Information Technology Reference
In-Depth Information
Ta b l e 2 . 1 2 Sizes of genomic dictionaries
6
| = 4 6
12
| = 4 12
18
| = 4 18
24
| = 4 24
| Γ
| Γ
| Γ
| Γ
10 9
10 12
4096
16
,
777
,
216
68
.
719476736
×
>
281
×
| D 6 |/ 4 6
| D 12 |/ 4 12
| D 18 |/ 4 18
Organism genome
7 × 10 9
Nanoarchaeum equitans
0.99
0.025
8 × 10 9
Mycoplasma genitalium
0.99
0.029
14 × 10 9
Mycoplasma mycoides
0.99
0.038
10 9
Haemophilus influenzae
1
0.089
26
×
67 × 10 9
Escherichia coli
1
0.207
90 × 10 9
Pseudomonas aeruginosa
1
0.175
169 × 10 9
Saccharomyces cerevisiae
1
0.393
10 9
Sorangium cellulosum
1
0.23
185
×
10 9
×
H. sapiens chr. 19
1
0.639
610
1,315 × 10 9
Caenorhabditis elegans
1
0.83
1,712 × 10 9
Drosophila melanogaster
1
0.947
Ta b l e 2 . 1 3 Genomic indexes, dictionaries, and tables
Indexes/Dictionaries/Tables
Notation
Definition
{ α Γ :
Genomic Dictionary
D(G)
α G }
k
D k ( G )
D ( G )
k -Genomic Dictionary
Γ
k -Genomic Table
T k (
G
)
α α (
G
)
:
α
D k (
G
)
k -Lexicality
L k ( G )
| D k ( G ) |/| T k ( G ) |
1 / ( 1 + 4 k
/| G | ) −| D k ( G ) |/ 4 k
k -Dictionary Selectivity
DS k ( G )
Multiplicity-coMultiplicity k -distribution
MC k ( G )
j →|{ α D k ( G ) : α ( G )= j }|
k
F k ( G )
\ D k ( G )
Forbidden k -Factors
Γ
k
Minimal Forbidden Length
MF ( G )
⊥{ k : Γ
D k ( G ) }
Factor Length Selectivity
LS ( G )
lg 4 | G |− ( MF ( G )+ 1 )
Hapaxes
H ( G )
{ α D ( G ) : α ( G )= 1 }
k
k -Hapaxes
H k ( G )
Γ
H ( G )
k -Hapax-factor ratio
HD k ( G )
| H k ( G ) |/| D k ( G ) |
MH ( G )
⊥{| α |
α H ( G ) }
Minimal Hapax Length
:
Repeats
R ( G )
{ α D ( G ) : α ( G ) > 1 }
k
k -Repeats
R k ( G )
Γ
R ( G )
Maximal Repeat Length
MR(G)
{| α |
:
α
R
(
G
) }
Repeat Positions
RP ( G )
α pos G ( α ) : α R ( G )
Length-Multiplicity Repeatability
LM ( G )
j α ( G ) : | α | = j , α R ( G )
Average k -Repeatability
AR k ( G )
| T k ( G ) \ H k ( G ) |/| R k ( G ) |
k -Repeat-factor ratio
RD k ( G )
| R k ( G ) |/| D k ( G ) |
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