The relationships among Boolean algebra, set algebra, logic, and binary arithmetic have given Boolean algebras a central role in the development of electronic digital computers. 由于布尔代数、集合代数、逻辑学和二进制算术之间的内在联系,使得布尔代数的理论在电子数字计算机的开发研制中举足轻重。
In this chapter we shall look at how the computer copes with negative numbers and fractions in binary arithmetic. 本章要介绍的是计算机如何用二进制算法来处理负数和小数。
Parametric model for context-based adaptive binary arithmetic coding 基于参数模型的自适应二进制算术编码算法
Binary arithmetic operators behave like a function call that accepts two parameters of the same type, and then return that type; however, the syntax is slightly different. 二进制算术运算;二进制运算;二进制运算操作二进制算术运算类似调用同一个类的两个参数,然后返回那个类,但是,语法有些不同。
In this paper, a new image coding method based on wavelet transform-improved adaptive binary arithmetic coding, is proposed. 基于零树小波算法提出了一种新的图像编码方法-改进的自适应算术编码。
Let us look at parallels between arithmetic using binary numbers and arithmetic using decimal numbers. A Filter Design Method Based on Improved Aggressive 我们采用与十进制运算对比的办法来介绍二进制数的运算方法。基于改进渐进空间映射算法的滤波器设计
An adaptive binary arithmetic coding ( ABAC) algorithm was introduced which was based on multi-order context. 提出了一种基于多阶上下文自适应的二进制算术编码算法。
Comparing to other entropy coding standard, CABAC ( context adaptive binary arithmetic coding) has more significant enhancement in compression. However, its encoding/ decoding efficiency is low due to calculation complexity and costs in memory access. 相对于其他熵编码而言,基于上下文的自适应二进制算术熵编码(CABAC)具有更大的数据压缩率,但由于其运算复杂,访问存储设备频繁,导致编/解码率较低。
By using the methods of table lookups, probability quantization and modified renormalization operations, a simple multiplication-free binary block arithmetic coding scheme is given. 通过使用查表、概率量化和修改的重正化操作的方法,给出了一个简单的无乘法的二值分组算术编码方案。
A Soft Decoding Algorithm for Binary Arithmetic Codes 一种二进制算术码的软解码算法
By computer simulation with convolution sum of FIR digital filter, the results show that the model is the same as traditional binary coding arithmetic, which can be used in chaotic signal processing systems. operation of the genetic algorithm; 最后通过FIR数字滤波器卷积操作的计算机数值仿真,结果表明采用这些方法运算得到的结果与传统二进制算术编码算法完全等效,可应用于混沌信号处理系统。
The standard specifies two types of entropy coding: Context-based Adaptive Binary Arithmetic Coding ( CABAC) and Context-bsaed Adaptive Variable-Length Coding ( CAVLC). 在该标准中,规定了两种熵编码的模式,即基于上下文的自适应二进制算术编码(Context-bsaedAdaptiveBinaryArithmeticCoding,CABAC)和基于上下文自适应可变长编码(Context-bsaedAdaptiveVariable-LengthCoding,CAVLC)。
A wavelet image compression techniques based on bit-plane adaptive binary arithmetic coding is presented. 介绍了一种基于位平面上二进制算术编码的小波图像压缩技术。
Wavelet image compression techniques based on bit-plane adaptive binary arithmetic coding 基于位平面自适应算术编码的小波图像压缩技术
Based on H.263, it makes use of several critical technique, such as advanced intra/ inter prediction modes, 4 by 4 integer DCT transfer, motion estimation at 1/ 4 pixel level, and content-adaptive binary arithmetic coding. 它以H.263为基础,采用了先进的帧内、帧间预测模式,4×4整数DCT变换,1/4精度运动估计和基于上下文的二进制算术编码等关键技术,使得H。
Realization of multi-order context-based adaptive binary arithmetic coding 多阶上下文自适应二进制算术编码实现
Its designation of entropy coding adopts Contextbased Adaptive Binary Arithmetic Coding ( CABAC). 他的熵编码方案采纳了基于上下文的自适应二进制算术编码(CABAC)。
In this thesis, theory of arithmetic coding is researched carefully, and some important concept about binary arithmetic coding is discussed, such as multiple-free, condition exchange and adaptive probability estimation. 本文详细深入的研究了算术编码的原理,探讨了无乘法器的二进制编码形式、条件交换机制和自适应概率估计等重要概念。
In this paper, an improved data conversion method for adaptive binary arithmetic coding is proposed, and is compared with the direct data conversion and the gray-scale data conversion method The comparison results show that the improved data conversion method is more effective than the two others 本文提出了一种用于二进制自适应算术编码的数据转换方法,并通过实验和理论分析,与直接数据转换法、适于灰度图像的数据转换法进行了比较,证明改进的转换方法效率更高
The experiment results indicated that the binary tree arithmetic has a more high discrimination rate, less calculation and better real-time. 实验结果表明,针对前臂肌电信号的多运动模式分类,先聚类后分类的二叉树算法具有较高的分类准确性,更少的计算量,更好的实时性。
Binary arithmetic coding without multiplication was adopted for every threshold plane. 最后,在每个阈值平面上均采用无乘法的二进制算术编码。
One is a rapid algorithm of binary block arithmetic coding; the other is an analysis of the performance of polynomial predictors. 此外,本文还涵括了本人关于压缩技术中一些基本问题的相关结果,包括二值分组算术编码快速算法的设计和多项式预测器的性能分析两部分。
A binary arithmetic coder named Q-Coder that is suit for being performed in hardware is introduced, which is also performed using VHDL. 现介绍了一种适合于硬件实现的二进制算术编码器Q-Coder,并使用VHDL语言实现了该算法。
Original algorithm of block arithmetic coding needs to perform time-consuming arithmetic operations during the interval subdivision, then in order to overcome this shortcoming, a quick and efficient algorithm of multiplication-free binary block arithmetic coding was proposed. 原有的分组算术编码算法在区间再分割中需要进行耗时的算术运算,为克服这一不足,提出了一个快速高效、无乘法的二值分组算术编码算法。
A rapid binary block arithmetic coder combined with renormalization operations 结合重正化操作的快速二值分组算术编码器
The expanded binary Euclidean arithmetic is used for modular inversion due to its advantage for hardware implementation. Simple shift takes the place of complex division. And the total circles can be reduced by improving the detailed arithmetic implementation. 模逆模块采用的是有利于硬件实现的扩展的Euclidean算法,将复杂的除法运算转变成简单的移位运算,同时通过对算法具体实现的改进有效的减少了运算需要的总周期数。
A kind of lifting 9/ 7-tap wavelet filter suited for hardware implementation is recommended. The typical theory and methods of embedded image coding are analyzed. The binary arithmetic coding realizing lossless compression technology is expatiated. 介绍一种适于硬件实现的提升9/7小波滤波器;分析典型的嵌入式图像编码理论和方法;阐述二进制算术编码的无损压缩技术。
AVS standard adopts amounts of new technologies, such as including of intra prediction, adaptive block size motion compensation, integer cosine transformation, quarter-pixel interpolation and context-based adaptive binary arithmetic coding. AVS标准采取了大量的新技术,包括:帧内预测、可变块大小的运动补偿、1/4像素精度插值、反整数余弦变换和上下文自适应二进制算术编码等。