Detailed Instructions: This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.
Problem:for multi-frequency fields , the analysis shall be based on summation , as explained in the practical guides referred to in article 14 .
Solution:
for fields with different frequencies , evaluations shall be based on a weighted sum as explained in the practical instructions referred to in article 14 .