查询词典 floating point representation

Compared to the built-in float implementation of binary floating point, the new class is especially helpful for financial applications and other uses which require exact decimal representation, control over precision, control over rounding to meet legal or regulatory requirements, tracking of significant decimal places, or for applications where the user expects the results to match calculations done by hand.

相比内置的二进制浮点数实现：class：' float'，新类型特别适用于金融应用和其它需要精确十进制表达的场合，控制精度，控制舍入以适应法律或者规定要求，确保十进制数位精度，或者用户希望用作数学计算的场合。

The imprecise polynomial circuit optimization is based on arithmetic transformation method, considering the fixed point and floating point representation condition first, then give a realization of circuits under different accuracy boundary, trade off error with power dissipation and area, applying branch and bound method to find the solution with minimal cost, determine the minimal word length which satisfies the error bound, make use of the automation synthesis approach to get ultimate optimize structure at the same time.

非精确多项式电路优化基于算术变换方法，首先考虑电路的定点和浮点表示情况，给出电路在不同精度界限下的实现，进行误差和功耗、面积的权衡，然后应用分枝定界方法求解出最小代价电路，决定满足误差要求的最小字长，同时利用自动综合优化方法得到最终的优化结构。

A floating-point literal is a decimal representation of a floating-point constant .

浮点字面值是浮点数常量的十进制表示。

A floating-point literal is a decimal representation of a floating-point constant.

浮点表是表示一个10进制浮点常量。

Translates a double into a BigDecimal which is the exact decimal representation of the double's binary floating-point value.

上面的API简要描述相当的明确，而且通常情况下，上面的那一个使用起来要方便一些。我们可能想都不想就用上了，会有什么问题呢？

This paper deals with the decimal (floating-point) representation, and constructs the simplex crossover operation combining with simplex methods of the non-linear optimization.

传统遗传算法用二进制位串表示群体中的染色体，当应用于参数优化问题时，这种表示法在求解精度等方面有一定的限制。

The programmer can change the notational base to octal or hexadecimal or back to decimal (the representation of floating-point values is unaffected) by using the manipulators hex, oct, and dec

通过使用操纵符 hex、 oct 和 dec，程序员可以将表示进制改为八进制、十六进制或恢复十进制

In the previous exercise, the count terminal has a 32-bit integer representation, while the Number of Iterations control is by default a double-precision floating-point number until you change it.

在先前的练习中，总数端子是32位的整型数字，而Number of Iterations控件在你改变它之前将会是一个默认的双精密度的浮点数字。

First, to optimize imprecise polynomial circuits using arithmetic transformation, implement the design under different error precision bound and considering the case of fixed point and floating point representation., to search the optimized circuits with branch and bound algorithm.

方法首先利用算术变换进行非精确多项式电路优化，给出电路在不同精度界限下的实现，考虑电路的定点和浮点设计表示，然后应用分枝定界方法求解出最终的优化结构。

In a floating - point representation,the numeral that represents the expon ent.

在浮点表示法中，表示阶的数字。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。