Meili Vanegas-Hernandez
Célia da Costa Pereira
Diego Moreno
Giovanni Fusco
Andrea G. B. Tettamanzi
Michel Riveill
José Tiberio Hernández
Universidad de los Andes, Colombia
Université Côte d'Azur, CNRS, ESPACE, France
Universidad de los Andes, Colombia
Université Côte d'Azur, CNRS, ESPACE, France
Université Côte d'Azur, CNRS, I3S, France
Université Côte d'Azur, CNRS, I3S, France
Université Côte d'Azur, CNRS, I3S, France
URBAN DECISION MAKING
GEOSIMULATION TOOLS
UNDERSTAND THE EVOLUTION OF URBAN FORMS
INDENTIFY SEGREGATION PATTERNS
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USE CASE OF THE BELIEF-DESIRE-INTENTION POSSIBILISTIC FRAMEWORK
2 CASE STUDIES
THEORETICAL
BOGOTA, COLOMBIA
SCHELLING'S SEGREGATION MODEL
AGENT-BASED MODELS (ABM's)
MULTIPLE ELEMENTS INTERACTING BETWEEN THEM GENERATING GLOBAL PATTERNS
EXPLAINS HOW INDIVIDUAL INCENTIVES AND INDIVIDUAL PERCEPTIONS LEAD TO COLLECTIVE SEGREGATION
CONSIDERS ONLY SOCIAL MOTIVATIONS
NO COGNITIVE ASPECTS
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URBAN SEGREGATION-GROWTH MODEL USING POSSIBILISTIC FRAMEWORK
PROXIMITY TO
TRANSPORT NETWORK
CITY FACILITIES
INTRODUCING
PROMOTERS
INVESTORS
USING
BDI POSSIBILISTIC FRAMEWORK
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WHY A POSSIBILISTIC FRAMEWORK?
AN AGENT MAY HAVE A PARTIAL VISION BASED ON QUALITATIVE ORDER OF UNCERTAINTY ABOUT ITS ENVIRONMENT.
THE AGENT’S OPINIONS CAN CHANGE IN THE LIGHT OF NEW (PARTIALLY TRUTH) INFORMATION.
AN AGENT’S GOALS MAY CHANGE CONSEQUENTLY.
USING PROBABILITIES, A HIERARCHY CAN NOT BE ESTABLISHED WHEN HAVING MULTIPLE GOALS.
POSSIBILISTIC FRAMEWORK
DEMOGRAPHICS
FACILITIES
TRANSPORT
URBAN FORM
ECONOMY
SIMULATION
AGENT TYPE
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SIMULATION LAYER
FORMULA
DEGREE OF UNCERTAINTY
POSSIBILITY DISTRIB.
BELIEFS
NECCESITY MEASURE
DELIBERATION
ELECTION
AGENT TYPE
RULE BASE
POSSIBILITY DISTRIB.
JUSTIFIED DESIRES
POSSIBILITY DISTRIB.
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BELIEFS
DELIBERATION
ELECTION
GOALS
PLANNER
GOALS
DESIRES
BELIEFS
actions
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BUYS
BUILDS
BUYS
RENTS
AGENT MODEL DEFINITION
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DEFINITION OF THE FINITE SET OF ATOMIC PROPOSITIONS (\(\mathcal{A}\))
Having \(\mathcal{L}\) as the propositional language:
For all \(\phi, \psi \in \mathcal{L}\):
\(ab\)
\(abl\)
\(ac\)
\(i\)
be a landlord
\(o\)
afford buying
afford buying land
afford constructing
invest
\(l\)
be an owner
DEFINITION OF THE DESIRE-GENERATION RULES (\(R\))
R is defined as an expresion of the form: \[\beta_R, \psi_R \Rightarrow_{D}^+ \phi\] where \(\beta_R, \psi_R, \phi \in \mathcal{L}\). Also, \(\alpha \Rightarrow_{D}^+ \phi\) with \(\alpha \in (0, 1]\).
The investing degree for the current household is \(\alpha\):
\[\alpha \Rightarrow_{D}^+ i\]
If the household believes it affords buying and the household desires to change then the household desires to buy:
\[ab,ch \Rightarrow_{D}^+ b\]
FOR EXAMPLE:
THEORETICAL
SCHELLING
TRANSPORT NETWORK
SCHELLING AND TRANSPORT NETWORK
BOGOTA, COLOMBIA
HOUSEHOLDS
INITIAL INVESTORS
PROMOTERS
CITY FACILITIES
HOSPITALS
PARKS
CULTURAL INSTITUTIONS
SITES OF WORKSHIP
SCHOOLS
ROADS OF THE TRANSPORT NETWORK
HIGHWAYS
AVENUES
ROADS
BOGOTA, COLOMBIA
RANDOM UTILITY FUNCTION
1 ARTERY OF TRANSPORT NETWORK
BOGOTA, COLOMBIA
1 ARTERY, SOME CITY FACILITIES
ALL ARTERIES, ALL FACILITIES
MODULARIZATION AND PARAMETRIZATION
MODEL CALIBRATION
POSSIBILISTIC FRAMEWORK
SIMULATION
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MAIN
BDI
DEMOGRAPHICS
FACILITIES
TRANSPORT
URBAN FORM
POLICY
ECONOMY
CONFIGURATION
MODULARIZATION AND PARAMETRIZATION
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N. Gilbert. 2006. When does social simulation need cognitive models? In Cogni- tion and Multi-Agent Interaction: From Cognitive Modeling to Social Simulation, R. Sun (Ed.). Cambridge University Press, Cambridge, 428–432.
C. da Costa Pereira and A. Tettamanzi. 2010. Belief-Goal Relationships in Possi- bilistic Goal Generation. In ECAI 2010. 641–646.
C. da Costa Pereira and A. Tettamanzi. 2010. An Integrated Possibilistic Frame- work for Goal Generation in Cognitive Agents. In AAMAS’10. 1239–1246.
C. da Costa Pereira and A. Tettamanzi. 2014. Syntactic Possibilistic Goal Generation. In ECAI’14. 711–716.