搜索结果: 46-60 共查到“知识库 大地测量定位”相关记录82条 . 查询时间(1.797 秒)
The 3D Photo-Logging System for Easy and Effective Recording and Understanding of Archaeological Sites
Camera phone 3D viewpoint GPS motion sensor photograph documentation
2015/11/12
A “3D photo-logging system,” a new method for recording archaeological sites, was developed. The prototype system consists of several servers running on a single machine and logging units composed of ...
A new radar sensor for mobile robot localization and mapping in extensive outdoor environment. first results
radar sensor mobile robot localization mapping extensive outdoor environment
2015/9/1
In this paper we present a new sensor for mobile robot dedicated to obstacle detection, localization and mapping in extensive outdoor environments.
project for an autonomous model helicopter navigation system
model helicopter mobile mapping system Kalman filter
2015/9/1
In this paper we present the first part of a potential project aimed at the development of an autonomous model helicopter. Such vehicle will be used for land photogrammetric surveying, for documentati...
accuracy analysis on large blocks of high resolution images
QuickBird Scene Orientation Block Adjustment Quaternion ephemeris Rational Polynomial Coefficients
2015/9/1
A large block of QuickBird Basic Imagery has been analyzed for optimal control distribution and scene ties. This has been done by three dimensional adjustment of a block of Basic Imagery using satelli...
requirements for an orientation and calibration standard for digital aerial cameras and related sensors
Sensor Orientation Calibration GPS INS Standardization ISO
2015/9/1
Though the ISPRS has had standardization on its agenda for a long time the progress was slow and the output of completed document is still limited. The reasons are manifold: lack of awareness of stand...
open-source software-operated cmos camera for real-time mapping
Automation Calibration CMOS Close Range Mobile Mapping Real-Time
2015/9/1
Accurate time registration, georeferencing, and instantaneous feature extraction are important challenges for real-time mapping systems. The Geodetic Engineering Laboratory (TOPO) at the EPFL has desi...
theoretical and empirical evaluation of geometric performance of multi-head large format photogrammetric sensors
Accuracy Calibration Camera Distortion Geometric Orientation Simulation
2015/9/1
The geometric performance of large format multi-head photogrammetric sensors, Intergraph DMC and Vexcel UltraCamD, was evaluated theoretically and empirically. Theoretical point determination accuracy...
Portable monitoring and localization systems for disabled patients
Disabled patients localisation GPS Inertial Unit Medicine Portable Systems
2015/8/25
This paper focuses on the research of an effective combination of different techniques that could allow localisation and physical activity monitoring of disabled patients, would they either be in hosp...
Structural monitoring of a large dam by terrestrial laserscanning
Accuracy Dam Monitoring Deformation Analysis Georeferencing Terrestrial Laser Scanning
2015/8/24
This paper presents some first results of a project aimed to access the feasibility of monitoring deformations of large concrete dams by terrestrial laser scanning. For this purpose a test field has b...
PERFORMANCE EVALUATION OF A LOCALIZATION SYSTEM RELYING ON MONOCULAR VISION AND NATURAL LANDMARKS
Vision Reconstruction Performance Real-time Navigation
2015/8/14
We present a real-time localization system based on monocular vision and natural landmarks. In a learning step, we record a reference
video sequence and we use a structure from motion algorithm to bu...
IMAGE ORIENTATION FOR INTERACTIVE TOURS OF VIRTUALLY-MODELED SITES
utomated Orientation Ground-level Imagery VR Sites
2015/8/7
This paper addresses the issue of image orientation for interactive tours. We consider situations where image sequences are captured
in an urban site for which a virtual-model is already available. ...
DIRECT GEOREFERENCING OF TLS IN SURVEYING OF COMPLEX SITES
Terrestrial Laser Scanning Direct Georeferencing Architectural Surveying Civil Surveying Tunnel
2015/8/7
The high powerfulness of TLS technique for quick 3D data acquisition is extending its use to many fields. To further reduce the
surveying time and to simplify all operational tasks, the TLS direct g...
RESEARCH ON MONITORING THE WETLAND LANDCOVER CHANGE BASED ON THE MODERATE RESOLUTION REMOTE SENSING IMAGE
Information Extraction Object Oriented
2015/5/6
Wetland is important natural resource. The main method to monitor the landcover change in wetland natural reserve is to extract and analyze information from remote sensing image. In this paper, the ...
USING THE LANDSAT DATA ARCHIVE TO ASSESS LONG-TERM REGIONAL FOREST DYNAMICS ASSESSMENT IN EASTERN EUROPE, 1985-2012
Landsat archive forest cover forest cover dynamics
2015/5/6
Dramatic political and economic changes in Eastern European countries following the dissolution of the “Eastern Bloc” and the collapse of the Soviet Union greatly affected land-cover and land-use tre...
In this paper a new GPS/INS/CCD integrated system for precise monitoring of highway center and edge lines is presented. The
system has been developed at The Ohio State University (OSU) for the Ohio ...