TENG Heatmap Plotter

Upload CSV Files (5 Forces × 5 Frequencies) ▼

For each force, click "Choose 5 files" to pick all 5 frequency CSVs at once

Title & Labels ▼

Title Line 1

Title Line 2

X-Axis Label

Y-Axis Label

Colorbar Label

Force Values (comma-separated, bottom→top)

e.g. values "5, 10" + suffix " N" → "5 N", "10 N"

Frequency Values (comma-separated, left→right)

e.g. values "1, 3" + suffix " Hz" → "1 Hz", "3 Hz"

Cell Value Suffix

Preview: 3.45 V

Leave blank for number only. Use " V" for volts, " mV" for millivolts, etc.

Style & Scale ▼

Colorscale

Title Size (pt)

Axis Label Size (pt)

Colorbar Label Size (pt)

Colorbar Tick Size (pt)

Cell Value Size (pt)

Decimal Places

Z Min (blank = auto)

Z Max (blank = auto)

Bold Text

Title Axis Labels Colorbar Label Cell Values

Export ▼

All processing happens locally — no uploads

Upload 25 CSV files and click Generate Heatmap 5 force levels × 5 frequencies = 5×5 Vpp matrix