Fusion: Class "Fusion"

In GeoFIS: Spatial Data Processing for Decision Making

Class "Fusion"

Description

The main class to perform data fusion
More information is available in the vignette "Data Fusion with GeoFIS"

Active bindings

aggregate

data.tree::Node object, or a list of data.tree::Node, The node(s) to aggregate

Methods

Public methods

• Fusion$new()

• Fusion$perform()

• Fusion$output()

---

Method new()

The constructor to build an object of class Fusion.

Usage

Fusion$new(source)

Arguments

source

data.frame or sp::Spatial*DataFrame object of sp::sp package
Keep only numeric attributes

---

Method perform()

Perform the data fusion

Usage

Fusion$perform()

---

Method output()

Get the output aggregated data (same object type as data source)

Usage

Fusion$output()

Returns

data.frame or sp::Spatial*DataFrame object

References

\insertRef

gistam20GeoFIS

\insertRef

denys20-asciiGeoFIS

See Also

NewFusion

Data Fusion documentation

Examples

# more information about this example in the vignette "Data Fusion with GeoFIS"
# section "Learning illustration"

library(GeoFIS)

data(fusion_cars)

fusion <- NewFusion(fusion_cars)
a <- NewFusionInput("a", NewMfTrapezoidalInf(4, 20), "A")
v <- NewFusionInput("v", NewMfTrapezoidalSup(100, 500), "V")
s <- NewFusionInput("s", NewMfTrapezoidalSup(120, 220), "S")
c <- NewFusionInput("c", NewMfTrapezoidalInf(6, 16), "C")
owa_aggreg <- NewFusionAggreg("score", NewAggregOwa(c(1, 0, 0, 0)), a, v, s, c)
fusion$aggregate <- owa_aggreg
fusion$perform()
score <- fusion$output()["score"]
print(score)

GeoFIS documentation built on April 3, 2025, 6:15 p.m.