搜索结果: 1-15 共查到“知识库 big data”相关记录30条 . 查询时间(0.078 秒)
COPERNICUS BIG DATA AND GOOGLE EARTH ENGINE FOR GLACIER SURFACE VELOCITY FIELD MONITORING: FEASIBILITY DEMONSTRATION ON SAN RAFAEL AND SAN QUINTIN GLACIERS
Big Data Google Earth Engine Sentinel-1 Glacier velocity field SAR off-set tracking San Rafael Glacier San Quintin Glacier
2018/5/11
The glaciers are a natural global resource and one of the principal climate change indicator at global and local scale, being influenced by temperature and snow precipitation changes. Among the parame...
RESEARCH ON THE CONSTRUCTION OF REMOTE SENSING AUTOMATIC INTERPRETATION SYMBOL BIG DATA
Remote Sensing Automatic Interpretation Symbol Big Data Geographical Conditions Monitoring Crowdsourcing Update Mode Open Evaluation National Wide Application Database Construction
2018/5/14
Remote sensing automatic interpretation symbol (RSAIS) is an inexpensive and fast method in providing precise in-situ information for image interpretation and accuracy. This study designed a scientifi...
THE EMERGENCE OF SOCIAL MEDIA FOR NATURAL DISASTERS MANAGEMENT: A BIG DATA PERSPECTIVE
Social media Big Data Twitter real-time disaster management civil protection GIS
2018/4/18
Social media is rapidly emerging as a potential resource of information capable to support natural disasters management. Despite the growing research interest focused on using social media during natu...
THE EMERGENCE OF SOCIAL MEDIA FOR NATURAL DISASTERS MANAGEMENT: A BIG DATA PERSPECTIVE
Social media Big Data Twitter real-time disaster management civil protection GIS
2018/5/8
Social media is rapidly emerging as a potential resource of information capable to support natural disasters management. Despite the growing research interest focused on using social media during natu...
A Note on Obtain Confidentiality or/ and Authenticity in Big Data by ID-Based Generalized Signcryption
PKG IND CCA
2017/3/6
ID based generalized signcryption can adaptively work as a signature scheme, an encryption scheme or a signcryption scheme and avoid weighty and complicated certificate management like Public Key Infr...
How to Meet Big Data When Private Set Intersection Realizes Constatnt Communication Complexity
cryptographic protocols secure tow-party protocol
2017/1/3
Electronic information is increasingly often shared among unreliable entities. In this context, one interesting problem involves two parties that secretly want to determine intersection of their respe...
Secure multi-party computation (MPC) allows multiple parties to perform a joint computation without disclosing their private inputs. Many real-world joint computation use cases, however, involve data ...
Big data in an Indigenous health context: opportunities and obstacles
Health researchers health risks data sets Torres Strait islander health environment
2017/2/22
The ability of health researchers to unearth previously unsuspected health risks, trends and commonalities at a population level through matching information across different datasets is well attested...
NASA WEBWORLDWIND: MULTIDIMENSIONAL VIRTUAL GLOBE FOR GEO BIG DATA VISUALIZATION
Virtual Globe Data Visualization Big geo-data
2016/7/8
In this paper, we presented a web application created using the NASA WebWorldWind framework. The application is capable of visualizing n-dimensional data using a Voxel model. In this case study, we ha...
MOSAICKING MEXICO - THE BIG PICTURE OF BIG DATA
Mosaicking Geovisualization Color Balancing
2016/7/8
The project presented in this article is to create a completely seamless and cloud-free mosaic of Mexico at a resolution of 5m, using approximately 4,500 RapidEye images. To complete this project in a...
SIDELOADING – INGESTION OF LARGE POINT CLOUDS INTO THE APACHE SPARK BIG DATA ENGINE
Big Data LiDAR Cloud Computing
2016/7/8
In the geospatial domain we have now reached the point where data volumes we handle have clearly grown beyond the capacity of most desktop computers. This is particularly true in the area of point clo...
Analysis of a Secure and Verifiable Policy Update Outsourcing Scheme for Big Data Access Control in the Cloud
Access Control Attribute-based Encryption Policy Updating
2016/7/5
How to flexibly change the access policy after the initial data access policy has
been set is a critical problem to promote attribute-based encryption (ABE) from a theoretical
tool to a practical to...
Big Data–The New Science of Complexity
big data data-intensive science computer simulations modeling complexity non-parametric statistics causation
2016/6/15
Data-intensive techniques, now widely referred to as 'big data', allow for novel ways to address complexity in science. I assess their impact on the scientific method. First, big-data science is disti...
Big data in an Indigenous health context: opportunities and obstacles
opportunities obstacles
2017/4/10
The ability of health researchers to unearth previously unsuspected health risks, trends and commonalities at a population level through matching information across different datasets is well attested...
As big data collection and analysis becomes prevalent in today’s computing environments there is a growing need for techniques to ensure security of the collected data. To make matters worse, due to i...
