哈夫曼编码
- 网络Huffman coding;Huffman;Huffman encoding;Huffman Code
-
哈夫曼编码是哈夫曼树的一个应用。哈夫曼编码应用广泛,如JPEG中就应用了哈夫曼编码。
Huffman coding is widely used , such as JPEG in the application of the Huffman coding .
-
可见,动态哈夫曼编码在Symbian平台上具体广泛和良好的适用性。
Obviously , dynamic Huffman coding has good applicability and can be used on Symbian platform widely .
-
用C实现完整的哈夫曼编码系统
An Integrated Huffman Code System
-
其次,介绍了MP3音频压缩标准所使用的子带编码、心里声学模型、自适应窗口切换、哈夫曼编码、比特池等关键技术。
Secondly , introduces MP3 audio compress standard including subband filter bank , psychoacoustic model , adaptive window switch over , Huffman coding , bit reservior , etc.
-
本文给出了用PASCAL语言实现其过程的程序,以便于哈夫曼编码的推广和应用;
The authors give the program in which the process is created by using PASCALL language , so as to popularize and use Huffman encoding .
-
本文给出一个在微型计算机上实现的C语言嵌入式数据压缩器C-DC的设计方法,采用移动词典压缩+哈夫曼编码压缩。
This paper introduces the design approach to a nested C language data compressor which is implemented on microcomputer . It uses shifting dictionary compression and Huffman coding compression .
-
由于背景不变,本文采用DPCM(差分脉冲编码调制)结合DCT变换、RLC编码和哈夫曼编码图像压缩算法,并取得良好的效果。
For the background is unchangeable , this paper adopts DCT commutation with DPCM , RLC coding , and Huffman 's coding arithmetic of image compressing , and gets favorable effect .
-
设计了一种应用于无线家庭安防系统的低功耗编码方法,采用哈夫曼编码降低帧数据编码的位数,位码编码采用脉冲宽度编码调制方式,采用CRC码对帧数据进行校验;
A method of low power encoding is designed for the wireless family defence system . Huffman encoding is adopted to reduce the number of bit in the frame . Pulse width encoding is adopted as bit encoding .
-
哈夫曼编码是JPEG编码的一个重要的组成,他广泛用于各种多媒体设备中。本文通过一个简单的哈夫曼编码器IP核的设计,研究和实现了基于FPGA的多媒体压缩技术
Huffman coding is an important part of JPEG coder , it is used in the all kinds of multimedia devices In this paper , we study and realize the multimedia compress technology base on the FPGA by a simple design of Huffman coder ′ s IP core
-
实验结果显示本方法的压缩比高于游程编码、哈夫曼编码,较LZ77编码也有一定优势。
Results from experiments show that the algorithm in discussion has a better compression ratio than RLE coding , Huffman coding and LZ77 .
-
为了验证Hilbert扫描在图像无损压缩中的有效性,利用Hilbert扫描对医疗图像像素的位置进行置换,分别用哈夫曼编码、游程编码、LZW编码和算术编码对经过Hilbert扫描处理后的数据进行压缩。
For testing the effect of Hilbert scanning to images compression , the pixels in medical images have been rearranged using Hilbert scanning , and we implement four lossless encoding schemes , Huffman coding , Run-Length encoding , lZW coding and Arithmetic coding , along with Hilbert scanning order .
-
利用优化哈夫曼编码进行数据压缩的探索
Research of Data Compression with the Optimized Huffman Coding Algorithm
-
优化哈夫曼编码数据压缩技术及程序实现
Optimization of Hoffman Coding Data Compress Technique and Implementation of Its Program
-
哈夫曼编码的一种基于树型模式匹配的改进型算法
Improved Algorithm of Huffman Coding Based on Tree Pattern Matching
-
哈夫曼编码的实现与自适应模型的探讨
The Fulfillment of Huffman Encoding and the Approach to the Self - adapting Model
-
信息的压缩处理技术&哈夫曼编码
Compressive Processing Technology for Information & Huffman Encoding
-
多元哈夫曼编码在加密技术中的应用
Application of Multiple Huffman Coding in Encryption
-
一种基于自顶向下的哈夫曼编码方法
Huffman Coding Based on a Top-Down Approach
-
在哈夫曼编码的基础上进行解码,就可以还原压缩的数据。
In the Huffman coding based on the decoding , you can restore the compressed data .
-
哈夫曼编码的另一种实现算法
Another Algorithm of Huffman Coding
-
哈夫曼编码的实现采用并行查表的方式,提高编码的速度。
Huffman coding implementation uses a parallel look-up table manner , increase the speed of the encoding .
-
传统的哈夫曼编码需要构建哈夫曼树方可生成,同时要保留原始的哈夫曼树供译码时参照恢复原信息。
The Huffman tree must be built in traditional Huffman coding and the tree must be saved for decoding .
-
本文通过介绍常见的图像压缩技术&哈夫曼编码和分形编码,提出了一些改进的方法。
This paper first introduces the common image compression technology-Huffman coding and fractal coding , and then proposes some improvements .
-
一种从顶部到腰后部的向上手法。一种基于自顶向下的哈夫曼编码方法
An upward stroke from the tip to the heel of the bow . Huffman Coding Based on a Top-Down Approach
-
本文着重介绍了哈夫曼编码、预测编码、小波分析、分形压缩四种图像压缩编码在陶瓷中的应用。
The paper focus on introducing the application of Huffman coding , PredictiveCoding , Wavelet analysis and Fractal compression in ceramics .
-
在此基础上又应用了自适应哈夫曼编码,进一步降低了编码的位率。
This thesis try to deal with the low rate with high quality speech coding by employing matching pursuit based on sinusoid modeling .
-
分析了小波分解原理及图像编码技术,提出了在小波变换的低频子带直接采用哈夫曼编码;
The paper analyzes the wavelet resolving principle and image encoding technique and puts forward the adoption of Huffman-encoding on low-frequency of wavelet transformation .
-
有些问题确实用到了树的结构,但在它的名称中并没有表示出来,比如哈夫曼编码。
Sometimes trees may be used in a problem whose name gives no indication that trees are involved , as in the Huffman code .
-
其实验结果与哈夫曼编码做了比较,经过分析,此编码方法在灰度级概率均匀分布时具有优势。
Experimental results were compared with Huffman code , and through analyzing , this code method has advantage when probability of gray scale is distributed equally .
-
在计算机信息处理中,“哈夫曼编码”是一种一致性编码法(又称“熵编码法”),用于数据的无损耗压缩。
In the computer information processing ," Huffman coding " is a consistent coding method ( also known as " entropy coding method ") for lossless data compression .