Procurement Resource * Analytical Tool

Multi-Series Time Series Correlation Dashboard  ·  Designed by Deepak Sharma · Built with AI
PEARSON r · PAIRWISE ANALYSIS
SERIES  |  ROWS
FILE
Column 1 = Date
Columns 2–13 = Time Series Values
Min 3 Series
Max 12 Series
Format: CSV or Excel (.xlsx)
📂

Drop your file here or click to browse

Upload an Excel or CSV file with Date in column 1 and your time series in columns 2 onward.

✓ Min 3 series
✓ Max 12 series
✓ .xlsx or .csv
✓ Row 1 = headers
Required File Format
FormatColumn A — Date  |  Columns B to M — Product / Series Names
NoteMin 3  ·  Max 12 Products / Series
A B C D …M
1 Date Product Name-1 Product Name-2 Product Name-3 …up to 12
2 Jan-21 8.48 621.01 8.00
3 Feb-21 9.49 648.39 9.06
4 Mar-21 10.10 721.23 9.60
5 Apr-21 9.96 686.44 9.42
6 May-21 10.60 715.07 10.13
7 Jun-21 11.36 731.61 11.05
⏳ Computing correlations…
01

Detected Series

🔧 Parsed Data Preview (click to expand) — verify dates align with your file
Columns: Row# · Raw date from file · Parsed Year-Month · First series value.
If the parsed Year-Month does NOT match the raw date, that's the bug. Use the download button to inspect every row.
Tool version: v5 — raw-excel-serial · 2026-04-29
02

Summary Statistics & Monthly Seasonality

MEAN · MEDIAN · MIN · MAX
Filter Year ← select a year to see stats for that year only
Series
Month
Year
← Filter by series, month or year to explore seasonality
Monthly Seasonality — All Years
↑ Green = month increased vs prior month  |  ↓ Red = decreased  |  = first data point, no prior month  |  Bottom row = avg change per month across all years
Year-over-Year Change — All Years
↑ Green = month higher than same month one year earlier  |  ↓ Red = lower  |  = no prior-year value to compare against  |  Bottom row = avg YoY change per month across all years
03

Price Trends

All Series Over Time
Axis: ⚠ Large value differences detected — some series auto-moved to right axis
04

Correlation Matrix

PEARSON r · ALL PAIRS
Reading guide:   ■ Dark green ≥ 0.90 Very strong  |  ■ Green 0.70–0.89 Strong  |  ■ Yellow 0.50–0.69 Moderate  |  ■ Orange/Red < 0.50 Weak  |  Diagonal = 1.00 (self-correlation)
05

Best Pair per Series

HIGHEST PEARSON r
06

Scatter Explorer

SELECT ANY TWO SERIES
r = —Pearson Correlation