resolution ratio

The signal moise ratio was also upgraded as the resolution of seismic data was improved. Hence the ability for solving geological problems with seismic time profile was greatly enhanced.

在提高分辨率的同时，改善了资料的信噪比，从而提高了用地震时间剖面解决地质问题的能力。

The influence of profile subinterval numbers and total number of observed photons on the signal-noise ratio and time resolution of profile are analysed. 4.

分析了折叠轮廓区间数及观测总光子数对折叠轮廓信噪比及时间分辨率的影响。

This method can effectively improve signal to noise ratio and significantly shorten the measurement time without loss of resolution.

这种方法可以在不损失分辨率的前提下有效提高信噪比并显著缩短测量时间。

The experimental results show that nozzle-flapper servo-valve driven by piezoelectric bimorph is simply structure 、 quick response 、 high resolution ratio 、 little electromagnetic interference and easy control, so it can meet the need of modern sophisticate high-speed control system.

试验结果表明：双压电晶片驱动喷嘴挡板式伺服阀具有结构简单、响应快、分辨率高、无电磁干扰、易于控制的优点，可以满足现代精密高速控制系统的需要。

Its position resolution is 3 mm with the peak to valley ratio being 2.6. The time of measuring a specimen is about one minute.

对于~3H核素的位置分辨率达3mm（峰谷比为2.6时）。测一个样品仅需1分钟。

The image space resolution ratio reflects its resolving power to tiny subject under high contrast.

空间分辨率反映核磁共振系统在高对比度下对微小物体的分辨能力.

The time section with high resolution and S/ N ratio was obtained after the spectrum whitening and the inverse Q. filtering have been made.

采用谱白化、反Q滤波等手段进行资料处理，获得了分辨率和信噪比均较高的时间剖面。

The image space resolution ratio is the most important index to evaluate the images of MRI.

空间分辨率是衡量磁共振图像的重要指标,它直接影响到图像质量的好坏以及图像的诊断价值.

This paper proposes a weighted feature reduction method based on Fisher' discriminant ratio ( FDR) for a time-shift invariant feature, power spectrum, in radar automatic target recognition using the high-resolution range profile ( HRRP).

针对雷达高分辨距离像的平移不变特征&功率谱特征，提出了一种基于Fisher判决率的加权特征压缩方法。

MODIS can only classify in the first unit because of its lower special resolution ratio, so, it is not suitable for the application in classifying.

而MODIS由于其较低的空间分辨率，仅能在草地资源类的基础上划分，不适于在分类中应用。

Lower ultrasound wavelength brings higher spatial resolution ratio of ultrasound imaging.

由于超声信号波长很短，使得超声成像的图像具有较高的空间分辨率。

However, there is high Barkhausen noise in the integration sensor making by GMR materials, it affect the resolution ratio and stability of integration sensor, and imprison its applications.

由于用GMR材料制成的集成化传感器存在较高的巴克豪森噪声，影响了集成化传感器系统的分辨率和稳定性、限制了它的应用。

By means of high resolution digital photography, the Poisson ratio of ETFE foil is measured.

借助高精度数字照相方法测定了ETFE薄膜的泊松比.

Considering long time delay and strong coupling existed in the process of continuous carbonation decomposition, an intelligent resolution ratio control system is developed. In this system, the membership functions and fuzzy reference rules are optimized by genetic algorithm through training the stable error as objective function.

针对连续碳酸化分解过程具有大滞后、强耦合的特点，建立了分解率模糊智能控制系统，将稳态误差作为目标函数，用遗传算法优化隶属函数参数和模糊推理规则。