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Correlation
of values
-73%
In sync
of periods
52%
History
monthsmonths · through 2026-07
666
These move in the same direction about 52% of the time
When one swings, the other often swings by a similar amount in the opposite direction (~54% of the pattern is shared).
Roughly random — these don't track each other in a meaningful way.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
USD/JPY Exchange Rate moves ~18 months before US CPI
Watch USD/JPY Exchange Rate for an early read on US CPI.
Advanced
Statistics
In sync(i)
52%
Headline metric
Movement correlation(i)
-73%
Based on values
95% CI
-77% → -70%
Pipeline
Pipeline Summary
666 paired data points survived the monthly window.
Raw input
954
13,956
Normalized
954
13,956
Prepared
954
669
Aligned
666
666
Invalid removed
Likely range of correlation
R²(i)
54%
Variance explained
Significance
p < 0.001
Statistical confidence
Data points(i)
666
Robust
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -18 to 18 months.
Selected shift
-18 months
Correlation at this shift
-79%
+6% stronger than no-shift baseline
USD/JPY Exchange Rate shifted 18 months later. Reads: "Does US CPI today line up with USD/JPY Exchange Rate 18 months ago?"
639 overlapping points at this shift
Baseline
-73%
No-shift correlation, matching the main time-series chart above.
Peak shift
-18 months
-79%
A non-zero peak suggests one series lines up better when shifted against the other.
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
+3%
14 periods · Return correlation when both series rose
Both Falling
N/A
3 periods · Return correlation when both series fell
Diverging
-50%
18 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
291
A: 288 / B: 3
Series A
US CPI
CPIAUCSL
FRED · 954 raw → 954 prepared
Series B
USD/JPY Exchange Rate
DEXJPUS
FRED · 13,956 raw → 669 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
3
Estimated crossover points between normalized spreads.
Slope
-0.6555
Linear regression slope.
Intercept
265.9273
Linear regression intercept.
Saved 4 months ago · ID: fred-cpiaucsl_fred-dexjpus_monthly_5y