psycho-acoustic 中文意思是什麼

psycho-acoustic 解釋
音質的
  • psycho : n. 1. 精神分析(學)。2. 精神(性)神經病患者。3. 精神變態者。psycho(-)comb. f. 表示「靈魂,精神,心理」: psychoanalysis, psychobiology.
  • acoustic : adj. 1. 聽覺的;聲學的。2. 助聽的;傳音的。3. 原聲的,不經過電子設備傳聲的。adv. -tically 在聽覺上;在聲學上。
  1. 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

    闡述了信息隱藏技術和隱寫技術的重要概念、基本理論以及廣闊的應用前景。分析了將語音信號作為宿主載體信號的可行性,參考心理聲學模型的特性,得出結論:基於人耳聽覺掩蔽效應的隱寫演算法,在隱蔽性上有很大的提高。
  2. In the first step the wavelet coefficients were quantized by using a psycho - acoustic model

    在步驟1中,通過心理音響學模型對小波系數進行量化。
  3. At last, the encoding hardware structure of mpeg - 1 layer ii is put forward. second, in the paper, we have analyzed every module of the structure and estimated it ' s complexity. then the sub - band filter bank and psycho - acoustic modules are more investigated

    其次,分析了硬體結構中各個模塊並估計了它們的運算復雜性,然後對子帶濾波器組和心理聲學模型作了進一步的探討,提出了基於fft的高效實現演算法及其硬體結構。
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