CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine

5星(超过95%的资源)
所需积分/C币:10 2016-05-16 18:30:30 721KB PDF
26
收藏 收藏
举报

该文档来自CCTC 2016中国云计算技术大会。Spark PMC成员Ram Sriharsha发表的题为“Magellan-Spark as a Geospatial Analytics Engine”的主题演讲,欢迎下载!
A genda What is geospatial analytics The basic operations in Magellan Some geometric algorithms used by Magellan Internals: How Magellan works with Spark SQL Upcoming work: Spatial indices sdatabricks What is geospatial analytics? UBER Goog le canyon canyon ranch canyon bikes canyon ranch lenox canyon road nyc sdatabricks Do we need one more library Spatial analytics at scale is challenging Single machine libraries not fast enough No scalable implementations exist Ancient data formats Do not leverage columnar storage, metadata hard to parse and index No spatial indexing Geospatial analytics is not simply bi anymore (approx) near neighbor queries sdatabrisk tp matching The basic operations databricks Introduction to Magellan Polygon = [(0.0,0.0),(1.0,0.0) (2.0,10),1.0,10), (1.0,20),(0.0,20) (0.0,00 sdatabricks Introduction to Magellan Polygon = [,5] [(0.0,0.0),(1.0,0.0), (1.0,2.0),(0.0,2.0), 00,0 (03,03) 0.6,0 (0.6,0.9) (03,09) (03,03) sdatabricks Reading from common data formats polygon metadata ([O],[(-124413024,7.8066277)…]) neighborhood-> Marina ([o],[(-122.4111659,378003388) neighborhood -> North Beach sqlContext read format( sqlContext read format( option type sdatabricks Geometric expressions polygon metadata polygon metadata ([O],[( neighborhood-> ([OJ,[( neighborhood-> 1224413024, Marina 122.4111659, North beach 7.8066277),…) 37.8003388),…]) ([O],[( neighborhood 122.4111659, North beach 378003388),…]) polygon sdatabricks

...展开详情
试读 41P CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine
立即下载 身份认证后 购VIP低至7折
一个资源只可评论一次,评论内容不能少于5个字
Endoresu 资源绝对是涨价了。。。
2018-12-17
回复
liufeng0209 不错的,建议下载
2018-02-28
回复
gerrywhu 视频讲的听不清,但是有ppt ,非常感谢
2017-04-19
回复
qaz20082008 不错的资源,值得收藏
2017-01-17
回复
您会向同学/朋友/同事推荐我们的CSDN下载吗?
谢谢参与!您的真实评价是我们改进的动力~
  • 分享王者

关注 私信
上传资源赚钱or赚积分
最新推荐
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine 10积分/C币 立即下载
1/41
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第1页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第2页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第3页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第4页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第5页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第6页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第7页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第8页
CCTC 2016 Ram Sriharsha:Magellan Spark as a Geospatial Analytics Engine第9页

试读结束, 可继续读4页

10积分/C币 立即下载