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Smart Tree-Ring Analytics: Tracing Time Through Wood
Active specimen
SG-OAK-014
Ulm · Kornhaus, roof truss tie-beam
142 rings · floating
4 series in workspace
Theme

Cross-dating canvas

Floating series ↑ · master chronology ↓
vs
Find the best position

Jump to the strongest match, or drag the top series (or press [ ]) to slide it year by year. The candidate list ranks every position tested.

Position
1135–1276
not in top 25 of 1349
t BP
-0.46
Baillie–Pilcher
t H
-0.34
Hollstein
Glk
46.8%
W p=0.7766
r
-0.040
BP indices
Overlap
142
min 50
p
0.6784
one-sided t_BP
Replication
100%
EPS ≥ 0.85 & n ≥ 10 · min EPS 0.96
q (BH-FDR)
0.9999
1349 positions tested
Not significant · ambiguous
Best position: 1478 (end) · Secure match
Synchronised scrubber
Drag top panel to slide series · drag below to pan · wheel to zoom at cursor┆ marker year · ▒ exploratory master · ▲ synchronous Becker event · ▲ sample · ▲ master · | manual marker
t-value landscape (all positions)
Bonferroni α/m = 3.7e-5 · click to jump
800100012001400160018002000t=3.5t=6end 1276 · t=-0.5
Candidate positions
#EndtBPtHGlknq
114787.47.668***1427.4e-9
213494.14.059*1420.0242
317723.94.660*1420.0297
48263.33.963**1270.2032
510013.22.460*1420.2385
67573.13.856580.3110
79983.01.8541420.3110
811322.92.560*1420.3535
99182.82.462**1420.3535
1020792.83.561*680.3535
1113522.72.4561420.3535
1211102.72.057*1420.3535
1315972.72.458*1420.3535
1416702.62.958*1420.3535
1514092.61.6521420.3535
1620312.62.9541160.3535
1717242.62.158*1420.3535
1811782.62.0571420.3535
198732.62.5551420.3535
2010742.62.6521420.3535
2115852.62.061**1420.3535
2214382.61.657*1420.3535
2319542.51.959*1420.3535
2420102.52.361**1370.3535
258232.52.1521240.3535
Dual proxy · TRW + ΔBI
No Blue Intensity on SG-OAK-014. Measure it in the Measurement lab (stained-core demo) or .
Standardisation
Applied to sample and master before t_BP, t_H, Glk and r. Default (none) reproduces the classic statistics on raw widths. View the fitted curve in ln width mode and the result in Std index.
Pointer years
Event: |growth change| ≥ 10% vs mean of 4 preceding years. Sample 117 · master 932 events.
Pointer consistency48.0%49/102 · p 0.6540
Gleichläufigkeit on the master's event years only, at the current position.
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