搜索结果: 1-15 共查到“测绘科学技术 phase”相关记录27条 . 查询时间(0.062 秒)
WETLAND MAPPING WITH SAR/QUAD-POL DATA ACQUIRED DURING TANDEM-X SCIENCE PHASE
TanDEM-X wetland mapping Quad-Pol Alt-Pol
2016/11/24
The aim of this study was to exploit fully polarimetric SAR data acquired during TanDEM-X – Science Phase (2014/2015) over herbaceous wetlands of the Biebrza National Park (BbNP) in North-Eastern Pola...
MONITORING SOIL MOISTURE IN A COAL MINING AREA WITH MULTI-PHASE LANDSAT IMAGES
Monitoring soil moisture Remote sensing retrieval Landsat images Ground surface deformation Coal mining area
2016/11/23
The coal development zone of Northern Shaanxi, China is one of the eight largest coal mines in the world, also the national energy and chemical bases. However, the coal mining leads to ground surface ...
AUTOMATIC KAPPA ANGLE ESTIMATION FOR AIR PHOTOS BASED ON PHASE ONLY CORRELATION
Kappa Phase-Only Matching Azimuth Strip Image Space Object Space
2016/7/27
The approximate value of exterior orientation parameters is needed for air photo bundle adjustment. Usually the air borne GPS/IMU can provide the initial value for the camera position and attitude ang...
STRUCTURED LIGHT BASED 3D SCANNING FOR SPECULAR SURFACE BY THE COMBINATION OF GRAY CODE AND PHASE SHIFTING
Structured Light 3D Scanning Specular Surface Maximum Min-SW Gray Code Phase Shifting
2016/7/27
Surface reconstruction using coded structured light is considered one of the most reliable techniques for high-quality 3D scanning. With a calibrated projector-camera stereo system, a light pattern is...
MEDIUM FORMAT CAMERA EVALUATION BASED ON THE LATEST PHASE ONE TECHNOLOGY
Camera evaluation calibration mapping accuracies CMOS CCD FMC
2016/7/4
In early 2016, Phase One Industrial launched a new high resolution camera with a 100 MP CMOS sensor. CCD sensors excel at ISOs up to 200, but in lower light conditions, exposure time must be increased...
A NOVEL SUB-PIXEL MATCHING ALGORITHM BASED ON PHASE CORRELATION USING PEAK CALCULATION
Image Matching Phase Correlation Peak Calculation Window Constraint Correlation Coefficient
2016/7/4
The matching accuracy of homonymy points of stereo images is a key point in the development of photogrammetry, which influences the geometrical accuracy of the image products. This paper presents a no...
Toward automatic updating of the Israeli national GIS - phase II
Updating GIS-Driven Change Detection & Identification Geo-referencing
2016/5/20
Spatial Information revision and updating is the main concern and production effort of maintaining the ever-growing GIS systems and spatial data bases. Developing easily effected automatic updating me...
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...
ROBUST PHASE CORRELATION BASED FEATURE MATCHINIG FOR IMAGE CO-REGISTRATION AND DEM GENERATION
Phase Correlation Feature Matching Robust Method Image Co-registration Disparity Mapping DEM
2015/12/31
This paper presents a robust phase correlation based sub-pixel feature matching technique and its application in motion flow estimation, pixel-to-pixel image-co-registration and DEM generation. We pro...
THE EFFECT OF SPECKLE REDUCTION ON COHERENCE ESTIMATION AND INTERFEROMETRIC PHASE OF INSAR
SPECKLE REDUCTION COHERENCE ESTIMATION INTERFEROMETRIC PHASE OF INSAR
2015/12/30
Synthetic aperture radar (SAR) images always suffer from strongly speckle noise, which is a great obstacle to coherence (or correlation coefficient) estimation and interferometric phase, furthermore h...
GEOMORPHOLOGICAL MAPPING WITH RESPECT TO AMPLITUDE,COHERENCEAND PHASE INFORMATION OF ERS SAR TANDEM PAIR
SAR Interferometry ERS Coherence Tandem Data Phase Information
2015/12/29
Radar interferometry is a technique which makes use of interfered signal of two radar echoes for topographic elevation and terrain element mapping. ERS Synthetic Aperture Radar (SAR) tandem pair with ...
ATMOSPHERE’S OPTICAL MICRO PARAMETERS INFLUENCE UPON POLAR-PHASE CURVES OF SCATTERED RADIATION
Polar-Phase Curves Vectorial Modification of Spherical Harmonics Method VRTE solution
2015/12/28
Here we describe an efficient mathematical model of polarized radiation transfer for the purposes of passive polarimeters operation. The model is built upon a new approach to the solution of a vectori...
Multipath Reduction on Repetition in Time Series from the Permanent GPS Phase Residuals
Spatial Information Sciences Geodesy Navigation Prediction GPS
2015/12/17
In this research, the newly developed Hilbert Huang Transformation method is applied to decompose the time-shifted post-fit GPS phase signal residuals into a range of fluctuating components from high-...
Road Extraction from High-Resolution Remote Sensing Image Based on Phase Classification
Road network extraction High-resolution remote sensing image Characteristic extraction
2015/12/9
It is still an open problem to extract road feature from high-resolution remote sensing image, although this topic had been intensively investigated and many methods had been put forwards. All works f...
Extraction of Main and Secondary Roads in VHR Images Using A Higher-Order Phase Field Model
Road Urban Satellite Segmentation Modelling Variational methods
2015/12/4
This paper addresses the issue of extracting main and secondary road networks in dense urban areas from very high resolution (VHR, ~0.61m) satellite images. The difficulty with secondary roads lies in...