field server agent for data collection national agricultural research center naro, japan installed...
TRANSCRIPT
Field Server Agent for Data Field Server Agent for Data CollectionCollection
Tokihiro FTokihiro FUKATSUUKATSU
National Agricultural Research CenterNARO, JAPAN
Installed in Hawaii, Kona, in UCC Corp. (2002/12 ~ )
We can access Field Servers using a Web browser
Sensor
Control
Monitor
How should we collect the data?
・ Network
Field Servers
Access
Agent PC→ VPN
・ Collection
Field Server Agent Program
(Java)
XML
parameter
Collecting data like a Web Crawler
・ minimum XML setting
Auto Collecting and Converting(1)
Convert the data using parameter file
XML easy making page
Auto Collecting and Converting(2)1. Search for <H_key> node
2. Skip <H_key> node during <Key_Loop> times
3. Extract a value between <H_key> and <T_key>
Field Server Control Command
IF-THEN rule
if (Time > 19:00)
if (Time < 05:00)
or
Light On
comparison and judgment of XML Node values
if (Temp < 4.0℃)
if (flag1 == "On")
and
Send Waring Mail
The Agent controls FS of all over the world
Application to MetBroker
XML data
MetBroker
Handling Image Data
Reatime Animation
click
rewind forward
speed control
http://model.job.affrc.go.jp/FieldServer/