搜索结果: 1-15 共查到“工学 Kalman filter”相关记录18条 . 查询时间(0.025 秒)
THE IMPLEMENTATION AND ANALYSIS OF KALMAN FILTER PHASE UNWRAPPING ALGORITHM OF INSAR
InSAR Phase unwrapping Kalman filter Noise reduction Algorithm implementation Result analysis
2016/3/17
Phase unwrapping is the difficulty and hotspot in research because it is the key step in InSAR. The general phase unwrapping methods need usually use some filtering algorithms to eliminate noise first...
Analysis of the Kalman Filter with Different INS Error Models for GPS/INS Integration in Aerial Remote Sensing Applications
Direct Georeferencing Aerial Triangulation GPS/INS Integration
2015/12/17
In the Kalman filter used for the integration of GPS/INS, the inertial sensor error model is usually considered as a random constant or
random walk for both gyroscopes and accelerometers. However, th...
PERFORMANCE OF KALMAN FILTER FOR GPS DATUM CONVERSION
GPS Datum conversion Kalman filter Recursive algorithm Error covariance Measurement noise
2015/9/28
This paper focuses on modeling of errors like ionospheric delays, atmospheric delays Tropospheric delays, Multipath effects and dilution of precision etc., affecting the GPS signals as they travel fro...
CROP MODEL DATA ASSIMILATION WITH THE ENSEMBLE KALMAN FILTER FOR IMPROVING REGIONAL CROP YIELD FORECASTS
Crop model data assimilation Ensemble Kalman filter
2015/9/8
Uncertainty in spatial and temporal distribution of rainfall in regional crop yield
simulations comprises a major fraction of the error on crop model simulation results. In
this paper we used an Ens...
Fault Estimation and Monitoring with Multi-Sensor Data Fusion: An Unscented Kalman Filter Approach
Index Terms—Fault monitoring fault estimation unscented Kalman filter
2015/7/22
Abstract— In this paper, an unscented Kalman filter (UKF) is proposed in an integrated design frameworks to utilize multi-sensor data fusion techniques for process fault monitoring. The multi-sensor d...
Photogrammetry-derived Navigation Parameters for INS Kalman Filter Updates
Mobile Mapping Navigation Robotics
2015/7/14
In this paper, a GPS-independent mobile navigation and mapping system is introduced. This system employs the
photogrammetric intersection to determine the coordinates of the surrounding objects and t...
SINGULAR VALUE DECOMPOSITION-BASED ROBUST CUBATURE KALMAN FILTER FOR AN INTEGRATED GPS/SINS NAVIGATION SYSTEM
Singular Value Decomposition Cubature Kalman Filter Integrated GNSS/SINS Navigation System Nonlinear Filter
2014/4/21
A new nonlinear robust filter is proposed in this paper to deal with the outliers of an integrated GPS/SINS navigation system. The influence of different design parameters for H∞ cubature Kalman filte...
KALMAN FILTER BASED FEATURE ANALYSIS FOR TRACKING PEOPLE FROM AIRBORNE IMAGES
Image sequences Airborne images People tracking Tracking multiple objects
2014/6/5
Recently, analysis of man events in real-time using computer vision techniques became a very important research field. Especially,
understanding motion of people can be helpful to prevent unple...
Simultaneous rotor and stator resistance estimation of squirrel cage induction machine with a single extended kalman filter
Extended Kalman filter (EKF) induction machine sensorless control rotor and stator resistance estimation
2010/10/12
Accurate knowledge of rotor and stator resistance variations in a squirrel-cage induction motor (SCIM) is crucial for the performance of sensorless control of SCIM over a wide range of speeds. This st...
New Investigative Findings from the Debiased Converted-Measurement Kalman Filter
Tracking Converted Measurements Kalman Filter Debiased CMKF Polar-To-Cartesian Conversion
2013/1/29
The original algorithm for the 2-D debiased converted-measurement Kalman filter (CMKF) specified, with incorrect mathematical justification, a requirement for evaluating the average true bias and cova...
Stochastic stability of the discrete-time constrained extended Kalman filter
Extended Kalman filter constrained Kalman filter stochastic stability
2010/10/12
In this paper, stability of the projection-based constrained discrete-time extended Kalman filter (EKF) as applied to nonlinear systems in a stochastic framework has been studied. It has been shown th...
基于Kalman滤波和纯追踪模型的农业机械导航控制（Trajectory Tracking Control Method Based on Kalman Filter and Pure Pursuit Model for Agricultural Vehicle）
DGPS Kalman滤波 纯追踪模型 导航
2009/11/3
以KUBOTA SPU-68水田插秧机为试验平台，以RTK-DGPS为主要导航方式，辅以航向姿态参考系统AHRS500GA-227，研究提高农业机械导航控制精度的方法。在重点对GPS倾斜误差校正的基础上，设计了Kalman滤波器对定位数据进行平滑处理，同时实现磁航向传感器偏移误差的在线辨识与航向校正。采用纯追踪模型实现农业机械直线跟踪控制，基于ITAE优化准则，仿真研究了最佳前视距离的确定方法。试...
基于Kalman滤波农用车辆导航定位方法（Positions Research of Vehicle Navigation System Based on Kalman Filter）
车辆导航 定位 Kalman滤波
2009/11/3
因RTD-GPS定位精度不能满足农田导航作业的需要，研究了一种提高农用车辆自动导航定位精度的方法。建立天线补偿模型，对GPS天线晃动引起的误差进行了补偿；建立基于Kalman滤波模型，融合多传感器信息；使用自主开发的基于VRS的GPS接收机，作为RTD-GPS。将RTD-GPS、电子罗盘以及速度传感器获得信息进行Kalman滤波，其结果和高精度GPS数据进行了比较。实验证明，直线跟踪中，平均偏差由...
Sequential Assimilation of Tracer Test Data by Ensemble Kalman Filter for Fracture Identification
Ensemble Kalman filter Sequential data assimilation Tracer test Fracture CVBEM
2010/9/8
Application of the ensemble Kalman filter (EnKF) to reservoir characterization has the limitation that the observed watercut data cannot be reflected for tuning model variables in some time intervals....
Relative Permeability Estimation by Ensemble Kalman Filter Using Function Transformation
Ensemble Kalman filter Function transformation Relative permeability Automatic history matching Sequential data assimilation
2010/9/8
The application of the ensemble Kalman filter (EnKF) using function transformation to the estimation of relative permeability is presented. Inconsistent values may be calculated in the filtering proce...