In compressed sensing, the nullspace property gives necessary and sufficient conditions on the reconstruction of sparse signals using the techniques of ℓ 1 {\displaystyle \ell _{1}} -relaxation. The term "nullspace property" originates from Cohen, Dahmen, and DeVore.
In compressed sensing, the nullspace property gives necessary and sufficient conditions on the reconstruction of sparse signals using the techniques of ℓ 1 {\displaystyle \ell _{1}} -relaxation. The term "nullspace property" originates from Cohen, Dahmen, and DeVore.
Source: Wikipedia "Nullspace property" · CC BY-SA 4.0
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