線せん形けいフィルタMeanings1nounlinear filtercomputingTechnical term in signal processing and computing; refers to a filter whose output is a linear function of its input.画が像ぞう処しょ理りでは、線せん形けいフィルタを使つかってノイズを除じょ去きょすることが多おおい。In image processing, linear filters are often used to remove noise.