搜索结果: 1-15 共查到“测绘科学技术 Self”相关记录26条 . 查询时间(0.262 秒)
SELF-ASSEMBLED ROV AND PHOTOGRAMMETRIC SURVEYS WITH LOW COST TECHNIQUES
Remotely Operated Vehicle Underwater Photogrammetry Point clouds Survey digital techniques
2018/6/4
In last years, ROVs, have been employed to explore underwater environments and have played an important role for documentation and surveys in different fields of scientific application. In 2017, the L...
TOWARDS ROBUST SELF-CALIBRATION FOR HANDHELD 3D LINE LASER SCANNING
structured light self-calibration laser scanning 3D reconstruction
2018/3/5
This paper studies self-calibration of a structured light system, which reconstructs 3D information using video from a static consumer camera and a handheld cross line laser projector. Intersections b...
LOW-COST 3D LASER SCANNING IN AIR ORWATER USING SELF-CALIBRATING STRUCTURED LIGHT
Underwater laser scanning structured light self-calibration 3D reconstruction
2017/4/5
In-situ calibration of structured light scanners in underwater environments is time-consuming and complicated. This paper presents a self-calibrating line laser scanning system, which enables the crea...
IDENTIFYING LOCAL SCALE CLIMATE ZONES OF URBAN HEAT ISLAND FROM HJ-1B SATELLITE DATA USING SELF-ORGANIZING MAPS
Urban heat island Local climate zones Impervious surface area Land surface temperature Surface albedo Self-organization maps
2016/12/1
With the increasing acceleration of urbanization, the degeneration of the environment and the Urban Heat Island (UHI) has attracted more and more attention. Quantitative delineation of UHI has become ...
A METHOD FOR SELF-CALIBRATION IN SATELLITE WITH HIGH PRECISION OF SPACE LINEAR ARRAY CAMERA
Space camera Self-calibration Optical auto collimation Focal length the optical axis
2016/7/4
At present, the on-orbit calibration of the geometric parameters of a space surveying camera is usually processed by data from a ground calibration field after capturing the images. The entire process...
This paper proposes a new, integrated method for the self-calibration of 3D laser range cameras (LRCs) and corresponding
systematic error models. Unlike other recently-proposed methods that consider ...
Self-Calibration and Metric Reconstruction from a Single Image
Calibration Model based Vanishing Points
2015/12/16
It is well known that vanishing point based analysis requires images with strong perspective effects due to wide angle lenses, close
objects, and often oblique viewing angles. Aerial imagery, however...
ON-SITE SELF-CALIBRATION USING PLANAR FEATURES FOR TERRESTRIAL LASER SCANNERS
Calibration Systematic error Planar targets Laser Scanning
2015/11/10
Terrestrial laser scanners provide a three-dimensional sampled representation (i.e. point cloud) of the surfaces of objects. They have great potential to improve the measurement and representation of ...
TERRESTRIAL LASER SCANNERS SELF-CALIBRATION STUDY: DATUM CONSTRAINTS ANALYSES FOR NETWORK CONFIGURATIONS
Terrestrial laser scanner self-calibration network configuration datum constraints
2015/11/3
Similar to other electronic instruments, terrestrial laser scanner (TLS) can also inherent with various systematic errors coming from different sources. Self-calibration technique is a method availabl...
A NEW SURVEY ON SELF-TUNING INTEGRATED LOW-COST GPS/INS VEHICLE NAVIGATION SYSTEM IN HARSH ENVIRONMENT
GPS/INS integration Extended Kalman Filter Fuzzy Inference System
2015/9/10
Nowadays, Global Positioning System (GPS) receivers are aided by some complementary radio navigation systems and Inertial Navigation Systems (INS) to obtain more accuracy and robustness in land vehicu...
A SUPERVISED CLASSIFICATION APPROACH TOWARDS QUALITY SELF-DIAGNOSIS OF 3D BUILDING MODELS USING DIGITAL AERIAL IMAGERY
Quality Self-diagnosis Consistency Image-based measures Performance evaluation Classification 3D City Models
2015/8/31
In the context of 3D building model production or updating, the models have to be manually checked one by one by a human operator in order to ensure their quality. In this paper, we investigate a new ...
A SUPERVISED CLASSIFICATION APPROACH TOWARDS QUALITY SELF-DIAGNOSIS OF 3D BUILDING MODELS USING DIGITAL AERIAL IMAGERY
Quality Self-diagnosis Consistency Image-based measures Performance evaluation Classification 3D City Models
2015/8/28
In the context of 3D building model production or updating, the models have to be manually checked one by one by a human operator in order to ensure their quality. In this paper, we investigate a new ...
Self-calibrating network analysis for panoramic cameras by heuristic simulation
Networks Panoramic Camera Calibration Bundle Additional Parameters
2015/8/24
Linear array CCD-based panoramic cameras have a high potential for measurement applications due to their design in acquiring 360 degree field of views and high information content with up to a Giga-pi...
A SELF-SUPERVISED APPROACH FOR FULLY AUTOMATED URBAN LAND COVER CLASSIFICATION OF HIGH-RESOLUTION SATELLITE IMAGERY
Self-supervised classification high-resolution satellite imagery urban land cover feature extraction
2015/8/3
Commercially available high-resolution satellite imagery from sensors such as IKONOS and QuickBird are important data sources for a variety of urban area applications including infrastructure feature ...
THE EVOLUTION STUDY OF THE NATURAL HAZARD ZONES BY THE KOHONEN SELF-ORGANISING MAP CLASSIFICATION
change detection updating monitoring mapping multitemporal landcover imagery
2015/6/1
This article consists to explain the application of a semi automatic and multi temporal method of classification of the spot images.The objective is to follow the evolution of the units of landscapes ...