搜索结果: 1-15 共查到“测绘科学技术 Bathymetry”相关记录17条 . 查询时间(0.053 秒)
COSTAL BATHYMETRY ESTIMATION FROM MULTISPECTRAL IMAGE WITH BACK PROPAGATION NEURAL NETWORK
Bathymetry Multispectral Image Stereo Image Back Propagation Neural Network
2016/12/1
Bathymetric data in coastal area are important for marine sciences, hydrological applications and even for transportation and military purposes. Compare to traditional sonar and recent airborne bathym...
OPTIMAL BAND RATIO ANALYSIS OF WORLDVIEW-3 IMAGERY FOR BATHYMETRY OF SHALLOW RIVERS (CASE STUDY:SARCA RIVER,ITALY)
Bathymetry River Optimal Band Ratio Analysis WorldView-3 GeoEye Spectral Bands
2016/11/30
The Optimal Band Ratio Analysis (OBRA) could be considered as an efficient technique for bathymetry from optical imagery due to its robustness on substrate variability. This point receives more attent...
A NEW IDL IMPLEMENTATION OF THE JUPP METHOD FOR BATHYMETRY EXTRACTION IN SHALLOW WATERS
Bathymetry Remote Sensing Coastal Erosion IDL
2016/11/23
There is an ongoing effort in using imagery from remote sensing platforms to obtain information about the sea depth; this allows to monitor the dynamics of coastal erosion without the need for costly ...
BATHYMETRY MAPPING USING HYPERSPECTRAL DATA:A CASE STUDY OF YAMADA BAY,NORTHEAST JAPAN
CASI-1500h inversion method semi-analytical model simulation seagrass meadow shallow water
2016/11/23
This study aims to examine if the inversion method using hyperspectral data is applicable in Japan. Nowadays, overseas researchers are mainly applied an inversion method for accurately estimating wate...
ANALYSIS OF THE EFFECT OFWAVE PATTERNS ON REFRACTION IN AIRBORNE LIDAR BATHYMETRY
Airborne LiDAR bathymetry multimedia photogrammetry refraction wave pattern accuracy analysis
2016/7/4
This contribution investigates the effects of wave patterns on 3D point coordinate accuracy in LiDAR bathymetry. The finite diameter refracted laser pulse path passing the air/water interface is model...
MAPPING BATHYMETRY FROM MULTI-SOURCE REMOTE SENSING IMAGES:A CASE STUDY IN THE BEILUN ESTUARY,GUANGXI,CHINA
Bathymetry Mapping Remote Sensing Reflectance Ratio Coastal Estuary Seabed Terrain QuickBird
2015/12/29
This article examines several major bathymetry mapping methods and describes an experimental procedure of determining seabed bathymetry from multi-source passive remote sensing data. Issues to be addr...
REACH SCALE APPLICATION OF UAV+SFM METHOD IN SHALLOW RIVERS HYPERSPATIAL BATHYMETRY
UAV SfM Alarm River Hyperspatial Resolution Near-Census River Science Shallow Rivers Bathymetry
2016/1/15
Nowadays, rivers are impacted by different human activities and highly regulated. To rehabilitate these systems, spatial and process-based analyses of rivers are essential. Hydrodynamic models are sop...
Pca based on bottom classification applied in remote sensing bathymetry of shallow seawat
Multi-spectral Remote sensing Bathymetry model,
2015/8/20
The submarine terrain in shallow sea is one of the important factors of the ocean environment, and has important meanings for
coastal economics and military activities. For the mapping of the vast in...
How many of our readers, before picking up this issue, would have said bathymetry is an integral part of oceanography? An old New Yorker cartoon has someone remark, "I don't know why I don't care abou...
Conventional Bathymetry, Bathymetry from Space, and Geodetic Altimetry
Conventional Bathymetry Geodetic Altimetry
2015/7/29
This article offers a general introduction to those aspects of bathymetric mapping and satellite altimetry that are relevant to bathymetry from space. We begin with a review of some of the strengths a...
Research on bathymetry estimation by Worldview-2 based with the semi-analytical model
Bathymetry Estimation Semi-analytical Model
2015/5/7
South Sea Islands of China are far away from the mainland, the reefs takes more than 95% of south sea, and most reefs scatter over interested dispute sensitive area. Thus, the methods of obtaining t...
AIRBORNE LASER BATHYMETRY FOR DOCUMENTATION OF SUBMERGED ARCHAEOLOGICAL SITES IN SHALLOW WATER
airborne laser scanning airborne laser bathymetry green laser archaeological prospection underwater submerged site Roman harbour lake dwelling
2015/4/23
Knowledge of underwater topography is essential to the understanding of the organisation and distribution of archaeological sites along and in water bodies. Special attention has to be paid to interti...
A MATLAB GEODETIC SOFTWARE FOR PROCESSING AIRBORNE LIDAR BATHYMETRY DATA
LAS ASPRS EGM2008 point clouds ellipsoidal and orthometric heights
2015/4/23
The ability to build three-dimensional models through technologies based on satellite navigation systems GNSS and the continuous development of new sensors, as Airborne Laser Scanning Hydrography (ALH...
SHALLOW-WATER BATHYMETRY OVER VARIABLE BOTTOM TYPES USING MULTISPECTRAL WORLDVIEW-2 IMAGE
Multispectral Bathymetry Linear Regression Radiometric Correction GPS Echo Sounder
2014/4/29
Image processing techniques that involve multispectral remotely sensed data are considered attractive for bathymetry applications as they provide a time- and cost-effective solution to water depths es...
SENSITIVITY ANALYSIS IN THE RETRIEVAL OF TURBID COASTAL WATER BATHYMETRY USING WORLDVIEW-2 SATELLITE DATA
Bathymetry turbid waters ocean color
2014/4/29
The recently launched Worldview-2 satellite provides high resolution (2-m multispectral) data in eight spectral bands in the visible to near-infrared region. The additional spectral bands provide an o...