搜索结果: 46-60 共查到“工学 Multispectral”相关记录85条 . 查询时间(0.044 秒)
URBAN LAND COVER MAPPING USING HYPERSPECTRAL AND MULTISPECTRAL VHR SENSORS:SPATIAL VERSUS SPECTRAL RESOLUTION
Urban remote sensing hyperspectral imaging very high resolution sensors
2015/8/3
In this paper a discussion about the effects of very high resolution (VHR) in both the spatial and the spectral dimensions for urban land cover mapping is proposed. We confirm that VHR spatial sensors...
INNOVATIVE FEATURE SELECTION USED IN MULTISPECTRAL IMAGERY CLASSIFICATION FOR WATER QUALITY MONITORING
Remote Sensing ASTER Feature Selection Classifi cation Algorithms Land cover
2015/7/30
For the purposes of our study, an ASTER satellite image was used, acquired on 5 October, 2001, with
14 spectral bands resampled at the spatial resolution of 15 m. The study area concerns the geograph...
Multispectral Analysis of Satellite Images
Landast TM Multispectral Images MNF transformation PPI
2015/7/9
Spectroscopy by satellite images has many new and exciting applications. Areas such as agriculture, forestry, geology and
many others have great potential for new research advances using this technol...
New Technique for Combining Panchromatic and Multispectral Spot Images for Multipurpose Image-maps
Cartography panchromatic multispectral
2015/7/8
Satellite images offer an efficient and quick data source to obtain the most recent and the urgently needed topographic or thematic
maps. Present technology provides the possibility of accelerating t...
Crowdsourcing Arctic Navigation Using Multispectral Ice Classification & GNSS
Crowdsourcing Arctic Navigation Multispectral Ice Classification GNSS
2015/6/24
Safe marine navigation in the Arctic is becoming more important with a growing interest in the region in recent years.With the summer Arctic sea ice extent having decreased by 50% since 1980, this now...
OBJECT-BASED EVALUATION OF LIDAR AND MULTISPECTRAL DATA FOR AUTOMATIC CHANGE DETECTION IN GIS DATABASES
GIS Change Detection Fusion Classification LIDAR Multispectral
2015/6/1
The automatic interpretation of aerial and satellite images is one of the main important research topics in photogrammetry and image analysis. The aim of the interpretation is the recognition or verif...
Alsat-1: First Results of Multispectral Imager
Small/micro satellites Observations Camera Imagery Sensor Pushbroom
2015/5/29
In November 2002, the 28th, at 06:07am GMT, was launched the 1st Algerian satellite from the cosmodrome of Plesetsk in Russia into a 700 km sun synchronous orbit. Alsat-1 is an enhanced earth observat...
ANALYSIS OF USAGE OF MULTISPECTRAL VIDEO TECHNIQUE FOR DISTINGUISHING OBJECTS IN REAL TIME
Environment Identification Multispectral Real-time CCD
2015/5/29
Multispectral video system developed by the Authors in real time is presented in the paper. The system enables to acquire precise information about the objects and theirs location, and when combined w...
3D Navigation over merged Panchromatic-Multispectral high resolution SPOT5 images
SPOT Correlation Fusion Navigation Visualization DTM Experiment
2015/5/19
SPOT 5, the latest in the series of French optical remote sensing satellite, was launched on May 4, 2002 by an Ariane 4 rocket. Its characteristics, in terms of image resolution and swath, and the pre...
MAPPING AND MONITORING INVASIVE AQUATIC PLANT OBSTRUCTIONS IN NAVIGABLE WATERWAYS USING SATELLITE MULTISPECTRAL IMAGERY
Aquatic plants diseases entertainment waterway port passenger ferry terminal public institutions
2015/5/13
Aquatic plant infestations impede commercial and recreational traffic through navigable waterways, block ports and
passenger ferry terminals, and exert dangerous damaging pressure upon transportatio...
FUSION OF LIDAR DATA AND MULTISPECTRAL IMAGERY FOR EFFECTIVE BUILDING DETECTION BASED ON GRAPH AND CONNECTED COMPONENT ANALYSIS
building detection segmentation LiDAR graph NDVI entropy multispectral imagery
2015/4/1
Building detection in complex scenes is a non-trivial exercise due to building shape variability, irregular terrain, shadows, and occlusion by highly dense vegetation. In this research, we present a g...
ON THE COMBINED FORWARD AND BACKWARD ANISOTROPIC DIFFUSION SCHEME FOR THE MULTISPECTRAL IMAGE ENHANCEMENT
:Image processing Anisotropic diffusion
2015/3/25
In this paper a new approach to the problem of edge preserving smoothing is proposed and evaluated. The new algorithm
is based on the combined forward and backward anisotropic diffusion with incorpor...
NATURAL COLOUR URBAN 3D MODELLING A STEREOSCOPIC APPROACH WITH IKONOS MULTISPECTRAL AND PANCHROMATIC DATA
URBAN 3D MODELLING A STEREOSCOPIC APPROACH IKONOS MULTISPECTRAL PANCHROMATIC DATA
2015/3/16
NATURAL COLOUR URBAN 3D MODELLING A STEREOSCOPIC APPROACH WITH IKONOS MULTISPECTRAL AND PANCHROMATIC DATA.
OPTIMAL RESOLUTION FOR LARGE-SCALE VEGETATION MAPPING USING AIRBORNE MULTISPECTRAL DATA
High-resolution Multispectral Data Vegetation Mapping Large-Scale
2015/3/11
There is an increasing interest in the use of high-resolution multispectral data (acquired by small format digital air-borne imaging sensors) for large-scale vegetation mapping. Recent studies have fo...
SPATIAL DATABASE UPDATING USING ACTIVE CONTOURS FOR MULTISPECTRAL IMAGES: APPLICATION WITH LANDSAT7
Active contours snakes multi-spectral imagery spatial data integration
2015/3/6
This paper presents a fully automated system for area detection based on satellite images and topographic features from a database. The surfaces issued from the database are refined using active conto...