@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix dbpedia_owl: <http://dbpedia.org/ontology/> .
@prefix gcis: <http://data.globalchange.gov/gcis.owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://52.38.26.42:8080/activity/ff6a7a8e-nca3-ghcn-monthly-r201305-process>
   dcterms:identifier "ff6a7a8e-nca3-ghcn-monthly-r201305-process";
   dcterms:description "Global precipitation trends for 1979-2012 are plotted on a map. Grid points with statistically significant data are marked with a plus sign."^^xsd:string;

## The activity began and ended at the following times

## Duration of the activity
   dcterms:extent [ rdf:value ""^^xsd:string ] ;

## Output datafiles   
   dbpedia_owl:filename "grid-GHCN_1900-2012.txt\r\nread_precip_fields.pro\r\ncalculate_trends_and_significance.pro\r\nltr_olsdofrnan.pro\r\nmonanom2ann.pro\r\nisenough4trend.pro\r\ntinv.pro\r\nmake_trend_map.pro\r\nprecip_maps.ps\r\nAPP_precip trends_V7.png"^^xsd:string;

## Computing environment
   gcis:computingEnvironmentsUsed "Mac OS X (darwin x86_64 m64)"^^xsd:string;
   
## assignment of responsibility to an agent for an activity, indicating that the agent 
## had a role in the activity. It further allows for a plan to be specified, which is
## the plan intended by the agent to achieve some goals in the context of this activity.

   prov:qualifiedAssociation [
      a prov:Association ;
      prov:agent [
         a prov:SoftwareAgent, gcis:Software ;
         rdfs:label "IDL (version 8)"^^xsd:string;
      ] ;
      prov:hadPlan [
         a prov:Plan; 
         rdf:value "The mean precipitation for the period 1961-1990 was added to the global average annual precipitation anomalies to get the annual precipitation time series. For each grid point, the precipitation trend for the period 1979-2012 was calculated and plotted on a map (as inches per decade). The statistical significance was then calculated, and where trends were significant at the 2-tailed 10% significance level those grid points were indicated by a plus sign."^^xsd:string;
      ] ;
   ] ;

   a prov:Activity .

## The following entity was derived from a dataset using this activity
<http://52.38.26.42:8080/image/ff6a7a8e-d886-4b30-acd7-a3538a787baf>
   prov:wasDerivedFrom <http://52.38.26.42:8080/dataset/nca3-ghcn-monthly-r201305>;
   prov:wasGeneratedBy <http://52.38.26.42:8080/activity/ff6a7a8e-nca3-ghcn-monthly-r201305-process>.