coarse-graining
noun1
Sciences The rescaling of a phenomenon into units or cells of size close to the uncertainty of measurement.
- As human observers we focus almost entirely on coarse-grainings of this quasiclassical realm. However, quantum theory does not distinguish the classical realm from other decoherent sets...2005, James B. Hartle, “What Connects Different Interpretations of Quantum Mechanics?”, in Quo Vadis Quantum Mechanics?, →ISBN, page 75:
- Related terms
- coarse-grained