Recognition-Driven 2D Competing Priors Towards

Automatic And Accurate Building Detection

___ Evolving geometric shapes... __________________ ____________________________________ ...multiscale propagations

Modeling Building Footprints - Competing Shape Priors

Satellite data set #1
Data-term limitations	Single Prior-based Detection
Without a labeling function	With dynamic labeling

Satellite data set #2
labeling function's propagation (k=2)
Pure data-driven segmentation	Proposed framework	Groud truth

Aerial data set #1

Binary output + all labeling functions superimposed to one evolving surface

Ground truth

Aerial data set #2

Binary output

Ground truth