liǎo / jiě / mù / biāo / hán / shù / de / āo / tū / xìng / yǒu / zhù / yú / xuǎn / zé / hé / shì / de / yōu / huà / suàn / fǎ了解目标函数的凹凸性,有助于选择合适的优化算法。Understanding the concavity of the objective function helps in choosing a suitable optimization algorithm.