The use of

A refinement of the

configurational analysis

Valerio Cutini

Andrea Buffoni

Massimiliano Petri

The use of

Mark Point Parameter Analysis

for the study of urban orography

Seventh International Conference on Informatics and Urban and Regional Planning

Cagliari, 10-12 May 2012

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

The configurational techniquesThe configurational techniques

Summaryvalerio cutini

andrea buffoni

massimiliano petri

The configurational techniquesThe configurational techniques

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

Some case studiesSome case studies

ConclusionsConclusions

Configurational techniquesvalerio cutini

andrea buffoni

massimiliano petri

The assumption of the urban grid as the model inputThe assumption of the urban grid as the model input

Common elements

The assumption of connection between spatial elementsThe assumption of connection between spatial elementsThe assumption of connection between spatial elements

as the basis for the appraisal of configuration

The assumption of connection between spatial elements

as the basis for the appraisal of configuration

The way of reducing the urban grid into a systemThe way of reducing the urban grid into a system

Distinguishing elements

The definition of the spatial elements of the systemThe definition of the spatial elements of the system

The configurational techniquesvalerio cutini

giovanni rabino

The way of reducing the urban grid into a system is the

distinguishing element of the several operational techniques

The way of reducing the urban grid into a system is the

distinguishing element of the several operational techniques

axial analysisaxial analysis

spatial spatial

visibility graph analysisvisibility graph analysis

lineslinesspatial

elements

spatial

elements

relationrelation

systemsystem

verticesvertices

intersectionintersection mutual visibilitymutual visibility

axial mapaxial map visibility graphvisibility graph

connection elements

between convex spaces

connection elements

between convex spacespoints uniformly distributed all

over the grid

points uniformly distributed all

over the grid

The configurational techniquesvalerio cutini

giovanni rabino

The way of reducing the urban grid into a system is the

distinguishing element of the several operational techniques

The way of reducing the urban grid into a system is the

distinguishing element of the several operational techniques

axial analysisaxial analysis

spatial spatial

visibility graph analysisvisibility graph analysis

lineslinesspatial

elements

spatial

elements

relationrelation

systemsystem

verticesvertices

intersectionintersection mutual visibilitymutual visibility

axial mapaxial map visibility graphvisibility graph

connection elements

between convex spaces

connection elements

between convex spacespoints uniformly distributed all

over the grid

points uniformly distributed all

over the grid

An example: San Gimignanovalerio cutini

andrea buffoni

massimiliano petri

Axial Analysis Visibility Graph Analysis

The Mark Point Parameter Analysis

(Ma.P.P.A.)valerio cutini

andrea buffoni

massimiliano petri

The mark point, selected asThe mark point, selected as

systemsystem

elementelement

A set of singular points, called mark pointsA set of singular points, called mark points

Intersection point between centre-road linesIntersection point between centre-road lines

turning point of centre-road linesturning point of centre-road lines

central points of squarescentral points of squares

access point to squaresaccess point to squares

maximum lenght point within straight centre-road linesmaximum lenght point within straight centre-road lines

slope variation point within centre-road linesslope variation point within centre-road lines

The Ma.P.P.A. and the other

techniquesvalerio cutini

andrea buffoni

massimiliano petri

Siena

axial lines

vertices

mark points

An example: Volterravalerio cutini

andrea buffoni

massimiliano petri

urban gridaxial mapmark points mapaxial analysis

integrationaxial analysis

integration core

MaPPA

integration core

MaPPA integration core

Axial Analysis integration core

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

The configurational techniquesThe configurational techniques

Summaryvalerio cutini

andrea buffoni

massimiliano petri

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

Some case studiesSome case studies

ConclusionsConclusions

The 3D Ma.P.P.A.valerio cutini

andrea buffoni

massimiliano petri

Construction of the Digital Elevation Model (DEM)Construction of the Digital Elevation Model (DEM)

Construction of the Digital Terrain Model (DTM)Construction of the Digital Terrain Model (DTM)

Construction of the Slope ModelConstruction of the Slope Model

Construction of the longitudinal profiles between Construction of the longitudinal profiles between

Construction of the Digital Elevation Model (DEM)Construction of the Digital Elevation Model (DEM)

Construction of the Digital Terrain Model (DTM)Construction of the Digital Terrain Model (DTM)

Construction of the Slope ModelConstruction of the Slope Model

Construction of the longitudinal profiles between Construction of the longitudinal profiles between

Ma.P.P.A.

integration value3D Ma.P.P.A.

integration value

Addition of further mark points if two adjacent

mark points are not visually connected

Addition of further mark points if two adjacent

mark points are not visually connected

Processing of the map and determination of the

configurational indices

Processing of the map and determination of the

configurational indices

Addition of further mark points if two adjacent

mark points are not visually connected

Addition of further mark points if two adjacent

mark points are not visually connected

Construction of the longitudinal profiles between

mark points

Construction of the longitudinal profiles between

mark points

Construction of the longitudinal profiles between

mark points

Construction of the longitudinal profiles between

mark points

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

The configurational techniquesThe configurational techniques

Summaryvalerio cutini

andrea buffoni

massimiliano petri

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

Some case studiesSome case studies

ConclusionsConclusions

Volterravalerio cutini

andrea buffoni

massimiliano petri

axial analysis VGA

Ma.P.P.A. 3D Ma.P.P.A.

Massa Marittimavalerio cutini

andrea buffoni

massimiliano petri

axial analysis

VGA

Ma.P.P.A.

3D Ma.P.P.A.

Sienavalerio cutini

andrea buffoni

massimiliano petri

axial analysis

VGA

Ma.P.P.A.

3D Ma.P.P.A.

Configuration and activities:

the results - Volterravalerio cutini

andrea buffoni

massimiliano petri

Configuration and activities:

the results - Volterravalerio cutini

andrea buffoni

massimiliano petri

axial analysis

Ma.P.P.A. 3D Ma.P.P.A.

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

The configurational techniquesThe configurational techniques

Summaryvalerio cutini

andrea buffoni

massimiliano petri

From Ma.P.P.A. to 3D Ma.P.P.A.From Ma.P.P.A. to 3D Ma.P.P.A.

Some case studiesSome case studies

ConclusionsConclusions

Conclusionsvalerio cutini

giovanni rabino

3D Ma.P.P.A. actually carries configurational analysis

into the third dimension, taking orography into account

3D Ma.P.P.A. actually carries configurational analysis

into the third dimension, taking orography into account

The three-dimensional extension of Ma.P.P.A. provides The three-dimensional extension of Ma.P.P.A. provides

3D Ma.P.P.A. actually carries configurational analysis

into the third dimension, taking orography into account

3D Ma.P.P.A. actually carries configurational analysis

into the third dimension, taking orography into account

The three-dimensional extension of Ma.P.P.A. provides The three-dimensional extension of Ma.P.P.A. provides The three-dimensional extension of Ma.P.P.A. provides

results that appear so brilliant as to (slightly) improve

those of the existing techniques

The three-dimensional extension of Ma.P.P.A. provides

results that appear so brilliant as to (slightly) improve

those of the existing techniques

3D Ma.P.P.A. actually integrates and completes

Ma.P.P.A., which can be assumed as a particular case,

lighter on a computational regard and hence suitable for

flat settlements

3D Ma.P.P.A. actually integrates and completes

Ma.P.P.A., which can be assumed as a particular case,

lighter on a computational regard and hence suitable for

flat settlements

The three-dimensional extension of Ma.P.P.A. provides

results that appear so brilliant as to (slightly) improve

those of the existing techniques

The three-dimensional extension of Ma.P.P.A. provides

results that appear so brilliant as to (slightly) improve

those of the existing techniques

valerio.cutini@ing.unipi.it

a.buffoni@libero.it

Thank you

a.buffoni@libero.it

m.petri@ing.unipi.it