########  Notations  ########

Data set {a_{i1}, a_{i2}, ... , a_{im}}_{i=1,..n}
m : number of attributes
n : number of observations
q : target rank (instance generation parameter)
r : % outlier (instance generation parameter)
s : random number seed used to generate the instance (instance generation parameter)




########  How each file is named  ########

For example, file name "pca_m50n300q10r00seed3.txt" implies that 
that the parameters used are m = 50, n = 300, q = 10, r = 10, s = 3.




########  Format of the Data File  ########

Note: columns are separated by tab
------------------------
a_{11}	a_{12}	{a13}	...	a{1m}
a_{21}	a_{22}	{a23}	...	a{2m}
.
.
a_{n1}	a_{n2}	{an3}	...	a{nm}
------------------------
