So voice activity detection is very important in many speech application fields.
在众多语音信号处理应用领域，语音检测技术有非常重要的意义。
This dissertation focuses on the voice activity detection problem under adverse background noise.
本论文研究复杂强背景噪声下的语音信号检测问题。
Recent researches on speech model and decision rule improve the performance of voice activity detection.
各种改进算法针对语音模型、判决规则等核心问题进行了系统研究，检测性能得到了进一步提高。
The noise estimation is updated in both speech frame and noise frame without the voice activity detection.
不采用端点检测，在语音帧内及噪声帧内都进行噪声更新。
And disease resistance of B99267-1 kept stable in all generations which was consistent with enzyme activity detection.
而B99267 - 1抗病性较稳定，随着世代的增加抗病性无明显变化，与酶活检测结果一致。
On discussing the defects of the traditional voice activity detection method based on cepstrum distance, this paper proposes an improved project.
为提高实时通信中语音端点检测系统的性能，提出了一种基于能量和鉴别信息的端点检测算法。
The characteristics of digital voice short energy and ZRC is studied, and a new voice activity detection algorithm based on finite state machine is presented.
研究了数字语音短时能量和过零率特点，提出了基于有限状态机的端点检测新算法。
A novel voice activity detection algorithm is put forward, which is based on soft computing theory, and is applied in adaptive multi-rate speech codec standardized by 3gpp.
本文提出一种新的话音激活检测方法，该方法基于软计算理论，应用于3gpp标准化的自适应多速率语音编码算法。
Methods To investigate the protective effects of Ginsenosides in different dose level on primary cultured rat cortical neurons through MTT colorimetry, activity detection of LDH.
方法采用神经元细胞原代培养，通过MTT比色法及LDH活力测定观察加入不同浓度人参总皂甙对神经元细胞的保护作用。
A new algorithm based on the energy and discrimination information was developed to improve the performance of the voice activity detection system in real-time speech communications.
为提高实时通信中语音端点检测系统的性能，提出了一种基于能量和鉴别信息的端点检测算法。
DSP performs voice process part, including voice compression, echo cancellation, tone activity detection, tone detection and generation, voice packet, these are signal process scope.
DSP处理器完成语音处理的部分，包含了语音压缩、回波消除、拨号音的产生、语音打包等等，这些基本上都属于信号处理的范畴。
In order to improve the robustness of voice activity detection (VAD), the use of an algorithm based on complex Gaussian mixture model under nonstationary noisy environments was presented.
针对语音激活检测的鲁棒性问题，提出在非平稳噪声环境下使用基于复高斯混合模型的鲁棒语音激活检测算法。
Our voice activity detection method is simple to be implemented and calculated and has high accuracy, which can work in the real time digital communication network with better signal-noise-ratio.
基于频谱特征的语音激活检测方法易于实现，计算量小且准确率高，适合较高信噪比的实时数字通信网络中。
Objectives: to establish a method of telomere repeat amplification protocol (TRAP) silver stain technique, and to investigate the significance of telomerase activity detection in tumor diagnosis.
目的：建立端粒重复序列扩增(TRAP)-银染色技术，探讨端粒酶活性检测在肿瘤诊断中的意义。
Advanced image processing algorithms assist operators with change detection, image classification, identifying anomalies and tracking patterns of activity over time.
先进的图像处理算法协助操作人员随时进行变化检测、图像分类、识别异常和跟踪活动模式。
Automation detection - Detecting bots, crawlers, scanners and other surface malicious activity.
自动检测——对机器人、爬虫、扫描及其他恶意行为进行检测。
Current approaches for lie detection rely upon detecting changes in heartbeat, sweating or brain activity. Changes in the levels of stress hormones in the blood can also give a liar away.
目前的测谎技术主要依赖于测定心跳的变化、是否出汗和大脑活动，以及血液中压力激素水平的变动，这些都有可能给说谎者以可乘之机。
Another approach is to fine-tune your IDS (intrusion detection system) and IPS (intrusion detection and prevention system) to look for botlike activity.
还有一个办法是调整你的IDS(入侵检测系统)和IPS(入侵防御系统)来查找有僵尸嫌疑的行为。
Conclusion HCV infection may bring on auto immune reaction, a regular detection of RF in HCV infection is helpful to monitor the activity of the disease.
结论HCV感染可触发机体自身免疫反应，HCV感染者定期检测RF有助于监测病情的活动性。
It should also be noted that video analytics are significantly more accurate at detecting relevant activity than video motion detection (VMD), which means less storage is wasted for false events.
还需要指出的是，视频分析在侦测相关活动方面明显的比视频运动侦测(VMD)来得更准确，这意味着因虚假事件而浪费的存储空间的减少。
Detection of telomerase activity in the adjacent peritumoral tissues can be used as a monitoring marker after treatment.
其癌旁组织端粒酶活性检测可作为肿瘤手术治疗后监测的指标之一。
Rolston's natural value theory is a new value theory for it breaks traditional value theory, namely value is not only an evaluation activity, but also a process of detection.
罗尔斯顿的自然价值论是在突破传统的价值理论基础上构建的一种新的价值理论，即价值是一个发现的过程，而不仅仅是一个评价活动。
The privacy detection measure has the important application value in the judicial practice, in particular in criminal offense activity day-by-day intellectualization, complication today.
秘密侦查措施在司法实践中具有重要的应用价值，尤其是在刑事犯罪活动日趋智能化、复杂化的今天。
Objective to appraise the value on combined detection of telomerase activity (TA), DNA aneuploid and carcinoembryonic antigen (CEA) for the laboratory diagnosis of malignant pleural effusion.
目的评价联合检测胸腔积液中端粒酶活性(TA)、DNA异倍体和癌胚抗原(CEA)对实验诊断恶性胸腔积液的价值。
The transcriptional activation function of GR was evaluated through the detection of relative luciferase activity after dexamethasone treatment.
相对荧光素酶活性法检测地塞米松作用后GR转录激活功能的变化。
The aim of study was to establish an accurate and stable technique for the detection of NK cell activity in the diagnosis of hemophagocytic lymphohistiocytosis(HLH).
本研究目的旨在建立一种准确、稳定的NK细胞杀伤活性检测方法，应用于获得性噬血细胞性淋巴组织细胞增多症诊断。
Methods An improved silver nitrate TRAP method was used for the detection of telomerase activity in tissues from gastric biopsy.
方法对纤维内窥镜下活检的胃组织采用对TRAP方法加以改进的银染TRAP法，检测了端粒酶活性。
Methods An improved silver nitrate TRAP method was used for the detection of telomerase activity in tissues from gastric biopsy.
方法对纤维内窥镜下活检的胃组织采用对TRAP方法加以改进的银染TRAP法，检测了端粒酶活性。
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