rounding error

英 [ˈraʊndɪŋ ˈerə(r)]

美 [ˈraʊndɪŋ ˈerər]

网络  舍入误差; 取整误差; 舍入错误; 化整误差; 舍位误差

计算机

英英释义

noun

• (mathematics) a miscalculation that results from rounding off numbers to a convenient number of decimals
  1. the error in the calculation was attributable to rounding
  2. taxes are rounded off to the nearest dollar but the rounding error is surprisingly small
  Synonym:rounding

双语例句

• The probability analysis of the rounding error is given for the numerical solution of the differential equations of the quaternions in the strapdown guidance system.
  对捷联式制导系统中四元数微分方程数值求解舍入误差进行概率分析。
• The infection made by rounding error and crystal oscillator bias has been analyzed and timer compensation arithmetic has been implemented to improve the interpolation control precision.
  分析了插补运算中的舍入误差和控制器的晶振偏差对插补精度的影响，提出并实现了定时补偿的算法，提高了插补控制精度。
• By generalizing the above results, the paper estimates the rounding error of matrix basic calculation.
  推广上述结果，对矩阵基本运算的舍入误差进行了估计。
• First, the probabilistic model of the rounding error in the computation of quaternions on a fixed point computer is established. Then, the probabilistic rounding error estimates are computed.
  首先，对于定点计算机上四元数计算的舍入误差建立了概率模型，然后对舍入误差进行概率估计。
• Its trade with Asia is a rounding error in more than$ 16tn of intra-Apec trade.
  在逾16万亿美元的APEC内部贸易额中，俄罗斯与亚洲的贸易额只是一个零头。
• This expression avoids rounding error brought by numerical integral method and complex calculation of Laplace transforms.
  该转换表达式避免了数值积分法求解蠕变柔量值产生舍入误差和采用拉氏变换的繁琐计算。
• That's more than adequate for most tasks, but you do need to keep in mind that it's not decimal arithmetic, and that every float operation can suffer a new rounding error.
  但是，我们还是要牢记我们做的并不是十进制运算，任何一个浮点预算都有可能产生一个新的错误。
• The math experiment indicated that due to the short integral time, the change of simplified model parameter was much less than modeling error, cutting error and rounding error. Therefore the calculation result by simplified model had little difference from that by strict actual model.
  通过数值实验表明，因积分时间很小，简化模型参数的变化远远小于模型误差、截段误差和舍入误差，故由此所得的计算结果与全部使用严格模型所得的计算结果几乎没有差别。
• This method is simple, the universal program is compiled easy, the rounding error is small and the stability of numerical value is good.
  该算法简单明了，易编通用程序，舍入误差小和数值稳定性好。
• Experimental results show that the application of integer wavelet transform in image compression can avoid rounding error of computer and it is beneficial to medical image lossless compression.
  实验结果表明利用整数小波变换进行图像压缩可以避免计算机的舍入误差，有利于医学图像的无损压缩。