However , the correlation signal obtained by the classical matched filter is associated with large correlation sidelobes , large correlation bandwidth , and low optical efficiency 克服了經(jīng)典的匹配濾波相關(guān)存在大的相關(guān)旁瓣、很大的相關(guān)帶寬和低的光效率等缺點(diǎn)。
However , the correlation signal obtained by the classical joint transform correlator ( jtc ) is associated with large correlation sidelobes , large correlation bandwidth , and low optical efficiency 但經(jīng)典的聯(lián)合變換相關(guān)存在大的相關(guān)旁瓣、很大的相關(guān)帶寬和低的光效率等。