搜索资源列表
endpointvad
- 自已编写的语音信号端点检测程序，采用短时能量与短时过零率的方法。-authorship of the speech signal endpoint detection procedures, using short-term over short-term energy and the rate of zero.
dtwglcgx
- 基于DTW算法的孤立字识别系统。用Matlab编程实现语音信号的端点检测，从原始信号提取有效语音段，从而实现孤立字的识别。-isolated word recognition system. Matlab programming in endpoint detection, signal extraction from the original effective voice, thus achieving an isolated word recognition.
yuyinshibiedsp
- 用DSP实现的一个简单的语音识别系统,只要实现单个词的识别即可,采样率8k,帧长30ms,帧移10ms,系统采样后分帧--端点检测,将检测到的原始语音信号保存下来,基本上一个字在30帧左右,然后提取每帧的LPC参数--将LPC参数转换为LPC倒谱系数,然后利用DTW方法和模板比较.-a brief speech recognition system, as long as the realization of a single word can be identified. 8 k sampli
NXYJC
- 人体脑信号波形检测与分析，包含自相关，功率谱分析的方法-human brain signal waveform detection and analysis, including autocorrelation, power spectrum analysis method
PLL_PLV
- 锁相回路可视为一个输出相位和输入相位的回授系统用以同步输入参考讯号和回授后输出信号。并让其操作同样的频率。如(图一)所示，简单锁相回路[3,4]是由三个电路构成，分别为相位侦测器（Phase Detector）、回路滤波器（Loop Filter）、压控荡器（VCO）-phase-locked loop can be regarded as a phase output and input phase feedback system for synchronous reference input
ookmodulation
- 模拟启闭载波信号的最佳接收机的情形,包含信号的产生,模拟调制,接收检测,并分析显示出实际和理论的误码率vs SNR,希望对大家有用！-carrier signal simulation includes the best receiver situation, including the selection of signal, analogue modem, receive detection, and analysis show that the practical and theoreti
voiceanalasis
- 运用matlab工具对语音信号处理的几个方面：短时能量、端点检测、和功率谱及短时傅立叶变换特性作了简单的分析。-use Matlab tool for voice signal processing areas : short-term energy and endpoint detection, and the power spectrum and the characteristics of short-time Fourier transform with a simple analysi
gridreciprial
- 梯度倒系数实现背景抑制,提高小目标检测的信噪比-reversing Coefficients gradient background suppression, and enhance the signal-to-noise ratio target detection
2Tx_2Rx_STBC
- 该文件夹为Alamouti空时码的仿真程序，天线配置为2发2收。 主要程序的用途说明： mainMIMO_OFDMA_2Tx_SER.m: 主程序，设置各种参数 gendata.m: 生成原始信息数据的程序 mod_2Tx_STBC_DFUSC.m：调制程序 gen_SUI_CorrCIR.m: 生成信道冲击响应的程序 get_perfectCE_2x2.m: 生成理想信道估计值的程序 chanSUI_corr_2x2.m: 发送信号通过SUI信道的程序 addA
at29c040_Card0703
- 用单片机检测电子卡的小程序，包括检测信号处理信号。-MCU detection of small electronic card procedures, including the detection signal processing signals.
彩色图像的篡改检测及自恢复算法
- 彩色图像的篡改检测及自恢复算法赵春晖，孙建军，朱海峰(哈尔滨工程大学信息与通信工程学院，黑龙江哈尔滨150001)摘要：数字水印是图像认证的有效手段之一．利用小波变换提出一种计算简单的彩色图像水印算法，将一个图像的主要内容嵌入该图像自身之中，用均值量化的方法在亮度信号中嵌入水印，实现篡改检测和定位篡改区域；用多余的色度空间嵌入亮度信号和色度信号，用于恢复被篡改的图像内容．该算法可以获取较高的峰值信噪比，具有很好的鲁棒性．实验结果表明，该算法对删除、替换等恶意图像篡改具有良好的检测、定位和自修复能
lf_decode
- 检测BT.656视频格式中内含的同步信号，可分离出行场同步信号。-detection R BT.656 video format containing the synchronization signal separable travel market synchronous signal.
atuocorrelation
- 自相关函数在噪声检测,识别和有用信号的提取中的应用-autocorrelation function of the noise detection, identification and extraction of the useful signal of
ecg.rddata
- ECG特征点检测技术 心音信号的识别算法研究及其仿真 matlab心电数据处理 心电图机源代码-feature points ECG heart sound detection signal recognition algorithm and simulation Matlab ECG data Department Jimmy ECG source code
SH505
- 本程序介绍了方波频率的检测和备品方法，及信号滤波的简单方法-the procedures of the square wave frequency detection and spare parts, signal filtering and simple method
tidufilter
- 梯度倒系数滤波,在小目标检测算法中,用来实现背景抑制,提高目标的信噪比.-reversing gradient filter coefficients in small target detection algorithm, which can be used for background suppression, the goal of improving the signal-to-noise ratio.
xiaoboyuyinduandianjianxe
- 语音端点检测是语音识别中至关重要的技术。无论军用还是民用，语音端点检测都有着广泛的应用。在低信噪比的环境中进行精确的端点检测比较困难，尤其是在无声段或者发音前后-voice activity detection is critical speech recognition technologies. Whether military or civilian, voice endpoint detection have broad application. Low signal-to-noise
xiaobo24
- 本文是小波分析在语音信号基音检测中的应用研究-This is the wavelet analysis of the speech signal pitch detection of study
UV_ImagingAndDetecting
- 《紫外成像检测技术》该论文提出一种新型的紫外成像检测系统. 此系统利用紫外增强技术和紫外滤光技术观察和检测紫外光信号. 详细介绍了系统的关键技术:紫外镜头、紫外“日盲”滤光技术、紫外增强技术和光谱转换技术,给出了紫外成像检测系统的研制实例,以及用该系统得到的实验结果. 此系统在公安、电力、森林火灾等领域有远大的应用前景.-"UV imaging technology," the paper presents a new type of UV imaging detection
basicprocessingofspeech
- 语音信号处理的最基本的Maylab处理程序，包括读入语音波形，清音浊音的检测，加窗，过零率，短时能量，基音最大值。最后有test给出演示。-speech signal processing Maylab the most basic procedures, including reading the speech waveform. voiceless voiced detection, adding windows, the zero-rate, short-term energy, the