搜索结果: 1-9 共查到“工学 Statistic”相关记录9条 . 查询时间(0.063 秒)
AN UNSUPERVISED CHANGE DETECTION BASED ON TEST STATISTIC AND KI FROM MULTI-TEMPORAL AND FULL POLARIMETRIC SAR IMAGES
Change Detection Multi-temporal Synthetic Aperture Radar (SAR) Test Statistic Kittler and Illingworth (KI)
2016/11/23
Accurate and timely change detection of Earth’s surface features is extremely important for understanding relationships and interactions between people and natural phenomena. Many traditional methods ...
STATISTIC TESTS AIDED MULTI-SOURCE DEM FUSION
DEM Fusion Blunder Detection Statistic Test
2016/11/15
Since the land surface has been changing naturally or manually, DEMs have to be updated continually to satisfy applications using the latest DEM at present. However, the cost of wide-area DEM producti...
A Model for Segmentation and Distress Statistic of Massive Pavement Images Based on Multi-Scale Strategies
Image Processing Recognition Image Understanding
2015/12/14
Conventional distress detection method which dealing with each image through single algorithm and under single scale with lower
efficiency. A robust and high-efficiency model for segmentation and dis...
A Joint Test Statistic Considering Complex Wishart Distribution Characterization of Temporal Polarimetric Data
polarimetric SAR temporal analysis tracking change detection complex wishart
2015/11/20
Polarimetric data of distributed scatterers can be fully characterized by the (3 ￡ 3) Hermitian positive definite matrix which follows a complex Wishart distribution under Gaussian assumption. A...
Results on the Optimal Detection Statistic for Integrity Monitoring
Results Optimal Detection Statistic Integrity Monitoring
2015/6/24
One of the most stringent requirements of positioning systems for aviation is integrity.The provision of integrity is the main function of Satellite-based Augmentation systems (like the Wide Area Augm...
Evolution of Statistic Moments of 2D-Distributions of Biological Liquid Crystal Net Mueller Matrix Elements in the Process of Their Birefringent Structure Changes
Mueller-matrix birefringence matrix image kurtosis values
2011/4/21
This research is aimed to investigate the reliability of Mueller-matrix differentiation of birefringence change of optically thick layers of biological liquid crystals at the early stages of the chang...
小麦拔节期农学参数和土壤含水量空间统计（Spatial Statistic Properties of Agronomic Parameters and Soil Moisture Content in Wheat Jointing Stage）
冬小麦 农学参数 土壤
2009/11/3
选取山东省陵县的小麦试验示范基地作为样区，采用GPS定位调查，获取田间21个样点的土壤和小麦植株样品，运用TDR300测定样点土壤含水量，利用SPAD-502叶绿素仪测定采样点拔节期小麦植株叶片的叶绿素含量，获取小麦干物质产量信息。基于地统计学原理，结合空间分析技术，探讨了小麦叶绿素含量、干物质产量等农学参数信息和土壤含水量的空间变异特征。研究结果表明，土壤水分和小麦叶绿素含量的空间变异呈强的空间...
The Longest Run Statistic Associated with Exchangeable Binary Variables
Longest run Exchangeable binary variables Exceedances Hydrologic risk
2009/10/10
Since the hydrologic risk is de ned as a risk of exceedance of a critical level during a period, the number of the longest successive exceedances which is referred to as the longest run statistic show...
Modelling of Probability Distribution of Ship Response Statistic by Stochastic Process
Stochastic Process Stochastic Differential Equation Fokker-Planck Equation Probability Density Function Regression Significant Wave Height Ship Response
2009/5/18
Stochastic process models of significant wave height and standard deviation of ship responses are proposed based on the Langevin equation which is a kind of stochastic differential equations. The prob...