针对红外图像存在的对比度差、信噪比低等问题,提出了一种基于小波和侧抑制网络的红外图像对比度增强算法。
For infrared image with the characteristics of low contrast and low signal-to-noise, a infrared image enhancement method based on Wavelet Transform and Lateral Inhibition Network is presented.
异常脑电图主要表现为弥漫性慢波活动22例,局限于一侧半球的慢波活动34例,散在或阵发性棘波、尖波或棘慢、尖慢综合波49例。
The abnormal EEGs mainly showed diffuse slow waves in 22 patients, slow waves localized in one hemi - sphere in 34, epileptiform discharges in 49 patients.
最后,阐述了侧体波系研究在实际应用中的重要性。
Finally, it is elaborated that research on the lateral wave family is of importance in practical applications.
同时针对直流侧三重化斩波三相电流环流问题,确立采用动态电流均流的控制策略。
Meanwhile in allusion to the problem of uniform triphase chopping circulating current in DC side, dynamic share current control strategy was employed.
寻常波从强场侧、弱场侧和顶部发射时,通过适当的调整波的发射条件,也能得到理想的传播结果。
O-mode waves launched from all of the three positions can propagate ideally by properly adjust the launch conditions.
由于直流电压源的钳位作用,交流侧输出电压波形为矩形波,并且与负载阻抗角无关。
Because the clamp effect of DC voltage source, AC side output the rectangular wave voltage waveform, and it has nothing to do with the load impedance Angle.
目的探讨肌萎缩侧索硬化症(ALS)F波和神经传导改变的特点。
Objective To investigate the features of F-wave and nerve conduction in patients with amyotrophic lateral sclerosis (ALS).
研究简谐弹性波在一般各向异性介质单侧接触界面上的反射和折射问题。
Reflection and refraction of harmonic elastic waves at a unilateral frictional contact interface is studied theoretically in this paper.
同时,分析了桩身驰豫时间、桩侧土的等效粘滞阻尼系数、桩底土的单位刚度等因素对应力波的影响。
The study also goes to the influence, upon stress waves, of the piles relaxation time, the equivalent viscous damping coefficient of soil around the pile and the unit rigidity of soil below the pile.
通过采用PWM斩波控制方式,使系统侧功率因数接近于1。
The circuit adopts PWM chopper control mode, power factor on the system side is close to 1.
而偏头痛间歇期的脑电图虽可有局灶性慢波和中颞尖波,但出现在头痛同侧,且入睡后往往消失。
The EEG in migraine, although the interim period may have focal slow-wave and middle temporal sharp wave, but in the ipsilateral headache, and often disappear after sleep.
研究表明,进气道溢流口位置是影响内乘波进气道起动能力的重要因素:在溢流口位置由两侧改至最下端后,起动马赫数由3.6下降为3.3;
The start Mach number reduces from 3.6 to 3.3 when the flooding position is changed from sides to bottom, further to 3.25 with one modular inlet.
中型组患者病变侧SSEP各波在P25、N30、P40、N60潜伏时较轻型组相应波的潜伏时长,差异有显著性意义(P<0.05)。
The SSEPs of lesion side of patients in the moderate group in P25, N30, P40 and N60 incubation phases were obviously longer than those in the mild group (P<0.05).
通过仿真和电路试验证明,该滤波电路能将电流畸变率由原来的30.53%降低到9.45%,从而使交流侧的电流接近正弦波。
Both the computer simulation and model experiment prove that it can reduce the total harmonic distortion of the harmonic current from 30.53% to 9.45% and make the waveform approach to sine wave.
目的探讨86例脑电图一侧懒波、另一侧痫样放电癫痫患者的病史特点及痫灶定位。
Objective To explore the localization of epileptogenic foci and the characteristics in 86 patients with lazy waves in one side of hemisphere and epileptiform waves in the other side hemisphere.
目的探讨86例脑电图一侧懒波、另一侧痫样放电癫痫患者的病史特点及痫灶定位。
Objective To explore the localization of epileptogenic foci and the characteristics in 86 patients with lazy waves in one side of hemisphere and epileptiform waves in the other side hemisphere.
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