搜索结果: 16-30 共查到“测绘科学技术 Retrieval”相关记录65条 . 查询时间(0.136 秒)
A High Accuracy Land Use/Cover Retrieval System
Image retrieval Land use content-based retrieval Radial basis function Super resolution
2016/1/25
The effects of spatial resolution on the accuracy of mapping land use/cover types have received increasing attention as a large number of
multi-scale earth observation data become available. Althoug...
IMPROVEMENT OF AEROSOL RETRIEVAL THROUGH CLOUD IDENTIFICATION
CALIPSO CloudSat aerosol cloud lidar radar aerosol optical depth
2016/1/3
The stable aerosol retrieval algorithm needs a prior assumption of lidar ratio (the extinction-to-backscatter ratio), and the known aerosol type that is the prerequisite of the assumption, so how to i...
USING A HIGH THROUGHPUT COMPUTATIONAL GRID FOR THE RETRIEVAL OF AEROSOL PROPERTIES OVER CHINA LAND
Meteorology Pollution Computer Retrieval Monitor Parallel Grid
2016/1/3
This paper describes the need for and the proposed designing of the high performance quantitative retrieval model to be used on Computational Grid for study of aerosol properties, with particular emph...
ANALYSIS ON OPTIMAL BANDS FOR RETRIEVAL OF MIXED CANOPY CHLOROPHYLL CONTENT BASED ON REMOTE SENSING
Spectral indices Chlorophyll content Spectral derivative Optimal bands Mixed canopy
2016/1/3
A large number of spectral indices have been developed for estimation of leaf chlorophyll content. However, in most cases these indices have been tested for only one or at most a few related species a...
PRE-PROCESSING OF DUAL-VIEW FIGOS DATA:TOWARDS OPERATIONAL BRDF RETRIEVAL
Spectral Database Metadata Spectral Processing BRDF
2015/12/30
The Bidirectional Reflectance Distribution Function (BRDF) is an inherent property of natural and manmade materials. Its effects depend on the illumination/observation geometry and wavelengths and are...
OCEAN COLOR PRODUCTS RETRIEVAL AND VALIDATION AROUND CHINA COAST WITH MODIS
Atmosphere Correction Sea Retrieval Algorithms Performance Satellite Optical
2015/12/28
Waters along China coast are very turbid with high concentrations of suspended sediment nearly all the time, especially at the Hangzhou Bay, the Changjiang (Yangtze) River Estuary and the shoal along ...
A MODEL OF TOPOGRAPHIC CORRECTION AND REFLECTANCE RETRIEVAL FOR OPTICAL SATELLITE DATA IN FORESTED AREAS
Remote Sensing DEM Landsat Adjustment Forestry Topographic Correction
2015/12/23
Topographic correction is a necessary step of pre-process in the remote sensing application in rugged terrain. Most of traditional topographic correction methods are empirical and statistical based. T...
Backpropagation Neural Network for Soil Moisture Retrieval Using NAFE'05 Data: a Comparison of Different Training Algorithms
Neural Network Backpropagation Soil Moisture Airborne Algorithms Microwave
2015/12/18
The backpropagation artificial neural network (ANN) is a well-known and widely applied mathematical model for remote sensing applications for pattern recognition, approximation and mapping of non-line...
Ontology-Based Extensible Semantic Description Model for Discovery and Retrieval of Geo-Spatial Information
GIS Integration Knowledge Base Retrieval Representation Spatial Infrastructures Model Method
2015/12/11
Finding and accessing suitable geographic information to satisfy various applications in the open and distributed environments of Spatial Data Infrastructures (SDIs) is a crucial task. However, becaus...
A View-Geometric Approach To View And Occlusion Invariant Shape Recognition and Retrieval
image interpretation 2-D feature extraction computer vision feature recognition machine vision
2015/12/9
In this paper, we propose a recognition technique for geographic features which are represented as closed contours. Our algorithm relies on the planar projective geometry between the contours and expl...
A Study on Ontology-Driven Geo-Information Retrieval Mechanism in the Semantic Web
Semantic Web Geo-Ontolog Intelligent Search Engine Semantic Web Services
2015/12/2
Firstly, this paper expounded that the traditional searching based on keywords has a severe deficiency on Recall and Precision because the computer can’t understand what information mean efficiently. ...
Geospatial Sensor Web Data Discovery and Retrieval Service Based on Middleware
Distributed GIS Data Infrastructure Interoperability Sensor Web Middleware
2015/12/2
Recent advances in Sensor Web geospatial data capture, such as high-resolution satellite imagery and Web- ready data processing and model technologies, have led to the generation of large amounts of d...
RETRIEVAL OF SEA SURFACE TEMPERATURE OVER POTERAN ISLAND WATER OF INDONESIA WITH LANDSAT 8 TIRS IMAGE: A PRELIMINARY ALGORITHM
Sea Surface Temperature Algorithm Landsat 8 TIRS
2015/11/3
The Sea Surface Temperature (SST) retrieval from satellites data Thus, it could provide SST data for a long time. Since, the algorithms of SST estimation by using Landsat 8 Thermal Band are sitedepend...
THE EFFECT OF NOISE IN AHS THERMAL BANDS IN THE RETRIEVAL OF PIXEL TEMPERATURE
Advanced preprocessing remotely sensed data
2015/9/8
The AHS is an 80-bands airborne imaging radiometer, operated by INTA in different remote sensing
projects. It has 63 bands in the reflective part of the electromagnetic spectrum, 7 bands in the 3 to ...
RETRIEVAL OF AEROSOL OPTICAL DEPTH USING MULTI-DATE AND CONSTANT VIEWING ANGLE IMAGES FROM FORMOSAT2 AND VEN礢
aerosol optical thickness
2015/9/8
Usually, reflectance time series in the visible and near璱nfrared domain, such as those
provided by SPOT satellites or by wide field of view instruments (VGT, MERIS, MODIS),
are degraded by two main ...