1) Zero Crossing
零交点
1.
The Mixture Content Measured Through Derivative Ratio Spectrum and Zero Crossing;
比波谱导数和零交点法测定混合物含量
2.
1×10 4 L·mol -1 ·cm -1 after the adoption of spike and solubilization by means of KI and low degree of PVA Under the overlapping condition of 3 absorption peaks , their contents can be determined by means of derivative ratio spectrum and zero crossing They are 4 μg/L, 2 μg/L and 10 .
在三吸收峰相互重叠的情形下，利用比波谱导数和零交点法，同时测定Ｐｂ２＋、Ｃｄ２＋、Ｈｇ２＋的含量。
2) zero-crossing point
零交叉点
1.
For the first frame of the video, the object edge is obtained by an enhanced interactive method; in the remaining frames of the video, a new Snake algorithm is proposed to detect the sharp-angled and concave object contour under the constraint of zero-crossing point, the experimental results of different.
对于初始帧,采用改进的交互方法进行目标的精确定位;在后续帧中,采用零交叉点约束的Snake算法,对具有凹边和尖点特征的复杂目标准确跟踪,获得了理想的实验结果。
2.
The traditional method which uses a threshold to every zero-crossing points to detect salient edges by LOG operator,can filter parts of unconspicuous edges caused by noise,but it can also filter the weak edges connecting to salient edges.
传统的 LOG 边缘检测在对每个零交叉点给定阈值判断其明显度时,将滤掉大部分可能是由噪声产生的弱边缘,但目标中封闭轮廓的弱边缘也可能被滤掉。
3) zero crossing
零点交叉
4) zero-crossing detector
零点交叉检测器
5) zero-crossing detector
零交点检测器
6) construction that nodals are zero assigned
交点赋零结构
1.
Then by using the projective method,we introduce a new construction that nodals are zero assigned,to solve the unknow sequences,and fmally all possible weight hierachies of non-chain[n,3;11]codes are determined.
本文运用有限射影几何的方法,提出了一种新的交点赋零结构,最终确定了这13类未知序列对应的重量谱,从而得到了不满足链条件的3维11元线性码全部可能的重量谱。
补充资料：零息票债券；零券息债券
零息票债券；零券息债券一种以低于票面价值的价格发行的债务工具。债券不支付任何票息；它在到期日是以面值赎回的。
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