Transcript Food Web Constructor - UMBC ebiquity research group

Ebiquity • CAIN• RMBL
• Mindswap
http://spire.umbc.edu/
Semantic Prototypes in Research Ecoinformatics
ELVIS
Web Ontologies
Ecosystem Location Visualization and Information System
What are likely predators and prey of an invader in a new environment?
For intelligent agents
Species List Constructor
Food Web Constructor
Evidence Provider
SpireEcoConcepts
Click a county, get a species list.
Predict food web links using database and taxonomic reasoning.
Examine evidence for predicted links.
Food web database
concepts and results of
Food Web Constructor
ETHAN
Predictions
N
weighti
CertaintyIdxXY  
( LinkValuei )
i 1 discount
For humans
1
WeightAB 
1  ( DistanceXA  PenaltyXA )  ( DistanceYB  PenaltyYB )
In an new estuary, Nile tilapia
could compete with ostracods
(green) to eat algae. Predators
(red) and prey (blue) of
ostracods may be affected.
Evolutionary Trees and
Natural History
For online scientific databases about species and
higher taxonomic levels
For machines
Oreochromis niloticus
Nile tilapia
TripleShop A SPARQL Workshop for Triples
Use the semantic web to find and share body masses of fish that eat fish.
Query
Create a dataset
Get results
Enter a SPARQL query.
Find semantic web docs
that can answer query.
Apply query to dataset with semantic reasoning.
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX spec:
<http://spire.umbc.edu/ontologies/SpireEcoConcepts.owl#>
PREFIX ethan: <http://spire.umbc.edu/ontologies/ethan.owl#>
PREFIX kw: <http://spire.umbc.edu/ontologies/ethan_keywords.owl#>
SELECT DISTINCT ?predator ?prey ?preymaxmass
?predatormaxmass
WHERE {
?link rdf:type spec:ConfirmedFoodWebLink .
?link spec:predator ?predator .
?link spec:prey ?prey .
?predator rdfs:subClassOf ethan:Actinopterygii .
?prey rdfs:subClassOf ethan:Actinopterygii .
OPTIONAL { ?prey kw:mass_kg_high ?preymaxmass } .
OPTIONAL { ?predator kw:mass_kg_high ?predatormaxmass }
}
Esox_lucius.owl
webs_publisher.php?
published_study=11
Actinopterygii.owl
Name, tag, and share with group members or public.
Export results for further analysis
(e.g. in Food Web Constructor).
UMich Animal Diversity Web
http://www.animaldiversity.org