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IMPROVED PARAMETERIZATION OF WATER CLOUD MODEL FOR HYBRID-POLARIZED BACKSCATTER SIMULATION USING INTERACTION FACTOR
Water cloud model Vegetation descriptors Hybrid-polarized backscatter Interaction factor Leaf area index
2017/8/10
The prime aim of this study was to assess the potential of semi-empirical water cloud model (WCM) in simulating hybrid-polarized SAR backscatter signatures (RH and RV) retrieved from RISAT-1 data and ...
GEOMETRICAL AND STRUCTURAL PARAMETERIZATION OF FOREST CANOPY RADIATIVE TRANSFER BY LIDAR MEASUREMENTS
Remote Sensing Forestry LIDAR Vegetation Modelling Structure
2015/12/30
A forest canopy is a complex system with a highly structural multi-scale architecture. Physical based radiative transfer (RT) modelling has been shown to be an effective tool for retrieval of vegetati...
Thirteenth 'Aha Huliko'a Hawaiian Winter Workshop: Near-Boundary Processes and Their Parameterization
Near-Boundary Processes Parameterization
2015/7/29
We think of the ocean as being driven by a variety of forces: tides, wind, surface buoyancy fluxes associated with heating, cooling, evaporation, precipitation and ice formation, and geothermal heatin...
Improved parameterization of seagrass blade dynamics and wave attenuation based on numerical and laboratory experiments
seagrass blade dynamics wave attenuation based numerical laboratory experiments
2015/6/30
Seagrass blade dynamics were explored through numerical and laboratory experiments in order to improve parameterization of wave attenuation by submerged aquatic vegetation in the presence of a backgro...
Ionospheric Threat Parameterization for Local Area Global-Positioning-System-Based Aircraft Landing Systems
Ionospheric Parameterization Local Area Global-Positioning-System-Based Aircraft Landing Systems
2015/6/25
Observations of extreme spatial rates of change of ionospheric electron content and the characterization strategy for mitigation applied by the U.S. local area augmentation system are shown. During ex...
A MINIMAL SET OF CONSTRAINTS AND A MINIMAL PARAMETERIZATION FOR THE TRIFOCAL TENSOR
Mathematics Algorithms Modelling
2015/3/24
The topic of this paper is the so-called trifocal tensor (TFT), which describes the relative orientation of three
uncalibrated images. The TFT is made up of 27 homogenous elements but only has 18 DOF...
3D models mapping optimization through an integrated parameterization approach: cases studies from Ravenna
Cultural Heritage Digital Photogrammetry Modelling Photo-realism Texture, Rendering Three-dimensional
2014/7/30
Image-based modelling tools based on SfM algorithms gained great popularity since several software houses provided applications able to achieve 3D textured models easily and automatically. The aim of ...
Experimental and Parameterization Method for Evaluation of Dry Deposition of S Compounds to Natural Surfaces
Flux Deposition Velocity Parameterization Sulphur
2013/2/27
This paper deals with parameterization method based on meteorological parameters for calculation of dry deposition of S compounds on natural surface (leaf of Cassia siamea) and direct measurement meth...
OPTIMAL PARAMETERIZATION IN THE MEASUREMENTS OF THE THERMAL DIFFUSIVITY OF THERMAL BARRIER COATINGS
laser flash method optimal parameterization parameter estimation
2009/10/14
The paper presents an estimation procedure for the measurement of the thermal diffusivity of thermal barrier coatings deposited on thermal conductive substrates using the laser flash method when the t...
A Facial Expression Parameterization by Elastic Surface Model
Facial Expression Parameterization Elastic Surface Model
2009/9/3
We introduce a novel parameterization of facial expressions by using elastic surface model. The elastic surface model has been used as a deformation tool especially for nonrigid organic objects. The p...
C1 Continuous Piecewise Rational Re-parameterization
Parametric curves Arc-length parameterization Mobius transformation
2009/8/19
A new method to obtain explicit re-parameterization that preserves the curve degree and parametric domain is presented in this paper. The re-parameterization brings a curve very close to the arc lengt...
液力变矩器叶栅系统样条拟合参数设计体系 Parameterization Design Architecture of Cascade in a Hydrodynamic Torque Converter Based on Spline Fit Curve
液力变矩器 叶栅系统 参数化
2009/5/18
阐述了液力变矩器叶栅系统参数化设计方法，在对几种典型叶型设计方法分析比较的基础上，基于实用的最小参数原则选定了样条拟合曲线方法实现叶片设计，并结合变宽度循环圆设计方法，提出了叶栅系统参数化设计方法，基于UG/OPEN API编制了相应程序并给出了设计实例。在上述研究基础上，总结并提出了液力变矩器叶栅系统参数化体系，为后续叶栅系统三维优化设计及制造提供了灵活便捷的设计模型。