imagesc()

Plotting

imagesc() is a MATLAB®-compatible plotting function for display matrix as scaled image (rdbu heatmap with reversed y-axis). Run it online in your browser with SimLab — free, no install, no license required.

Display matrix as scaled image (RdBu heatmap with reversed y-axis).

▶ Try imagesc() in SimLab — Free

Syntax

imagesc(Z)

imagesc(x, y, Z)

Examples — run imagesc() in your browser

imagesc(randn(10, 10))

▶ Run

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Frequently Asked Questions about imagesc()

Is the imagesc() function free to use in SimLab?

Yes. SimLab is 100% free — no signup, no license, and no usage limits. You can run imagesc() and 510+ other MATLAB®-compatible functions directly in your browser at simulations4all.com/simlab.

Do I need to install MATLAB to use imagesc()?

No. SimLab runs entirely in your web browser with zero installation. The imagesc() function works without any MATLAB® license or software download.

What does imagesc() do?

Display matrix as scaled image (RdBu heatmap with reversed y-axis). It is a MATLAB®-compatible plotting function available in SimLab with the same calling syntax as MATLAB® — typically: imagesc(Z).

Can I run imagesc() in my browser?

Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls imagesc(), and run it. Execution happens locally in your browser — no data leaves your machine.

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