x
x’
y
y’
F
R
E
Q
U
E
N
C
I
E
S
ATTRIBUTE VALUES
50
100
150
SPREAD
10 60 70 120 140 190
F
R
E
Q
U
E
N
C
I
E
S
ATTRIBUTE VALUES
50
100
150
10 60 90 120 140 190
Bkt 2
Bkt 3
Bkt 1
SOURCE PARAMETER
SPREAD (S)
EQUI−SUM
EQUI−SUM
V−OPTIMAL
COMPRESSED
MAX−DIFF
V−OPTIMAL
MAX−DIFF
V−OPTIMAL
SPLINE BASED
SORT
PARAMETER
FREQUENCY (F) AREA (A)
CUM. FREQ (C)
VALUE (V)
FREQUENCY (F)
AREA (A)
V−OPTIMAL
COMPRESSED
MAX−DIFF
V−OPTIMAL
MAX−DIFF