+**2dc** is a digital format that encodes [Information](/wiki/Information) within a two-dimensional space. Unlike linear systems, it allows for greater data density, making it efficient for rapid capture and [Decoding](/wiki/Decoding). It often serves as a bridge between physical objects and digital data streams.
+## See also
+- [Barcode](/wiki/Barcode)
+- [QR Code](/wiki/QR_Code)
+- [Matrix](/wiki/Matrix)
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