搜索结果: 1-15 共查到“工学 LBS”相关记录30条 . 查询时间(0.109 秒)
LBS AUGMENTED REALITY ASSISTIVE SYSTEM FOR UTILITIES INFRASTRUCTURE MANAGEMENT THROUGH GALILEO AND EGNOS
LBS 3D GIS augmented reality utilities Galileo photogrammetry pose estimation
2016/7/5
There is a continuous and increasing demand for solutions, both software and hardware-based, that are able to productively handle underground utilities geospatial data. Innovative approaches that are ...
TOWARDS 3D LBS-CHALLENGES AND OPPORTUNITIES
GIS Internet/web CAD Services Three-dimensional Standards Database
2015/12/23
Geospatial locations are increasingly considered as a very important factor for providing diverse kinds of public or proprietary services, such as map services including the real time navigation funct...
A New Multi-Scale Model Storing Real Time Traffic Information for Mobile LBS
Mobile GIS Navigation Data Organization Dynamic Modelling Multi-Scale Representation
2015/12/17
The fundamental feature of the next generation LBS systems is supporting the Real-time Traffic Information (RTTI). However, in order to speed up the data accessing, The Physical Storage Format (PSF) o...
An Innovative LBS Data Service Infrastructure
Mobile GIS Data Infrastructure Computer Vision Data Integration Location Based Services
2015/12/17
Location based services (LBS) is one of the quickest developing technology in the past 20 years. But its QoS (quality of service) is one of critical issues and bottleneck handicapping further developm...
Smart Environments and LBS to support pedestrian navigation
pedestrian navigation Smart Environments
2015/9/28
Within the last few years navigation systems have started to conquer the market in the Western World.
Especially in outdoor environments location based services play an important role for supporting...
FROM CONCEPT TO REALISATION OF AN ISPRS RELATED LBS COMPETITION
GeoTagging geocoding Weblog (blog)
2015/8/28
With this paper we plan to initiate an open ISPRS related LBS competition. The contact point for all interested in this competition is
the home page of ISPRS working group 4.6 (http://www.isprswg46.h...
Nowadays, mobile network operators try to create the novel services in order to increase advantages of existing telecommunication
services. Providing many personalized services for mobile phone users...
RESEARCH OF LBS BASED ON JAVA AND AN APPLICATION SOLUTION
LBS J2ME J2EE Web Service Spatial Database GPRS
2015/8/10
Geospatial applications will be woven into the fabric of the information society. Location based services (LBS) as a promising research field brings new opportunities and challenges to geographic info...
基于敏感位置多样性的LBS位置隐私保护方法研究
位置隐私 基于位置的服务 增量近邻查询 l多样性
2015/4/8
针对LBS查询服务中构造的匿名框或选取的锚点仍位于敏感区域而导致的位置隐私泄漏问题，提出了基于敏感位置多样性的锚点选取算法。该算法根据用户访问数量和访问高峰时段，对不同敏感位置进行定义和筛选，选择具有相似特征的其他敏感位置构成多样性区域，并以该区域形心作为查询锚点，提高用户在敏感位置出现的多样性。以该锚点为查询标志，提出一种均衡增量近邻兴趣点查询算法HINN，在无需用户提供真实位置坐标的条件下实现...
2014年1月13日上午，中国科学院沈阳自动化研究所青年创新促进会与中国科学院光电信息处理重点实验室联合组织举办了“LBS·百度全景·未来”主题学术沙龙活动。应沈阳自动化所副研究员徐保树的邀请，百度公司郎咸朋博士为与会人员做了主题报告，所内50多名职工和研究生参加了报告会。
第十届LBS国际研讨会（10th Symposium On Location Based Service）
第十届 LBS国际研讨会 10th Symposium On Location Based Service
2013/11/4
On behalf of the local organizing committee, we would like to warmly welcome you to Shanghai for LBS2013 during 21-22 November. This will be the 10th symposium, at which the excellent tradition of gat...
面向LBS的隐私保护模型及方案
隐私保护 基于位置的服务 k-匿名 盲查询
2014/9/30
首先，提出一种基于中心服务器结构的位置隐私保护模型，然后，针对该模型设计了一种基于伪随机置换的位置隐私保护方案，此方案借鉴k-匿名技术、秘密信息检索技术的设计理念和方法，实现了完美匿名和基于位置的盲查询。最后，证明此方案具备不可追踪性和不可关联性等安全属性，并对方案的效率问题进行了分析。
INDOOR LOCALIZATION USING WI-FI BASED FINGERPRINTING AND TRILATERATION TECHIQUES FOR LBS APPLICATIONS
Indoor Localization Access Points Trilateration Fingerprinting Database Wi-Fi RSS GIS
2014/4/25
The past few years have seen wide spread adoption of outdoor positioning services, mainly GPS, being incorporated into everyday devices such as smartphones and tablets. While outdoor positioning has b...
LBS应用中基于信任的隐私保护方法研究
隐私保护 LBS 信任 网络环境
2012/4/11
针对基于位置服务应用中隐私保护需求的多样性进行了研究，提出一种用户为中心的基于信任的隐私保护模型。模型允许用户对隐私偏好进行自主设置，使用一个集成多种隐私保护方法的方法库，根据网络环境的可信性、用户所在位置的可信性、周围用户的可信性和服务提供商的可信性与隐私保护方法库中方法的映射关系映射，选择出一种满足用户多样化需求的隐私保护方法。分析和仿真实验表明，该方法能够有效地保护隐私并提供较高的服务质量。