1) environmental chemical characteristics
环境化学特征
3) the characteristic of environmental magnetism
环境磁学特征
5) environmental features
环境特征
1.
A robust speech recognition system based on discriminative learning of environmental features is proposed for recognition of environmental features in high noise background, and a gradient descent algorithm was adopted for parameters optimization.
介绍了一种环境特征判别学习的Robust语音识别方法 ,该方法基于最小分类错误准则利用梯度下降法迭代地学习环境特征 ,实现了高噪声背景下命令语音识别系统 。
2.
A discriminative learning method of environmental features is proposed for robust speech recognition,in which a simple classifier and the gradient descent algorithm are firstly used to iteratively learn the environmental features,and then the pure speech features are estimated from the observed speech features.
提出一种基于环境特征判别学习的顽健语音识别方法 ,它首先通过使用一个简单的分类器和梯度下降法迭代地学得环境特征 ,接着利用得到的环境特征从观测到的混噪语音特征中估计出纯净的语音特征 ,然后将估计出来的纯净语音特征用到后端的HMM分类器中 。
3.
Tests show that the combined static and environmental features give better performances than just static features,and relative improvements of 5.
为了进一步提高置信度特征的分类性能,该文提出了上下文环境、动态环境、句全局环境共3类5种环境特征,从空间与时间角度较全面地描述了词与环境之间的关系。
6) Environmental characteristics
环境特征
1.
The distributing regular of fluorine and its environmental characteristics in arid area of Hexi Corridor, Gansu Province;
甘肃河西走廊地区水中氟的分布规律及环境特征
2.
How to choose the guide of constituting accounting standards on the basis of accounting environmental characteristics;
基于会计环境特征的会计准则制定导向选择
3.
Based on the results of recent investigations,the environmental characteristics and the types of land desertification in Northwestern of Shanxi Province are studied.
依据野外调查和积累的资料对该区的环境特征与土地荒漠化类型作了初步研
补充资料：环境化学特征
分子式：
CAS号：
性质：化学物质在特定环境条件下，所具有的特殊的物理化学性状和环境化学行为。如水体沉积物中的无机汞(Hg2+)在厌氧条件下，通过微生物的作用或在金枪鱼肝脏内，会转化为甲基汞。这种化学特性在其他汞的形态(如金属汞、1价汞)中不会显现。
CAS号：
性质：化学物质在特定环境条件下，所具有的特殊的物理化学性状和环境化学行为。如水体沉积物中的无机汞(Hg2+)在厌氧条件下，通过微生物的作用或在金枪鱼肝脏内，会转化为甲基汞。这种化学特性在其他汞的形态(如金属汞、1价汞)中不会显现。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条