搜索结果: 1-15 共查到“测绘科学技术 Estimate”相关记录27条 . 查询时间(0.33 秒)
PARTICLE SWARM OPTIMIZATION BASED APPROACH TO ESTIMATE EPIPOLAR GEOMETRY FOR REMOTELY SENSED STEREO IMAGES
Fundamental Matrix Particle Swarm Optimization Epipolar Geometry Remote Sensing Random Sample Consensus Stereo Vision
2019/2/27
A novel particle swarm optimization based approach for the estimation of epipolar geometry for remotely sensed images is proposed and implemented in this work. In stereo vision, epipolar geometry is d...
GF-7 IMAGING SIMULATION AND DSM ACCURACY ESTIMATE
GF-7 Imaging Simulation WorldView-2 DSM Accuracy Estimate
2017/7/12
GF-7 satellite is a two-line-array stereo imaging satellite for surveying and mapping which will be launched in 2018. Its resolution is about 0.8 meter at subastral point corresponding to a 20 k...
THE ESTIMATE OF THE SPATIAL-TEMPORAL FEATURES OF VEGETATION COVER OF KAZAKHSTAN BASED ON TIME SERIES SATELLITE INDECES IN 2000-2015
remote sensing vegetation indices long-term series trend drought
2016/12/1
The article presents the evaluation of spatial-temporal characteristics of Kazakhstan arid and semi-arid areas' vegetation on the basis of time series of differential and integral vegetation indices. ...
OPTICAL FLOW APPLIED TO TIME-LAPSE IMAGE SERIES TO ESTIMATE GLACIER MOTION IN THE SOUTHERN PATAGONIA ICE FIELD
optical flow time-lapse imagery motion detection glacier
2016/11/30
In this work, we assessed the feasibility of using optical flow to obtain the motion estimation of a glacier. In general, former investigations used to detect glacier changes involve solutions that re...
RADIOACTIVE POLLUTION ESTIMATE FOR FUKUSHIMA NUCLEAR POWER PLANT BY A PARTICLE MODEL
Fukushima Radioactive pollution Particle model
2016/11/30
On Mar 12, 2011, very wide radioactive pollution occurred by a hydrogen explosion in Fukushima Nuclear Power Plant. A large amount of radioisotopes started with four times of explosions. With traditio...
COMPARING BROAD-BAND AND RED EDGE-BASED SPECTRAL VEGETATION INDICES TO ESTIMATE NITROGEN CONCENTRATION OF CROPS USING CASI DATA
LNC SVIs NDVI broad-band red edge-based CASI
2016/11/23
In recent decades, many spectral vegetation indices (SVIs) have been proposed to estimate the leaf nitrogen concentration (LNC) of crops. However, most of these indices were based on the field hypersp...
A METHOD TO ESTIMATE TEMPORAL INTERACTION IN A CONDITIONAL RANDOM FIELD BASED APPROACH FOR CROP RECOGNITION
Conditional Random Fields Crop Recognition Multitemporal Image Analysis
2016/11/23
This paper presents a method to estimate the temporal interaction in a Conditional Random Field (CRF) based approach for crop recognition from multitemporal remote sensing image sequences. This approa...
ESTIMATE OF DTM DEGRADATION DUE TO IMAGE COMPRESSION FOR THE STEREO CAMERA OF THE BEPICOLOMBO MISSION
Space Photogrammetry DTM Reconstruction Accuracy Area-based Image Matching Compression
2016/11/8
The great amount of data that will be produced during the imaging of Mercury by the stereo camera (STC) of the BepiColombo mission needs a compromise with the restrictions imposed by the band downlink...
INVESTIGATING THE POTENTIAL OF ACTIVITY TRACKING APP DATA TO ESTIMATE CYCLE FLOWS IN URBAN AREAS
Transport Cycling Mobility
2016/7/8
Traffic congestion and its associated environmental effects pose a significant problem for large cities. Consequently, promoting and investing in green travel modes such as cycling is high on the agen...
IMPLEMENTATION OF KRIGING METHODS IN MOBILE GIS TO ESTIMATE DAMAGE TO BUILDINGS IN CRISIS SCENARIOS
Kriging methods Mobile GIS natural hazard
2016/7/8
In the paper an example for the application of kriging methods to estimate damage to buildings in crisis scenarios is introduced. Furthermore, the Java implementations for Ordinary and Universal Krigi...
A NEW METHOD TO ESTIMATE EVAPOTRANSPIRATION FROM THE COMBINATION OF MODIS AQUA AND TERRA MEASUREMENTS
Evapotranspiration (ET) Remote sensing MODIS Two-Source Modeling
2015/12/30
Evapotranspiration(ET) is one of the key fluxes in all water budget studies, satellite remote sensing is a promising tool to establishment operational frame works for estimating ET at large extent. On...
USING TM IMAGE TO ESTIMATE THE QUANTITY OF SAND SEDIMENT IN POYANG LAKE:A CASE IN NANJI XIANG VILAGE
TM Image Sand Sediment Poyang Lake Eco-environment
2015/12/28
In this thesis, we build a relationship between Remote Sensing information and water depth to calculate and analyze the elevation of the riverbed. Combining with the water level elevation data, we can...
A NEW METHOD TO ESTIMATE THE VISIBLE REFLECTANCE FROM SHORT WAVE INFRARED WAVELENGTH
Reflectance MODIS Aerosol Atmosphere correction AOD SWIR
2015/12/28
This article mainly discussed how to estimate surface reflectance of the visible wavelength which are affected by the atmosphere from surface reflectance at 2.1μm which are almost transparent in commo...
MODIFIED TRIANGLE METHOD TO ESTIMATE SOIL MOISTURE STATUS WITH MODERATE RESOLUTION IMAGING SPECTRORADIOMETER (MODIS) PRODUCTS
Remote Sensing Agriculture Soil Moisture Estimation
2015/12/28
Soil moisture condition is one of the key parameters in environmental and agricultural modeling. In this paper, a modified triangle method (Ts/VI space) is suggested. Both NDVI and EVI are used in con...
on a New Model and Algorithm to Estimate Geographical Similarity between Document and Query in GIR System
Spatial Information Science GIS Information Service Information Retrieval
2015/12/2
The usage of single geographical footprint model in existing Geographical Information Retrieval (GIR) system will cause many problems like overestimation or underestimation of the geographical scopes ...