Tuesday, July 19, 2011

Similarity matrix


A similarity matrix is a matrix of scores which show the similarity between two data points. "This graph shows the similarities in between 32 profiles of the Malware infection.

Stem and leaf plot


"A stem and leaf plot is where each data value is split into a "leaf" (usually the last digit) and a "stem" (the other digits). The "stem" values are listed down, and the "leaf" values go right (or left) from the stem values."

This is an example of what one would look like.

box plots

http://www.mathworks.com/help/toolbox/stats/boxplot.html

 a box plot is a way of graphically depicting groups of numerical data through their five-number summaries: sample minimum, lower quartile (Q1), median (Q2), upper quartile (Q3) and the sample maximum. this box plot shows car mileage in different countries.

Histogram


 a histogram is a graphical representation, showing a visual impression of the distribution of data. It shows an estimate of the probability distribution of a continuous variable. This shows US immigration from northern European countries.

Population profile

http://www.bibliotecapleyades.net/sociopolitica/esp_sociopol_depopu14b.htm

Apopulation profile is a chart showing the number of people as a function of their ages. this chart shows the population profile of less developed countries in the year 2000

Index value plot



An index value plot is a way to show the relativity of all values to an indexed value. Here this graph displays trends in the FTSE stock-market index.


Lorenz Curve



The Lorenz curve is a graphical representation of the proportionality of a distribution. This graph is just an example of what consists of a Lorenz curve.