EntityQ2665459· pop 15· linked from 106 articlescompressed sensingSign in to savesignal processing technique for efficiently acquiring and reconstructing a signal, by finding solutions to underdetermined linear systemsConnectionsLp spaceEntitylinear programmingEntitysparse matrixEntityInternetEntityInternational Standard Book NumberEntityfunctionEntityreal numberEntityPierre-Simon LaplaceEntitydigital object identifierEntitymatrixEntityintegralEntitymagnetic resonance imagingEntitymicrometreEntitysystem of linear equationsEntityholographyEntityQ180686EntitymedianEntitygradientEntitybibcodeEntityradio astronomyEntityCategoriesInformation theoryLinear algebraMathematical optimizationMathematics in medicineSignal estimation