acoustic model造句

• Research of chinese - english bilingual acoustic modeling
  汉英双语混合声学建模方法研究
• In the first step the wavelet coefficients were quantized by using a psycho - acoustic model
  在步骤1中，通过心理音响学模型对小波系数进行量化。
• A combined clustering algorithm of acoustic modeling for continuous speech recognition . journal of chinese information processing , 2003 , 17 : 33 - 38 . 73 yu sheng - min , zhang shu - wu , xu bo
  我国研究者在这两个方面均进行了探索，在跨语言信息检索方面主要侧重于中英两种语言之间的双向跨语言检索研究。
• In an oversimplified description , the speech recognition system processes and cleans up the audio and mathematically processes and matches the audio with language and acoustic models to turn the audio stream into a set of phonemes
  简而言之，语音识别系统进行处理并整理音频，然后进行数字处理并把音频与语言和声音模型匹配起来以便把音频流转为一组音素。
• Sound classification technology high performance sound classification technology is the cornerstone of speech recognition , which can automatically segment the speech , music and noise , mark the recording environment , distinguish different speakers , and apply corresponding acoustic models
  快速语音识别引擎采用高效的语音识别解码器，构建快速语音识别引擎，识别速度达到1 . 1倍实时。
• Prevailing speech recognition systems can obtain a very high accuracy for clean speech recognition , but their performance will degrade rapidly in noisy environments owing to the mismatch between the acoustic models and the testing speech
  目前的语音识别系统对纯净语音可以达到非常高的识别精度，但是无处不在噪声带来了训练模型和测试语音之间的失配，识别器的性能在噪声环境中将会急剧下降。
• Prevailing speech recognition systems can obtain a very high accuracy for clean speech recognition , but their performance will degrade rapidly in noisy environments owing to the mismatch between the acoustic models and the testing speech
  目前的语音识别系统对干净语音可以达到非常高的识别精度,但是无处不在的噪声带来了训练模型和测试语音之间的失配,造成识别器的性能在噪声环境下急剧地下降。
• The first task in the thesis is to make acoustic model . account practice transducer and other acoustic parameter " research and analyze arithinehc of echosotmder . research and analyze factors of influence system precision and me safety
  论文中的首要工作是建立声学模型、计算出实际所需要的换能器以及其他的一些的声学参数、对测高的算法进行了研究分析、对影响系统精度以及准确正常工作的一些因素进行了分析。
• The pulsar system is developed with the following parts : the robust feature extraction based on auditory mechanisms , acoustic modeling with mandarin pronunciation characteristics , search space building based on wfst , and efficient global decoding scheme
  本研究实现的系统pulsar包括：基于听感知机理的抗噪声特征提取，针对汉语发音特点的声学建模，基于加权有限状态自动机( wfst )的搜索空间，融合声学模型和语言模型的高效全局解码。
• Because noise causes the mismatch between the acoustic models and the testing speech , the performance of speech recognition systems will degrade rapidly in noisy environments . therefore , noise robust technology is a very crucial problem for the speech recognition
  目前的连续语音识别系统对纯净语音已能达到非常高的识别精度,但是无处不在的背景噪声带来了训练模型和测试语音之间的失配,这种失配使得连续语音识别系统的性能在噪声环境中急剧下降。
• To study the acoustic unsteady combustion of srm , built the acoustic model of chamber . deduced the little amplitude sound wave 3d equation , used the finite volume discrete method to simulate . got the vibration model of three kinds of chamber
  为研究固体火箭发动机声不稳定燃烧特性,建立了燃烧室内声学特性分析的物理数学模型,推导了小振幅声波三维波动方程,采用有限体积离散方法进行仿真,得到圆柱型、四片翼柱彤和五片翼柱型药柱三种燃烧室形状声学振动基本模态
• At present , it has been extensively utilized in many areas , such as aerospace , machinery and shipping , etc . , which can lower the ability of structural vibration and acoustic radiation in this paper , firstly an acoustic model and the relation between acoustic power and vibration velocity are established , fem calculating results reveal that stiffener can lower the face vibration velocity and the radiation acoustic power
  目前已被广泛应用于诸如航空航天、机械、船舶及家用电器等各个领域，有助于结构减少传递振动与声辐射的能力。本文首先建立板的声辐射模型及辐射声功率与振动速度之间的关系。有限元计算结果表明加强筋可以降低表面振动速度，减弱结构辐射声功率。
• Theoretical expatiate on general concepts and fundamental principles of information hiding and steganography , also point out possible directions for further research , also analysis the probability of speech as the host carry signal and efficient masking characteristics of psycho - acoustic model , it is shown that : there is an improvement on imperceptibility according to human auditory masking effect
  阐述了信息隐藏技术和隐写技术的重要概念、基本理论以及广阔的应用前景。分析了将语音信号作为宿主载体信号的可行性,参考心理声学模型的特性,得出结论:基于人耳听觉掩蔽效应的隐写算法,在隐蔽性上有很大的提高。
• We discuss the design of baseline system in detail , which includes speech pretreatment , feature extract , acoustic models establishing and training , keyword detection , and keyword verification , etc . also we evaluate the baseline system and bring forward the necessity of adding adaption module in baseline system
  探讨了构建此系统所涉及到语音预处理、特征参数提取、声学层模型的建立与训练、关键词检出、关键词确认等内容。并对基线系统进行了评价,提出了在基线系统中加入自适应模块的必要性。
• 3 . then comes the whole structure and frame of our isolated word recognition system , including speech acoustic analyzing 、 feature extraction 、 acoustic modeling and recognition strategy in hmm , at the end of this chapter we get the result of isolated word recognition system .
  3 .从语音信号处理分析出发,在hmm的理论基础上,阐述了本文所研究的孤立词语音识别系统的基本框架和组成部分,包括声学分析、特征提取、孤立词声学建模、训练识别以及最终的孤立词系统识别结果。
• The main content of this paper contains : summarizing the foundational theory of vibration and noise , and establishing the analysis and computation flow chart of noise acoustic field of mechanical vibration ; taking a close drum shell as the research object , analyzing its dynamic characteristics and vibration response using finite element method , then going with the structural - acoustic coupling analysis based on the acoustic model analysis of the aerial intracavity of the close drum shell
  论文的主要内容包括：对振动和噪声的基础理论进行了概述，并建立了结构振动噪声声场分析计算的流程图。以封闭鼓形薄壳为分析对象，运用有限元法分析了其的动态特性及振动响应；同时在分析了封闭鼓形薄壳空气内腔的声学模态的基础上，对其进行了声固耦合分析；并作了该结构模型的外场声固耦合谐响应分析。
• The dissertation is devoted to the study on the characteristics of underwater acoustic channels for mine . based on the comprehensive analysis on the characteristics of underwater acoustic channels , the research on the parameters of target sea area , the acoustic model , the characteristics of underwater acoustic transmission and the parameters of capability of long - range remote control receiving system is systematically conducted through theoretical analysis , computer simulation and testing of circuit
  本文对远程遥控水雷系统将要应用的水声信道的传播特性进行了分析，在对远程水声信道特性进行全面分析的基础上，通过理论分析、计算机仿真、硬件电路的实验等对目标海域信道的水文参数、声场分析所用的声场模型、声传播特性和遥控接收系统性能指标进行了系统、深入的研究。