Class "POI" as Points Of Interest

Share:

Description

A Class representing a set of elements and its relations. See references for details.

Objects from the Class

Objects can be created by calls of the form new("POI", ...). A POI object contains elements neccesary for representing relations.

Slots

matrizSim:

Object of class "matrix" with similarity matrix between set and POIs

cos.query.docs:

Object of class "vector" with Similarity of each element of the set

wordsInQuery:

Object of class "ANY" Items used as POIs

docs:

Object of class "matrix" Items of the set

objeto:

Object of class "matrix" 2D Coordinates of the set

objetoC:

Object of class "matrix"2D Coordinates of the set with fisheye effect applied

Pcoords:

Object of class "matrix" 2D coordinates of the POIs

PcoordsFI:

Object of class "matrix" 2D coordinates of the POIs with fisheye effect applied

newPcoords:

Object of class "matrix" Use by tkrplot to allow graphical user interaction

newcoords:

Object of class "numeric" Use by tkrplot to allow graphical user interaction

newcoords_1:

Object of class "numeric" Use by tkrplot to allow graphical user interaction

M:

Object of class "numeric" Fisheye Factor to Apply

poisTextCol:

Object of class "character" Color to be plotted

colores:

Object of class "vector" Color to be plotted

poisCircleCol:

Object of class "character" Color to be plotted

linesCol:

Object of class "character" Color to be plotted

itemsCol:

Object of class "character" Color to be plotted

LABELS:

Object of class "logical" Should POIs be plotted?

vscale:

Object of class "numeric" Vertical size of plot

hscale:

Object of class "numeric" Horizontal size of plot

circleCol:

Object of class "character" Color to be plotted

plotCol:

Object of class "character" Color to be plotted

itemsFamily:

Object of class "character" Font to use

pal:

Object of class "character" Color to be plotted

selected:

Object of class "numeric" Used by tkrplot to allow graphical user interaction

circRadio:

Object of class "numeric" Radio of circle use to select points.

IncVscale:

Object of class "numeric" Animation smoth factor

cgnsphrFont:

Object of class "numeric" Font to use for labels

xClick_old:

Object of class "numeric" Used by tkrplot to allow graphical user interaction

yClick_old:

Object of class "numeric" Used by tkrplot to allow graphical user interaction

wordsInQueryFull:

Object of class "character"

clustered:

Object of class "logical" should clustered plot be use?

Methods

POICalc

signature(objeto = "POI"): ...

POIcalculate<-

signature(object = "POI"): ...

POIcolors<-

signature(object = "POI"): ...

POIcoords<-

signature(object = "POI"): ...

POIPlot

signature(POI = "POI"): ...

query2Cols

signature(object = "POI"): ...

Author(s)

Eduardo San Miguel Martin

References

Da Costa, David & Venturini, Gilles (2006). An Interactive Visualization Environment for Data Exploration Using Points of Interest. adma 2006: 416-423

Furnas, George (1986). Generalized Fisheye Views. Human Factors in computing systems, CHI '86 conference proceedings, ACM, New York, pp. 16-23.

Heidi Lam, Ronald A. Rensink, and Tamara Munzner (2006). Effects of 2D Geometric Transformations on Visual Memory. Proc. Applied Perception in Graphics and Visualization (APGV 2006), 119-126, 2006.

Keith Lau, Ron Rensink, and Tamara Munzner (2004). Perceptual Invariance of Nonlinear Focus+Context Transformations. Proc. First Symposium on Applied Perception in Graphics and Visualization (APGV 04) 2004, pp 65-72.

Lamping, J., Rao, R., Pirolli, P. (1995) A Focus+Context Technique Based on Hyperbolic Geometry for Visualizing Large Hierarchies. Proc. ACM Conf. Human Factors in Computing Systems, CHI. ACM. pp, 401-408

See Also

plotPOI, POIPlot multiPOI