Results 91 to 100 of about 86,093 (168)

Azimuth Reference - Human Lung

open access: yes, 2021
Here we provide the reference data files used to run the Azimuth Human Lung reference web application. For a full description of the reference data structure, please see the wiki at https://github.com/satijalab/azimuth/wiki/Azimuth-Reference ...
Satija Lab
core   +1 more source

PSHead: 3D Head Reconstruction from a Single Image with Diffusion Prior and Self‐Enhancement

open access: yesComputer Graphics Forum, EarlyView.
We introduce PSHead, a coarse‐to‐fine framework guided by both object and face priors, to produce a Gaussian‐based 3D avatar for a single frontal‐view reference image. In the coarse stage, we create an initial 3D representation by applying diffusion models trained for general object generation, using Score Distillation Sampling losses over novel views.
Jing Yang   +4 more
wiley   +1 more source

Inference of unknown tilt and azimuth of distributed PV systems

open access: yes, 2020
This Jupyter Notebook provides a hands-on demonstration of the proposed method to derive the tilt and azimuth of PV systems from irradiance data and PV ...
Meng, Bin
core   +1 more source

High‐Gloss SVBRDF Capture Using Bounce Light

open access: yesComputer Graphics Forum, EarlyView.
Abstract Reflectance capture aims at the visual reproduction of an object under varying illumination. Past works differ substantially in their experimental overhead, from single‐ or few‐image approaches, that employ significant (often learned) priors at the expense of biased reconstructions, to more accurate approaches that tend to be time‐consuming ...
Tomáš Iser   +2 more
wiley   +1 more source

Azimuth Reference - Human Pancreas

open access: yes, 2021
Here we provide the reference data files used to run the Azimuth Human Pancreas reference web application. For a full description of the reference data structure, please see the wiki at https://github.com/satijalab/azimuth/wiki/Azimuth-Reference ...
Satija Lab
core   +1 more source

TreeON: Reconstructing 3D Tree Point Clouds from Orthophotos and Heightmaps

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present TreeON, a novel neural‐based framework for reconstructing detailed 3D tree point clouds from sparse top‐down geodata, using only a single orthophoto and its corresponding Digital Surface Model (DSM). Our method introduces a new training supervision strategy that combines both geometric supervision and a differentiable shadow and ...
Angeliki Grammatikaki   +4 more
wiley   +1 more source

Removing the Azimuth Ambiguities of Point Targets in Synthetic Aperture Radar Images.

open access: yes, 1992
This paper proposes a method for removing the azimuth ambiguities of point targets in SAR images. The basic idea is to generate a two dimensional reference function for the SAR processing which provides, in addition to the matched filtering for the ...
Moreira, A.
core  

Reconsideration of Ambiguities in Quad-Pol SAR [PDF]

open access: yes, 2016
Merging the complex signals available from both cross-polarized (cross-pol) channels of a quad-polarimetric (quad-pol) synthetic aperture radar (SAR) may lead not only to a 3-dB gain in the signal-to-noise ratio (SNR), but also to a remarkable ...
Villano, Michelangelo   +2 more
core  

The SUMO Ship Detector Algorithm for Satellite Radar Images

open access: yesRemote Sensing, 2017
Search for Unidentified Maritime Objects (SUMO) is an algorithm for ship detection in satellite Synthetic Aperture Radar (SAR) images. It has been developed over the course of more than 15 years, using a large amount of SAR images from almost all ...
Harm Greidanus   +5 more
doaj   +1 more source

Layer3D: A 3D Layered Representation for Multiview Vector Graphics

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present Layer3D, a novel 3D neural representation that models objects as collections of decomposable neural implicit primitives. These primitives enable the generation of layered images with consistent correspondences across viewpoints, establishing a flexible framework for multiview vector graphics decomposition.
Zhongyue Guan, Yixin Hu, Zeyu Wang
wiley   +1 more source

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