查询词典 reduce the speed

Aiming at the disadvantage of conventional BP neural network, such as selecting parameter values by the empirical method, slow convergence speed and easy trap into local minimum points, this paper designs an improved BP neural network system. In order to improve the network convergence rate and reduce the training error, this paper optimizes the initial connecting weight value of neural network by the use of ant colony algorithm and trains artificial neural network by Levenberg-Marquardt algorithm.

针对常规BP神经网络参数的经验式取值方法以及收敛速度慢，容易陷入局部最小点等缺陷，设计了一种改进的神经网络系统，利用蚁群算法优化神经网络连接权初值，并采用LM算法对人工神经网络进行训练，提高了网络的收敛速度，降低了训练误差。

This improved algorithm can not only improve the training speed of the alternative covering algorithm, but also reduce the number of the test samples that cant be covered by the spherical neighborhood gained before and improve the accuracy of recognition.

这种改进的算法不仅可以进一步提高交叉覆盖算法的训练速度，而且可以减少拒识样本数，提高识别的精度。

It has certain changes in the structure of the population that juvenile and subadult reduce the proportion and aged adult has an increasing proportion.The number growth speed is gradually slowing down;so,the need for further increasing the level of environmental capacity is necessary.

种群结构具有一定的变化，幼体和亚成体所占比例逐渐减少，老成体比例有所增加，说明种群增长速度正在逐渐减缓，接近环境容纳量水平。4。

The superelevation should be adjusted properly against the actual train running speed so as to reduce the unbalanced lateral centrifugal force.

分析表明，曲线超高应根据列车运行速度设置，以减小未被平衡的横向离心力。

A thirty-second rest period was allowed between each testing speed to reduce the effect of fatigue. Results. The SBP (85 to 172 mmHg), HR (65 to 122 beat/min), SpO23.3 to 13.7mL/(kgmin and R (0.72 to 1.04) values during concentric/eccentric exercise were all within the safe range.

结果 男女性别在股四头肌等速向心／离心运动，心跳率、血压、每分钟换气量、摄氧量、心跳而压乘积、脉搏血氧饱和度及气体交换率未有显著差异：收缩压、舒张压、心跳率、摄氧量、每分钟换气量、心跳血压乘绩、脉搏血氧饱和度和气体交换率等皆在安全范围。

The solutions in the uncoupled state variables presented in this paper reduce the elements of transfer matrix, simplify the deriving process and increase the speed of calculation.

这种非耦合形式的解答，大大减少了传递矩阵的元素个数，简化了推导过程，并提高了计算速度。

The use of the variance steering ratio can not only raise the steering stability under the high vehicle speed, but also reduce the uncomfortable feeling and steering burden. This is helpful for the subjective evaluation of four-wheel steering vehicle.

采用变转向比方式的四轮转向车辆，不仅能够提高车辆高速时的操纵稳定性能，还能减少驾驶员转向时的不适应和负担，改善对四轮转向车辆操纵稳定性的主观评价。

Mathematical analysis and experimental results show that this adaptive total variation denoising algorithm can solve the problem that Euler-Lagrange equation of the traditional total variation is not well posed, improve the deficiencies of the slow denosing speed, and reduce the step effect and noise leaving out resulting from using the traditional total variation.

数学分析和实验证明，论文提出的变分去噪模型克服了传统的总体变分模型的欧拉-拉格朗日方程非适定问题，改善了传统总体变分模型去噪速度慢、有阶梯效应、噪声遗漏等缺陷。

The alkali dosage depends mainly on the constituents and property of material and the quality requirements for pulp: more alkali dosage will speed up cooking process, reduce the hardness of pulp and improve the bleachability of pulp; but excessive alkali dosage will lower the pulp yield and physical intensity, while too less alkali dosage will result in harder and darker pulp, uneasy to bleach, too much screenings, and even extending cooking time cannot guarantee the reaction of delignification.

用碱量主要取决于原料的组成和性质及对纸浆的质量要求：加用碱量有利于加快蒸煮速度降低纸浆硬度和提高纸浆的可漂性：但过高却会降低纸浆得率和物理强度，如过低时，成浆较硬而色暗，不易漂白而且筛渣多即使延长蒸煮时间也难以保证脱木素反应进行。

In the hardware circle design, the original measure signal is gained from the sensor, so it is critical to make a choice; In additional, a new type electronic component called True R MS-to-DC converter AD536A which can reduce the complex and expatiatory software transition is used to improve the system's response speed; This system is controlled by a single chip microcomputer which will processes the sampling signal.

在硬件电路中，由于原始的测量信号是从传感器获得的，因此传感器的选用比较关键。本仪表采用了新型电子芯片AD536，AD536真有效值芯片可以省去复杂冗长的软件换算过程，提高系统的响应速度，在此主要是介绍它的功能和应用特点；我们采用单片机对采样信号进行处理，选用凌阳16位单片机，着重介绍了它的性能特点；在采样和误差分析方面，对测量仪的数据转换系统进行了详细的分析，包括该系统的结构功能以及误差的来源，并提出了提高精度减小误差的措施。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。