| 1. | If speech input is one element of a finite set , we can improve the accuracy greatly using similarity of chinese text strings
在已知语音输入为某有限集元素之一的情形，利用文本在发音上的相似度可以大大提高识别的精度。 |
| 2. | Buried into this chip are 70 new instructions that will greatly improve the performance of demanded features , such as speech input and video output
在此芯片中新增了70条指令，它们将极大地改进所要求的特性，如语音输入和视频输出性能。 |
| 3. | The intel hd audio standard also enables enhanced voice capture through the use of array microphones , giving users more accurate speech input
英特尔高清音频标准，也使得增强的语音捕获通过使用阵列麦克风，让用户能够更准确的语音输入法。 |
| 4. | Specialised assistive tools such as mouth - stick , head - stick and speech input recognition device software can be used for users with little mobility
没有活动能力的用户可使用特制的辅助工具，例如：贴近口部或头部使用的工具及话音输入识别设备软件。 |
| 5. | It mainly contains chip circuit and the periphery circuit of it , power circuit , speech input circuit , speech output circuit , debugging circuit and rs232 circuit
包括:芯片及其外围电路、电源电路、语音输入电路、音频输出电路、系统调试电路、串口通讯电路等。 |
| 6. | Our purpose of research is to realize an isolated word command recognition system based hmm . the author ’ s work can be summarized as follows : 1 . accomplished an entire program which include speech input 、 pre - process 、 training 、 recognition and result output
具体工作如下: 1 .实现了一个较为完整的语音处理程序,包含语音录入、预处理、训练、识别及结果输出等过程。 |
| 7. | Speech endpoint detection can reduce computation in real - time system largely . therefore , the system can deal with speech input only . and avoid wasting computing and storing in silence segment . in favor of implementation in dsp system short of resources
语音端点检测可以减少实时系统中的大量计算，使该系统仅处理语音输入，不至于在静音段白白浪费计算量和存储量，有利于在资源较为紧张的dsp系统上实现。 |
| 8. | The important parts are the applied hardware design and software about it . the manuscript drawings , software glow chart about speech input / output and channel interface are offerd . these part questions faced and settle methods about debugging are expatiated too
具体给出了设计的原稿图纸、语音输出受入程序设计流程，信道接口输入输出程序设计流程，并在最后阐述了实际调试过程中遇到的部分问题和解决问题的方法。 |
| 9. | The system adopts an advanced specific speech compression chip based on ambe algorithm . it can achieve high compression rate at 4 kb / s . the system first performs a / d conversion on analog speech input to obtain pcm signal and the pcm signal was encoded by the main compression chip
它采用了比较先进的基于ambe算法的专用语音压缩编/解码芯片，压缩率高，可以将数字语音信号码率压缩至4kb / s ,且编码速率可通过修改控制程序选择。 |
| 10. | The implementation of such a system is extremely complicated due to three factors : the impulse response of a lrm system have a duration of several hundred milliseconds , the system has to be adaptive , and the adaptation has to be performed with a speech input the traditional adaptive algorithms such as lms and nlms can not obtain the satisfied result in the real - time acoustic echo cancellation processing
但由于声回授通道的特殊性和复杂性，普通的自适应算法无法满足要求，必须采用一些十分复杂的算法，这样一来，实时性的问题变得十分突出。快速lms newton算法的提出，给自适应声回波对消问题的解决开辟了新的途径。该算法集lms算法的简单易行性和newton算法的快收敛性为一体，是一种非常有应用前景的自适应算法。 |
