Search - noise - CodeBus

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[Compress-Decompress algrithms] jiaoyanyuantuzhugechuli DL : 0: 图像椒盐噪声去除研究程序，在matlab条件下编译的，主要应用中值滤波法对噪声的去除．-Impulse Noise Removal procedures, the conditions under Matlab Compiler. Application of the main method of filtering noise removal.
Date : 2008-10-13 Size : 784byte User : 郭凯
[Compress-Decompress algrithms] mjpegtools-1.6.3-rc1 DL : 0: Motion JPEG编解码器源代码，包含一些图象处理算法，如降噪算法等-Motion JPEG codec source code contains some image processing algorithms, such as noise reduction algorithm
Date : 2008-10-13 Size : 1.54mb User : fidel
[Compress-Decompress algrithms] ruhekongzhi DL : 0: 请问怎样控制系统录音的音量，这里是一些方法-how can we control the noise recording system, here are some ways
Date : 2008-10-13 Size : 10.49kb User : wuliang
[Compress-Decompress algrithms] g729_audio_encode DL : 0: ITU-T G.729语音压缩算法。 description: Fixed-point description of commendation G.729 with ANNEX B Coding of Speech at 8 kbit/s using Conjugate-Structure Algebraic-Code-Excited Linear-Prediction (CS-ACELP) with Voice Activity Decision(VAD), Discontinuous Transmission(DTX), and Comfort Noise Generation(CNG).
Date : 2008-10-13 Size : 109.39kb User : kevin
[Compress-Decompress algrithms] 2007202131 DL : 0: Image Compression A collection of simple routines for image compression using different techniques. 图象压缩的不同方法 BTCODE: Image compression Using Block Truncation Coding. PYRAMID: Image compression based on Gaussian Pyramids. DCTCOMPR: Image compression based on Discrete Cosine Transform. IMCOMPR: Image compression based on Singular Value Decomposition. The given codes can be also used in 2D noise suppression. Notes: The function \"conv2fft\" performs a 2D FFT-based convolution. Type \"help conv2fft\" on Matlab command window for more informations.
Date : 2008-10-13 Size : 9.99kb User : 王云云
[Compress-Decompress algrithms] jiaoyanyuantuzhugechuli DL : 0: 图像椒盐噪声去除研究程序，在matlab条件下编译的，主要应用中值滤波法对噪声的去除．-Impulse Noise Removal procedures, the conditions under Matlab Compiler. Application of the main method of filtering noise removal.
Date : 2025-12-29 Size : 1kb User : 郭凯
[Compress-Decompress algrithms] mjpegtools-1.6.3-rc1 DL : 0: Motion JPEG编解码器源代码，包含一些图象处理算法，如降噪算法等-Motion JPEG codec source code contains some image processing algorithms, such as noise reduction algorithm
Date : 2025-12-29 Size : 1.54mb User : fidel
[Compress-Decompress algrithms] ruhekongzhi DL : 0: 请问怎样控制系统录音的音量，这里是一些方法-how can we control the noise recording system, here are some ways
Date : 2025-12-29 Size : 10kb User : wuliang
[Compress-Decompress algrithms] g729_audio_encode DL : 0: ITU-T G.729语音压缩算法。 description: Fixed-point description of commendation G.729 with ANNEX B Coding of Speech at 8 kbit/s using Conjugate-Structure Algebraic-Code-Excited Linear-Prediction (CS-ACELP) with Voice Activity Decision(VAD), Discontinuous Transmission(DTX), and Comfort Noise Generation(CNG).-ITU-T G.729 voice compression algorithms. description: Fixed-point description of commendation G.729 with ANNEX B Coding of Speech at 8 kbit/s using Conjugate-Structure Algebraic-Code-Excited Linear-Prediction (CS-ACELP) with Voice Activity Decision (VAD), Discontinuous Transmission ( DTX), and Comfort Noise Generation (CNG).
Date : 2025-12-29 Size : 109kb User : kevin
[Compress-Decompress algrithms] 2007202131 DL : 0: Date : 2025-12-29 Size : 10kb User : 王云云
[Compress-Decompress algrithms] speckle DL : 0: 对图像进行斑点噪声的添加，用方程f=f+n*f将乘性噪音添加到图像f上，其中n是均值为零，方差为var的均匀分布的随机噪声。-Image speckle noise addition, the equation f = f+ N* f will be added to the multiplicative noise on the image f, in which n is zero mean, variance var of the uniform distribution for the random noise.
Date : 2025-12-29 Size : 1kb User : 刘昊天
[Compress-Decompress algrithms] jpegcompress DL : 0: 灰度图像的jpeg压缩处理，解压处理，以及信噪比SNR的计算-Grayscale jpeg image compression, decompression, as well as the calculation of signal to noise ratio SNR
Date : 2025-12-29 Size : 17kb User : 华斌
[Compress-Decompress algrithms] Final DL : 0: Generate random bits, convert to bipolar, corrupt the message by passing through noise and decode using hard decision decoding and calculate BER
Date : 2025-12-29 Size : 2kb User : Prakash
[Compress-Decompress algrithms] wavelets DL : 0: 基于小波变换的图像压缩代码，包括压缩比、运行时间和计算复原图像的峰值信噪比-Image compression based on wavelet transform code, including compression ratio, operation time and recovery images of the peak signal to noise ratio calculation
Date : 2025-12-29 Size : 404kb User : 刘灿
[Compress-Decompress algrithms] Test_filter DL : 0: used for noise point filtering
Date : 2025-12-29 Size : 17.46mb User : Jia Zhe, Liang
[Compress-Decompress algrithms] coding DL : 0: 此代码是在保持信噪比的情况下，进一步提高了压缩比。灰度级的减少，势必会降低信噪比，但因为是处以比较小的整数，并没有引起熵值的剧烈变化，编码后信噪比基本不变。-This code is to maintain the signal to noise ratio of the case, to further improve the compression ratio. Gray-scale reduction, will inevitably reduce the signal to noise ratio, but because it is punishable by a relatively small integer, and did not cause dramatic changes in entropy, the encoded signal to noise ratio remains unchanged.
Date : 2025-12-29 Size : 74kb User : zj
[Compress-Decompress algrithms] GSM-FS-Simulation-of-channel-coding DL : 0: 本次设计是对GSM TCH/FS信道进行编码设计及性能仿真,仿真通信系统包括内外编码器、交织重排器、加性/突发和混合干扰信道、去交织反重排器、内外译码器，模拟了信息从信源到信宿的全过程；在高斯噪声、突发干扰或混合信道及瑞利信道下测试每个步骤对误码率和系统性能的影响，通过数字及图形的比较，得出通信系统中各个模块的作用。另外，在GSM TCH/FS 的基础上建立GSM TCH/EFS 信道，对相应的信道环境进行仿真，得出误码率分析。-This design is the GSM TCH/FS channel encoded design and performance simulation, simulation communication system, including internal and external encoder, interleaving rearrangement device, the additive/burst and mixed interference channel, to the cutting device against rearrangement, internal and external decoding and analog information from the source to the destination of the whole process in Gaussian noise, sudden disruption or mixing channel and Rayleigh channel to test each step of the bit error rate and system performance, by comparison of digital and graphic obtained communication systems the role of each module. In addition, GSM TCH/FS based on the established GSM TCH/EFS channel, the corresponding channel environment simulation, the error rate analysis
Date : 2025-12-29 Size : 61kb User : 金莉
[Compress-Decompress algrithms] SineWaveGeneratorWithWhiteNoise DL : 0: sine函数生成器外加白噪声模拟，适合教学使用-sine function generator with white noise
Date : 2025-12-29 Size : 15kb User : 孔维聪
[Compress-Decompress algrithms] jj DL : 0: 先对图像均衡化增强对比度加噪声然后分别进行空域和频域滤波-First, the contrast enhanced image equalization plus noise and then separate airspace and frequency domain filtering
Date : 2025-12-29 Size : 2kb User : lana
[Compress-Decompress algrithms] NOISE DL : 0: 在VC++中假如噪声现象，实现在屏幕中央显示短线式噪声的现象。-In VC++, if the noise and the fulfillment of the center of the screen displays the phenomenon of short-term type of noise.
Date : 2025-12-29 Size : 35kb User : 郝慧娟

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