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tese.zip
耳蜗实质上相当于一个滤波器组,耳蜗的滤波作用是在对数频率尺度上进行的,在1000HZ下,人耳的感知能力与频率成线性关系;而在1000HZ以上,人耳的感知能力与频率不构成线性关系,而更偏向于对数关系,这就使得人耳对低频信号比高频信号更敏感。Mel频率的提出是为了方便人耳对不同频率语音的感知特性的研究。频率与Mel频率的转换公式为(Cochlear substantially equivalent to a filter set, cochlear filter is used on logarithm frequency scale, under the 1000 hz, the perception of the human ear and a linear relationship with frequency In more than 1000 hz, the perception of the human ear does not constitute a linear relationship with frequency, and prefer to logarithmic relationship, which makes the human ear is sensitive to low frequency signal is better than high frequency signal. Mel frequency is put forward in order to facilitate the ear of the study of speech perception characteristics of different frequency. For frequency and Mel frequency conversion formula
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- 2014-08-18 12:16:47下载
- 积分:1
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P-L-C-4th.Edition
Programmable.Logic.Controllers.4th.Edition,W. Bolton的,找了好久才找到的,pdf。(Programmable.Logic.Controllers.4th.Edition,W. Bolton,pdf。)
- 2015-01-29 11:43:46下载
- 积分:1
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QDPSK-m
QDPSK调制解调源码,用于matlab仿真分析。(QDPSK modem source code for the matlab simulation.)
- 2010-06-07 14:24:19下载
- 积分:1
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lozi_article_final_release
describe the chaotic map and its precision IEEE.584 or fix and the measure of periodicity
- 2010-05-21 19:59:19下载
- 积分:1
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Zvuchok
audio output via SSP interface microcontroller LPTS2478, in good quality. Binary code is stored in flash sound memory of the microcontroller.
- 2015-04-03 02:55:15下载
- 积分:1
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mie散射软件
说明: 计算mie散射相关参数,根据颗粒粒径 ,入射光波长 ,颗粒折射率,介质折射率,计算不同角度下散射光强,不同粒径下的消光系数。(Calculate the mie scattering related parameters, calculate the scattered light intensity at different angles and the extinction coefficient at different particle sizes according to particle size, incident light wavelength, particle refractive index, and medium refractive index.)
- 2019-02-25 13:09:38下载
- 积分:1
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GSO-matlab
萤火虫算法的matlab程序,对初学者理解萤火虫算法有很大的帮助。(Firefly algorithm matlab program, the algorithm is of great help for beginners to understand fireflies.)
- 2013-03-28 10:31:06下载
- 积分:1
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windgenstandaloneeeee
windgenerator MATLAB MODELLING
- 2013-02-26 15:10:33下载
- 积分:1
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jisuanquxianfa
基于MATLAB软件,用计算曲线法来计算三相短路电流(Based on the MATLAB software, the calculated curve method can be used to calculate three phase short circuit current)
- 2015-01-09 13:23:12下载
- 积分:1
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Matlab_and_Modelsim_Codebug
matlab与modelsim的联调教程,pdf格式的(matlab FBI and the modelsim tutorial, pdf format)
- 2009-05-24 15:44:47下载
- 积分:1