搜索结果: 1-15 共查到“测绘科学技术 Positioning”相关记录46条 . 查询时间(0.129 秒)
ANALYSIS OF THE IMAGE QUALITY OF NO GROUND CONTROLLED POSITIONING PRECISION ABOUT SURVEYING AND MAPPING SATELLITE
Positioning accuracy Modulation Transfer Function Signal to Noise Ratio Quantization Bits degradation data
2018/5/15
The image quality of the surveying camera will affect the stereoscopic positioning accuracy of the remote sensing satellite. The key factors closely related to the image quality are Modulation Transfe...
TOWARDS A FAST, LOW-COST INDOOR MAPPING AND POSITIONING SYSTEM FOR CIVIL PROTECTION AND EMERGENCY TEAMS
3D modelling Emergency response Orientation Rapid mapping RGB-D camera RPAS Photogrammetry
2018/3/5
Civil protection and emergency teams work usually under very risky conditions that endanger their lives. One of the factors contributing to such risks is the lack of knowledge about their physical env...
5th InternationalConference on Ubiquitous positioning,Indoor Navigation and Location-Based Services
5th InternationalConference Ubiquitous positioning,Indoor Navigation and Location-Based Services
2018/1/11
A selection of high quality works presented in the fifth international UPINLBS (Ubiquitous positioning, Indoor Navigation and Location-Based Services) conference will be recommended to the Special Iss...
第五届普适定位，室内导航与基于位置服务国际会议（Fifth International Ubiquitous Positioning, Indoor Navigation and Location-Based Services）
第五届 普适定位，室内导航与基于位置服务 国际会议
2018/1/11
Welcome to the fifth international UPINLBS conference! At UPINLBS, we concentrate on innovative, state-of-the-art solutions and techniques dealing with ubiquitous positioning, indoor navigation, locat...
A UAV BASED 3-D POSITIONING FRAMEWORK FOR DETECTING LOCATIONS OF BURIED PERSONS IN COLLAPSED DISASTER AREA
Drone 3D Positioning Framework Barometer Wireless Sensor Buried Person Detection
2016/11/30
Regarding spatial location positioning, indoor location positioning theories based on wireless communication techniques such as Wi-Fi, beacon, UWB and Bluetooth has widely been developing across the w...
INDOOR POSITIONING AND NAVIGATION BASED ON CONTROL SPHERECAL PANORAMIC IMAGES
Indoor Positioning and Navigation Spherical Panorama Image Image Feature Matching Essential Matrix
2016/11/15
Continuous indoor and outdoor positioning and navigation is the goal to achieve in the field of mobile mapping technology. However, accuracy of positioning and navigation will be largely degraded in i...
AN INDOOR SPACE PARTITION METHOD AND ITS FINGERPRINT POSITIONING OPTIMIZATION CONSIDERING PEDESTRIAN ACCESSIBILITY
In-door Navigation Space Partition Fingerprint Position Algorithm Pedestrian Accessibility
2016/11/8
Fingerprint positioning method is generally the first choice in indoor navigation system due to its high accuracy and low cost. The accuracy depends on partition density to the indoor space. The accur...
The establishment of ground control points is a critical issue in mapping field, especially for large scale mapping. The fast and rapid technique for ground control point’s establishment is very impor...
GPS AND GLONASS COMBINED STATIC PRECISE POINT POSITIONING (PPP)
GPS GLONASS Precise Point Positioning (PPP)
2016/7/4
With the rapid development of multi-constellation Global Navigation Satellite Systems (GNSSs), satellite navigation is undergoing drastic changes. Presently, more than 70 satellites are already availa...
LOW FREQUENCY ERROR ANALYSIS AND CALIBRATION FOR HIGH-RESOLUTION OPTICAL SATELLITE’S UNCONTROLLED GEOMETRIC POSITIONING
high-resolution optical satellite low frequency error star sensor uncontrolled geometric positioning
2016/7/4
The low frequency error is a key factor which has affected uncontrolled geometry processing accuracy of the high-resolution optical image. To guarantee the geometric quality of imagery, this paper pre...
THE EFFECT OF SOUND WAVE BENDING ON UNDERWATER ACOUSTIC POSITIONING ACCURACY
Underwater Acoustic Positioning System Sound Speed Sound Wave Bending Positioning Accuracy
2016/3/17
Underwater acoustic positioning system solves the problem of how to position and navigate object underwater. Therefore, it can help people to locate the area of disaster to search and succor. But, bec...
Global Navigation Satellite Systems (GNSS) were initially developed in the early seventies to improve global positioning and navigation from space. The Global Positioning System (GPS) was the first sy...
SAMPLING METHODS USING REMOTE SENSING AND GLOBAL POSITIONING SYSTEM FOR CROP ACREAGE ESTIMATION AT-NATIONAL SCALE IN CHINA
Sampling Sampling unit Stratified sampling RS GPS Agricultural condition Acreage
2016/1/3
Sampling methods have to be applied in agricultural condition monitoring at national scale. When selecting sampling methods, more attention needs to be paid not only to objects monitored, but also to ...
In this paper the Topography Section of the University of Cagliari (Italy) presents the results of the research carried out on the Location Based Services. These are services which use the knowledge o...
Research on Positioning and Posing of Mobile Mapping in Metropolis
Mobile mapping GPS Doppler measurement Dynamic characteristic analysis
2015/12/17
Mobile mapping, a revolutionary surveying and mapping technology with multi-sensor and 3S (GPS, GIS and RS) integration, is a
typical approach to satisfy the upcoming demand for efficient data captur...