Research on the Transition from Arithmetic to Algebra;
7年级学生从算术向代数过渡的研究
In this paper,we realized Barrel Shifter of 32 bits by using transpost gates,its functions including arithmetic shift right,logic shift left,logic shift right and rotate right.
利用传输门实现了 32位桶式移位寄存器 ,其具体功能包括算术右移 ,逻辑左移 ,逻辑右移和循环右移。
The transition from arithmetic to algebra was very important stage during students?learning of mathematics.
从算术向代数过渡,是学生数学学习过程中极为重要的转变阶段。
The definition and properties of line segment arithmetic are given,which is a special situation of point set arithmetic,but easily calculated.
文章给出了线段算术的定义和性质,它是点集算术的特殊情况,但更便于计算;提出了线段Bézier曲线的概念,就是把区间Bézier曲线中的长方形换成满足一定条件的线段,这里的线段是指该线段上所有点的集合;给出了线段Bézier曲线的性质及其细分算法。
Research on context-based adaptive binary arithmetic coding;
基于上下文的自适应二进制算术编码研究
Context-based adaptive 2-level binary arithmetic coding algorithm;
基于上下文的自适应二阶二进制算术编码算法
Application of arithmetic coding in image compressing system;
算术编码在图像压缩系统中的应用
Some elementary proof on equivalence of relation between exponential average E(a,b) (=1/e(b~b/a~a)~(1/(b-a)), a, b are non-equal two positive numbers) and arithmetic average M(o,b)(=1/2(a+b)) were given.
给出指数平均(a,b是不相等的两正数)与算术平均关系的初等证明。
In this paper, we analyzed the relationship between the number of drawn sort standards and the total number of national standards by using grey incidence analysis and arithmetic average method, obstained the distributed situation and tendency of the sort standards in recent years, and discussed the relationship between drawn sort standards and national standard systems.
文章运用灰色关联分析方法和算术平均方法分析了不同类别国家标准制定数与国家标准总数的关系,得到了国家标准中分类标准的分布情况,了解了制定的国家标准的变化趋势,同时探讨了不同类别制定国家标准与我国国家标准体系的关系。