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Asymmetric Message Franking: Content Moderation for Metadata-Private End-to-End Encryption
message franking designated verifier signatures deniability
2019/5/28
Content moderation is crucial for stopping abuse and harassment via messaging on online platforms. Existing moderation mechanisms, such as message franking, require platform providers to see user iden...
A METADATA BASED APPROACH FOR ANALYZING UAV DATASETS FOR PHOTOGRAMMETRIC APPLICATIONS
UAV Metadata Filtration Photogrammetry
2018/6/4
This paper proposes a methodology for pre-processing and analysing Unmanned Aerial Vehicle (UAV) datasets before photogrammetric processing. In cases where images are gathered without a detailed fligh...
山东大学计算机科学与技术学院网站设计与建设课件第11章 HTML Head与Metadata、Cookies
山东大学计算机科学与技术学院 网站设计与建设 课件 第11章 HTML Head与Metadata、Cookies
2017/4/24
山东大学计算机科学与技术学院网站设计与建设课件第11章 HTML Head与Metadata、Cookies。
Private communication over the Internet continues to be a challenging problem. Even if messages are encrypted, it is hard to deliver them without revealing metadata about which pairs of users are comm...
JAVA-LIBRARY FOR THE ACCESS,STORAGE AND EDITING OF CALIBRATION METADATA OF OPTICAL SENSORS
Calibration Airborne sensors Metadata Software interface Java
2016/7/4
The standardization of the calibration of optical sensors in photogrammetry and remote sensing has been discussed for more than a decade. Projects of the German DGPF and the European EuroSDR led to th...
Formatting Display of Spatial Metadata Based on XML
XML XSLT GIS Spatial Metadata Data Transformation Formatting Transformation
2015/12/18
XML is the abbreviation of Extensible Markup Language, and is technology creating structural data. When XML appeared, it was widely used in some fields, for example: e-commerce, data exchange, multime...
The National Natural Resources Management System (NNRMS) supports the national requirements of natural resources management and developmental needs by generating a proper and systematic inventory of n...
Ontology based Semantic Metadata for Imagery and Gridded Data
Satellite Remote Sensing Interoperability Metadata Semantics Image Understanding Ontology
2015/12/2
Nowadays, huge volumes of imagery and gridded data are accessible. However they vary in formats and are stored at various organizations leading to problems of data discovery, data interoperability and...
THE "TRUTHLIKENESS" OF VIRTUAL REALITY RECONSTRUCTIONS OF ARCHITECTURAL HERITAGE: CONCEPTS AND METADATA.
Metadata archaeology visualisation multimedia photo-realism representation virtual reality standards accuracy
2015/10/8
The more recent trend in using computer graphics technology to visualize and re-create historic monuments and sites has encouraged
a proliferation of imagery, both still and animated. Desktop comput...
FORMAL LANGUAGES FOR EXPRESSING DATA CONSISTENCY RULES AND IMPLICATIONS FOR REPORTING OF QUALITY METADATA
Re-use rules metrics mining languages metadata
2015/9/28
Over the past thirty years, in excess of 36 billion dollars has been invested in the collection of spatial information across the public sector in Europe (PIRA, 2000). There is a clear imperative now ...
APPLICATION OF GML-BASED GEO-METADATA FOR DATA QUALITY INFORMATION MANAGEMENT AND DISSEMINATION ON THE WEB
Data Quality In-situ sensor Interoperability GML Metadata
2015/9/28
Nowadays developing geo-metadata with the capacity for data quality management and dissemination plays an important role in GIS/Geomatics world. Data quality information embedded in geo-metadata helps...
QUALITY-AWARE AND METADATA-BASED INTEROPERABILITY FOR ENVIRONMENTAL HEALTH INFORMATION
Metadata Data Fusion Data Quality Impedance Mismatch Early Requirements
2015/9/28
This paper addresses impedance mismatch problems, which occur when two information systems are plugged for workingtogether. Such problems are particularly crucial for environmental health, where busin...
TOWARDS REAL-TIME METADATA FOR SENSOR-BASED NETWORKS AND GEOGRAPHIC DATABASES
Metadata Sensor database SpatioTemporal Data Quality GIS
2015/9/28
Nowadays, the geographic metadata are defined by ISO standards and their particular goal is to assist the data exchange between different users and to provide the data quality information. However, th...
BEYOND METADATA: TOWARDS USER-CENTRIC DESCRIPTION OF DATA QUALITY
Metadata Data Quality Standards Autocorrelation Collection-Level Metadata
2015/9/28
Data quality statements are now entrenched in metadata standards worldwide. I contrast the needs of the user with the production-control mechanisms of the producer, and argue that metadata standards a...
The Study and Design of Geo-spatial Metadata Manage System Based on USDI
USDI Metadata Digital City
2015/8/17
Firstly, the paper presents the concepts of USDI and spatial metadata. Then after analyzing the existing spatial metadata managing
systems, a mode of building distributed spatial metadata system is d...