▍1. audio-watermark
音频数字水印的实现,包含源代码,基于量化dct和自适应dwt两种算法,可实现水印的盲取(Audio digital watermarking, and includes source code, based on quantified dct and adaptive dwt two algorithms can achieve the blind watermark to take)
音频数字水印的实现,包含源代码,基于量化dct和自适应dwt两种算法,可实现水印的盲取(Audio digital watermarking, and includes source code, based on quantified dct and adaptive dwt two algorithms can achieve the blind watermark to take)
生成逻辑混沌信号logistic chaotic signal(The code is used for generating the logistic chaotic signal.)
基于麦克风阵列的音源定位matlab算法(A matlab algorithm based on microphone array for sound source location)
Fundamental frequency estimation using zero crossing.
音频信号通过LM386放大,包含CV、CA、Single、当前、恒转弯速率、转弯模型,直线阵采用切比学夫加权控制主旁瓣比。( LM386 audio signal amplification, It contains CV, CA, Single, current, constant turn rate, turning model, Linear array using cut than learning laid upon the right control of the main sidelobe ratio.)
掌握LPC原理,根据给定音频数据,求指定阶数的LPC系数,这里是10阶LPC系数。(According to a given audio data, find LPC coefficients specified order, here is the 10-order LPC coefficients.)
This paper presents a new topology of three-level transformerless photovoltaic (PV) inverter. It consists of three main circuits they are a pulse driver circuit, a full bridge inverter circuit and a power factor correction circuit that have functions as production of pulse waves, to develop alternating current (AC) waveform and to stable voltage of PV array.
This paper presents a new topology of three-level transformerless photovoltaic (PV) inverter. It consists of three main circuits they are a pulse driver circuit, a full bridge inverter circuit and a power factor correction circuit that have functions as production of pulse waves, to develop alternating current (AC) waveform and to stable voltage of PV array.
重采样(升采样、降采样),含测试音频文件,大家一起交流下,谢谢(resample technology(upsample/downsample),include wav test audio file)
重采样(升采样、降采样),含测试音频文件,大家一起交流下,谢谢(resample technology(upsample/downsample),include wav test audio file)
音频压缩器,将音频的动态范围进行压缩处理,对整个音频系统起到保护的作用。(audio dynamic processor,compress the dynamic range,help to protect the audio system。)
能够实现完全重建的多通道滤波器组,进行子带分解,然后进行回声抵消。(Completely reconstructed subband echo cancellation)
非平稳噪声估计,适用于实时噪声估计,可以用在语音增强算法中。(Non-stationary noise estimation)
matlab编程,画出一段语音的语谱图,在不同时间声音的不同频率,可以比较出有声段和无声段的能量不同。(Matlab programming, draw the spectrogram of a voice, the sound of different frequencies in different time, you can compare audio segment and the energy of the silent segment.)