The rank one phase estimation (ROPE) algorithm is a good estimator for phase error widely used in SAR.
秩-相位估计（ROPE）是一种性能较好的相位误差估计器，正被广泛地应用于SAR图像处理。
By combining it with the rank one phase estimation algorithm, improvement of both accuracy and efficiency can be obtained by overcoming the weakness that ROPE is sensitive to initial value.
通过将其与秩一相位估计法联合使用，克服了秩一法对初始值敏感的缺点，提高了补偿算法的精度和效率。
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