Results 21 to 30 of about 346,476 (312)

Modeling Nonstationarity in Space and Time [PDF]

open access: yesBiometrics, 2017
SummaryWe propose to model a spatio-temporal random field that has nonstationary covariance structure in both space and time domains by applying the concept of the dimension expansion method in Bornn et al. (2012). Simulations are conducted for both separable and nonseparable space-time covariance models, and the model is also illustrated with a ...
Shand, Lyndsay, Li, Bo
openaire   +3 more sources

Shifted model spaces and their orthogonal decompositions [PDF]

open access: yesOpuscula Mathematica
We generalize certain well known orthogonal decompositions of model spaces and obtain similar decompositions for the wider class of shifted model spaces, allowing us to establish conditions for near invariance of the latter with respect to certain ...
M. Cristina Câmara   +2 more
doaj   +1 more source

Evaluating the Impact of Urban Blue Space Accessibility on Housing Price: A Spatial Quantile Regression Approach Applied in Changsha, China

open access: yesFrontiers in Environmental Science, 2021
Urban nature spaces are increasingly recognized as essential urban features providing crucial amenities to the residents’ health and well-being. While many studies have been conducted focusing on the influence of green spaces on house prices, very few ...
Huang Tuofu   +3 more
doaj   +1 more source

CropGCNN: color space-based crop disease classification using group convolutional neural network [PDF]

open access: yesPeerJ Computer Science
Classifying images is one of the most important tasks in computer vision. Recently, the best performance for image classification tasks has been shown by networks that are both deep and well-connected.
Naeem Ahmad   +4 more
doaj   +2 more sources

SpaceTransformers: Language Modeling for Space Systems [PDF]

open access: yesIEEE Access, 2021
The transformers architecture and transfer learning have radically modified the Natural Language Processing (NLP) landscape, enabling new applications in fields where open source labelled datasets are scarce. Space systems engineering is a field with limited access to large labelled corpora and a need for enhanced knowledge reuse of accumulated design ...
Audrey Berquand   +2 more
openaire   +5 more sources

Continuous space models for CLIR [PDF]

open access: yesInformation Processing & Management, 2017
We thank German Sanchis Trilles for helping in conducting experiments with machine translation. We gratefully acknowledge the support of NVIDIA Corporation with the donation of the GeForce Titan GPU used for this research. The research of the first author was supported by FPI grant of UPV.
Parth Gupta   +2 more
openaire   +2 more sources

A Simplified CityGML-Based 3D Indoor Space Model for Indoor Applications

open access: yesApplied Sciences, 2020
With the continuous development of indoor positioning technology, various indoor applications, such as indoor navigation and emergency rescue, have gradually received widespread attention.
Qun Sun, Xiaoguang Zhou, Dongyang Hou
doaj   +1 more source

3D MODEL FOR INDOOR SPACES USING DEPTH SENSOR [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
In recent years, 3D model for indoor spaces have become highly demanded in the development of technology. Many approaches to 3D visualisation and modelling especially for indoor environment was developed such as laser scanner, photogrammetry, computer ...
N. F. Mukhtar   +5 more
doaj   +1 more source

Improving Utilization Efficiency and Drivers’ Degree of Satisfaction in Urban Complex Parking Lot through Modelling the Dynamic Allocation of Parking Spaces

open access: yesApplied Sciences, 2021
There are significant differences in the utilization efficiency of parking spaces in different spatial locations within the complex parking lots, which reduces the utilization efficiency of parking resources.
Guang Yang, Jun Chen, Kuan Lu, Chu Zhang
doaj   +1 more source

Restricted interpolation by meromorphic inner functions

open access: yesConcrete Operators, 2016
Meromorphic Inner Functions (MIFs) on the upper half plane play an important role in applications to spectral problems for differential operators. In this paper, we survey some recent results concerning function theoretic properties of MIFs and show ...
Poltoratski Alexei, Rupam Rishika
doaj   +1 more source

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