) to image objects hidden by a ... -
Single-pixel imaging with Fourier filtering: application to vision through scattering media
Optical Society of America (2019-02-01)We present a novel approach for imaging through scattering media that combines the principles of Fourier spatial filtering and single-pixel imaging. We compare the performance of our single-pixel imaging setup with that ... -
Single-pixel polarimetric imaging
Optical Society of America (2012)We present an optical system that performs Stokes polarimetric imaging with a single-pixel detector. This fact is possible by applying the theory of compressive sampling to the data acquired by a commercial polarimeter ...