Geoscience Reference
In-Depth Information
Table 4.3
Chronology descriptive statistics and measures of empirical signal strength
SPECIES
T/C/P
MS
SD
R1
ESR
RTOT
RWT
RBT
REFF
EPS
SNR
TSCA
10/16/6
0.161
0.165
0.334
0.671
0.439
0.623
0.429
0.484
0.926
12.509
PIRI
6/12/6
0.245
0.248
0.316
0.605
0.522
0.718
0.502
0.569
0.923
12.016
QUPR
9/18/9
0.107
0.152
0.520
0.633
0.544
0.687
0.535
0.634
0.955
21.441
QUVE
14/20/6
0.106
0.131
0.511
0.716
0.439
0.723
0.429
0.456
0.940
15.626
CAGL
11/20/9
0.152
0.156
0.275
0.664
0.433
0.727
0.418
0.470
0.938
15.250
LITU
10/20/10
0.176
0.223
0.569
0.759
0.503
0.695
0.492
0.581
0.953
20.248
BELE
11/20/9
0.214
0.252
0.603
0.606
0.422
0.589
0.414
0.497
0.936
14.613
See the text and the Appendix in the chapter for details.
Column headings: SPECIES
tree species used: eastern hemlock (TSCA), pitch pine (PIRI), chestnut oak (QUPR), black oak (QUVE), pignut hickory
(CAGL), tulip poplar (LITU), black birch (BELE); T/C/P
=
=
number of trees/number of cores/number of trees with paired cores; MS
=
mean sensitivity; SD
=
average correlation between all series including within-tree
replicate cores; RWT
=
average correlation of the within-tree replicate cores; RBT
=
average correlation of only the between-tree cores; REFF
=
weighted
average correlation based on RWT and RBT; EPS
=
expressed population signal; SNR
=
signal-to-noise ratio.
standard deviation; R1
=
first-order autocorrelation; ESR
=
Edmund Schulman's
R
;RTOT
=
