搜索结果: 16-30 共查到“信息与通信工程 image”相关记录122条 . 查询时间(0.093 秒)
A Fuzzy-based Method for Remote Sensing Image Contrast Enhancement
Image Processing Colour Interpretation Fuzzy Logic
2015/12/3
Many conventional contrast enhancement techniques adopt a global approach to enhance all the brightness level of the image. However, it is usually difficult to enhance all land cover classes appearing...
Image Coregistration in SAR Interferometry
SAR Interferometry Co-registration Interferometric SAR (InSAR)
2015/11/20
A critical procedure in Synthetic Aperture Radar (SAR) Interferometric (InSAR) processing was studied: SAR image coregistration. Two pairs of ERS-1/2 SAR tandem data, representing diverse terrain type...
Research on SAR Image Matching Technology based on SIFT
SAR Curvelet De-noising SIFT Image Matching
2015/11/20
Image matching is one of the key technologies in remote sensing image fusion and navigation. Image matching of Synthetic Aperture Radar (SAR) is a process to find relationship of pixels in many SAR im...
Study on Airborne SAR Image Matching Using Epipolar
Airborne SAR Image Matching Radar Photogrammetry Epipolar Geometry Template Matching
2015/11/20
Aerial photos are broadly used to generate the 4D(DEM, DOM, DLG, DRG) products in photogrammetry, but there are some difficult areas where are usually rainy and cloudy, so in these areas optical image...
Image Restoration of Calibration and Validation for KOMPSAT-2
Calibration Passive Optical system Image restoration MTF Radiometry Camera Sensor KOMPSAT-2
2015/11/20
The image restoration of Calibration and Validation (Cal/Val) for the KOMPSAT-2 (KOrea Multi-Purpose SATellite-2) has six parameters; Linearity, Video processor gain/offset, Non-uniformity correction,...
Using Exotic Guidance for PLEIADES-HR Image Quality Calibration
Calibration Image Quality Guidance Star
2015/11/20
In-flight Image Quality calibration and performance assessment activities depend on specific acquisitions and, for some of them, on dedicated guidance of the satellite platform. The operational constr...
Image-Based Estimation and Validation of NIRS for High-Resolution Satellite Images
GSD MTF SNR NIIRS GIQE Edge Response
2015/11/20
As high resolution satellite images are being used widely in many applications more and more users are demanding images of good quality. The ‘quality’ of satellite images are expressed by many technic...
The Solid Image Web Viewer: A New Way For 3D Survey Data Web-Fruition
Spatial Information Sciences Surveying Internet/Web Analysis Consulting Archiving Three-dimensional
2015/11/11
3D information creation and fruition has always been, and still is, problematic. The creation of the 3D knowledge of objects has however become easier over the years: the combined use of LIDAR and the...
IMAGE-BASED MODELLING OF ARCHITECTURAL SITES: THE iWitness APPROACH
Close-range photogrammetry Orientation Modelling Reconstruction
2015/10/8
This paper discusses image-based modelling and the generation of textured 3D object models. The main focus of the presentation is
upon a low-cost, easy-to-use photogrammetric system which can handle...
New developments in ground probing radar: the possibility of reconstructing a holographic image of underground reflectivity
radar imaging polarisation holography SAR
2015/9/29
During the last decade GPR has developed rapidly: instruments have become more compact and more digital, the field of application has broadened from non-destructive testing to humanitarian demining. S...
A DEPENDENCY MATRIX TO ASSIST IN THE VISUALIZATION OF GEOSPATIAL IMAGE QUALITY
Visualization Quality Imagery Databases Decision Support
2015/8/31
Professionals of various backgrounds have recognized the value that the use of geospatial imagery can add to their analysis. They
take advantage of the widespread availability of data in vast image ...
URBAN CHANGE EXTRACTION FROM HIGH RESOLUTION SATELLITE IMAGE
Change Detection Large Scale Urban Monitoring Urban Growth PCA NDVI IHS Quickbird
2015/8/31
Very high resolution space borne imagery is essential for a large scale and very detailed urban monitoring and the Quickbird sensor
is one of those. It offers images with a spatial resolution of 0.6...
The use of remote sensing is necessary for monitor wide sea ice areas. However, since different scale sea ices often show similar
geometrical shapes and patterns like fractal, it is not easy for uns...
A 0.5p,m Pixel Frame-Transfer CCD Image Sensor in 110nm CMOS
A 0.5p,m Pixel Frame-Transfer CCD Image Sensor CMOS
2015/8/17
A 0.5p,m Pixel Frame-Transfer CCD Image Sensor in 110nm CMOS.
Architectures for High Dynamic Range,High Speed Image Sensor Readout Circuits
Architectures High Dynamic Range High Speed Image Sensor Readout Circuits
2015/8/17
The stringent performance requirements of many infrared imaging applications warrant the development of precision high dynamic range, high speed focal plane arrays. In addition to achieving high dynam...