论文提出的听觉模型逆变换方法可应用于语音增强等领域。
The method of auditory model inversion given in this paper could be used widely in speech enhancement field.
研究了基于听觉模型的水声信号特征提取方法,提取了舰船辐射噪声的听觉特征。
The approach of how to extract underwater acoustic signal with auditory model is studied and the auditory features of ship-radiated noise is extracted.
因此,介绍了人耳听觉模型和听觉效应,分析了哈斯效应、耳廓效应、反射与混响等因素对听觉的影响。
Therefore, the model of human ear and the hearing effect are introduced, and the influence of Hass effect, pinnae effect, reflection and reverberation to the hearing is analyzed too.
为了达到隐藏后信号良好的听觉不可感知性,引入了音频编码理论中广泛使用的听觉模型用于音频数据隐藏研究。
To achieve fine imperceptible characteristic, the audio model in widely used audio coding theory is introduced into the audio data hiding research.
实验结果表明,我们通过听觉模型反演从信号的自相关图谱中恢复出的语音信号,具有较好的自然度和良好的噪声鲁棒性。
The result of experiments show that resynthesized speech signals form the its correlogram by auditory model inversion is nature and robust in noisy environment.
本文根据语音可以表示为有限项正弦级数的理论,在把耳蜗流体视为实际的粘性流体的条件下,建立了一种新的听觉模型,并在频域上求出了模型的传输函数。
According to the theory that speech can be represented as a sum of sinusoidal waves, a new auditory model is developed on condition that cochlear fluid is considered as actual viscous fluid.
目的探索一种建立稳定的小鼠听觉剥夺动物模型的方法。
Objective to explore a method for establishing stable auditory deprived animal model of mouse.
依据听觉掩蔽模型计算每个临界频带的掩蔽阈值,再根据水印嵌入点处的掩蔽阈值和音频载体值的大小共同控制量化步长。
Calculating masking threshold of every critical band by auditory masking model, then quantization steps are controlled by masking threshold and value of audio carrier of the embedding points.
提出了一种在话音传递中,蒙蔽人类听觉的信息隐藏模型。
An information hiding model is introduced which can becloud human auditory in transmission of tone.
本论文中,我们设计一个基于听觉感知模型的单耳语音分离系统。
In this thesis, we design such a monaural speech segregation system based on an auditory perceptual model.
神经科学部门重点建设视听觉神经科学,该部门同时研究人类和动物模型(包括无脊椎动物)。
The Institute has particular strengths in visual and auditory neuroscience, conducting work in both human and animal models (including invertebrates).
结合声品质的概念给出了声品质的听觉评价模型,全面阐述了目前声品质评价的主要方法和分析手段。
Combining with the concept of sound quality, its auditory evaluation model is put forward, and the main evaluation methods and analysis measures of sound quality at present are roundly clarified.
本文提出了一个基于心理声学理论和实验的听觉感知模型,它模拟了人对声音响度的听觉感知特征。
Based on the psychoacoustic theory and experiments this paper presents an auditory sense model which simulates the characteristics of human sense of hearing speech loudness.
深入分析了心理声学及听觉掩蔽原理,根据采用听觉掩蔽原理设计的心理声学模型及滤波器组阐述了AC-3编解码的过程。
The theories of psychoacoustics and auditory masking are analyzed. Then the decoding process of AC-3 according to the psychoacoustics models and filter banks is introduced.
并且,对于高度非线性的听觉系统,采用从有限的实际样本中“自学习”到具有输入输出关系能力的人工神经网络模型来实现。
In addition, compared with high non-linear auditory system, artificial neural network has the capability to learn from limit sample sets and map input to output in various dimensions.
总结了人类听觉系统的特点,特别是人类听觉的感知特征以及心理声学模型。
And we summarize the character of the human auditory system, especially the psychoacoustic modal.
该模型结合图像处理和听觉显示技术,给盲人用户提供道路方向和障碍物位置等环境信息。
Also it USES auditory display technologies such as sonification, auditory icon to show blind people the environmental information.
并结合听觉传入神经病变模型评价该方法在实际使用中的稳定性。
Methods a cochlear deafferentation model was utilized to assess the validity of this technique.
为提取舰船噪声听觉特征,应用被动长波模型对舰船噪声进行了分析,得到噪声信号的二维时空分布。
A passive long wave cochlea model is applied to extract audial feature of naval vessel radiation noise.
目的:观察阿尔茨海默病模型大鼠感觉门控听觉诱发电位P 50成分的变化。
OBJECTIVE: To observe the changes of AEP-P50 of sensory gating (SG) in model rats with Alzheimer disease (AD).
目的:观察阿尔茨海默病模型大鼠感觉门控听觉诱发电位P 50成分的变化。
OBJECTIVE: To observe the changes of AEP-P50 of sensory gating (SG) in model rats with Alzheimer disease (AD).
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