搜索结果: 1-15 共查到“工学 Coarse”相关记录24条 . 查询时间(0.049 秒)
A COARSE-TO-FINE MODEL FOR AIRPLANE DETECTION FROM LARGE REMOTE SENSING IMAGES USING SALIENCY MODLE AND DEEP LEARNING
Airplane Detection Large-Scale Optical Remote Sensing Image Object of Interes Saliency Detection Single Neural Network
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2018/5/15
High resolution remote sensing images are bearing the important strategic information, especially finding some time-sensitive-targets quickly, like airplanes, ships, and cars. Most of time the problem...
SPEEDING UP COARSE POINT CLOUD REGISTRATION BY THRESHOLD-INDEPENDENT BAYSAC MATCH SELECTION
BaySAC Convergence evaluation Hypothesis set Inlier probability Point cloud registration RANSAC
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2016/11/11
This paper presents an algorithm for the automatic registration of terrestrial point clouds by match selection using an efficiently conditional sampling method -- threshold-independent BaySAC (BAYes S...
DETECTION OF GEOMETRIC KEYPOINTS AND ITS APPLICATION TO POINT CLOUD COARSE REGISTRATION
Point Cloud Coarse Registration 3D Keypoints Extraction ICP Geometry Description LiDAR
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2016/7/27
Acquisition of large scale scenes, frequently, involves the storage of large amount of data, and also, the placement of several scan positions to obtain a complete object. This leads to a situation wi...
Generation of COARSE 3D Models of Urban Areas from High Resolution Stereo Satellite Image
digital terrain model surface modelling stereo image high resolution
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2015/11/23
With the emergence of more and more satellites delivering very high resolution (VHR) imagery with ground sampling distances in the range of one meter or below the generation of three dimensional urban...
A SEMI AUTOMATED EMPIRICAL MODEL FOR ESTIMATION OF CH4 EMISSION USING COARSE RESOLUTION THERMAL DATA
Land Surface Temperature NDVI
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2015/8/28
Concentration of atmospheric methane is considered to have a significant effect on climate because of its GWP (Global Warming
Potential), which is 21 times of CO2. Methane is generated by the process...
MAPPING URBAN AREAS BY FUSING MULTIPLE SOURCES OF COARSE RESOLUTION REMOTE SENSED DATA
Urban Geography Land Cover Classification MODIS Multitemporal Decision Trees
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2015/8/3
The main objective of this research is to improve understanding of the methodological and validation requirements for mapping urban land cover over large areas from coarse resolution remotely sensed d...
MONITORING OF LAND USE IN THE MAJOR GRAIN CROP PRODUCTION AREA USING TEMPORAL CHARACTERISTICS OF NDVI OBTAINED FROM COARSE RESOLUTION SATELLITE DATA
Agriculture Land Use Vegetation Estimation Monitoring Pixel Multitemporal
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2015/7/29
NDVI obtained from satellite at the pixel over the area of crop cultivation would represent a specific temporal profile, which could
be discriminated from that of other land use. In this study, the ...
Automatic Classification of coarse density LiDAR data in urban area
LIDAR Vehicle Classification Airborne Urban PCA NDSM DTM
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2014/7/30
The classification of different objects in the urban area using airborne LIDAR point clouds is a challenging problem especially with low density data. This problem is even more complicated if RGB info...
A Novel Coarse-to-Fine Hair Segmentation Method
Hair segmentation Coarse-to-fine Graph Cuts Active segmentation with fixation Bayesian method
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2013/7/24
Segmenting hair regions from human images facilitates many tasks like hair synthesis and hair style trends forecast. However, hair segmentation is quite challenging due to hair/background confusion an...
Coarse-to-Fine Dissolve Detection based on Image Quality Assessment
dissolve detection coarse-to-fine image quality assessment dissolve length normalization shot boundary detection
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2013/7/24
Although many approaches have been proposed for video shot boundary detection, dissolve detection remains an open issue. For a dissolve, we could find that the video frames reveal a “clarity–blur–cl...
From Coarse Grid to Mini-Grid to Gridless: How Much can Gridless Help Contentionless?
Networks Networks network optimization
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2015/5/25
We study the benefit of gridless wavelength assignment. An efficient spectrum assignment algorithm is developed. It is found a mini-grid case with a certain grid granularity performs almost the same a...
Chemical Characterization of Fine and Coarse Particles in Gosan, Korea during Springtime Dust Events
Aerosol Dust Gosan Korea PAC-DEX Molecular markers
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2016/3/28
Particulate matter was collected at Gosan, Korea, a remote location in the East China Sea, from late-March through
May, 2007. Two sizes of particles, fine (PM2.5) and coarse (PM10–2.5) modes, were an...
Optimal feature selection for 3D facial expression recognition using coarse-to-fine classification
3D facial expression recognition Fisher criterion-based approach using within group classification
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2010/11/22
Automatic facial expression recognition for novel individuals from 3D face data is a challenging task in pattern analysis. This paper describes a feature selection process for pose-invariant 3D facial...
SUPER-RESOLUTION MAPPING OF LANDSCAPE OBJECTS FROM COARSE SPATIAL RESOLUTION IMAGERY
Super-resolution mapping coarse spatial resolution image landscape patches characterization
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2014/6/12
The landscape patches that are fundamental to landscape ecology may be considered as objects to be extracted from remotely sensed imagery. The accuracy with which objects may be characterised varies ...
Identification of Sources of Fine and Coarse Particulate Matter in Dhaka, Bangladesh
PMF PSCF CPF Back trajectory
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2016/3/29
In Bangladesh, the ambient air within Dhaka city is highly polluted by motor vehicle and brick kiln emissions. In addition,
meteorological conditions during the winter cause increases in the fine par...