| 释义 |
LDAEconomist⁴¹³⁰³⁺²
基本例句
n.线路激励放大器¹⁰⁰
A model for predicting the tumble speed is derived and verified by the steady flow rig and the in-cylinder flow measurement results by a LDA system.
据此建立了缸内滚流比预测模型，并在稳流试验和拖动工况下缸内流动的 LDA测量试验中得到验证。 cnki
Another complication in applying LDA and Fisher's discriminant to real data occurs when the number of observations of each sample does not exceed the number of samples.
LDA和 Fisher判别法在实际应用的过程中，实际处理的观测变量超过样本的数目。 cnblogs
As a consequence, the within- class scatter matrix is singular and the Linear Discriminant Analysis LDA method cannot be applied directly.
结果，使得类内离散度矩阵总是奇异的，所以不能直接使用线性判别分析 LDA方法。 cnki
It is theoretically found that phase locking high-order lateral modes of laser diode array LDA with a short external cavity can be realized.
理论分析表明，在较短外腔作用下，激光二极管阵列 LDA的高阶侧模有实现相位锁定的可能。 dictall
The coherent output of a LDA has been achieved by a simple EC consisted of a commercial LDA, a fast axis collimation lens and an external mirror.
我们用一个普通的商用 LDA、一个快轴准直透镜和一个外腔镜构成的简单外腔实现了 LDA的外腔锁相运行。 cnki
The underestimation of the band gap by the LDA was relatively smaller than the usual values in semiconductors, about50%.
使用 LDA方法计算导致的对于带隙的低估相对于通常在半导体中的值小了大约50%。 anxue
The variation of residual reflectivity may result in the changing of the working characteristics of the phase- locked LDA.
前端面反射率的变化会直接影响到 LDA锁相运行时的工作状态。 fabiao
A high efficient coupling system, hollow duct applied to planar laser diode array LDA was investigated systemically.
对高效的用于面阵激光二极管阵列 LDA的光学耦合系统—空心导管进行了系统地研究。 cnki
But the dimensionality of the original face image is too high to use LDA method directly.
但人脸的原始特征空间维数很高，无法直接利用 LDA方法提取分类特征。 cnki
Develop the pharmacological research on Sedative- hypnotic action of LDA.
开展 LDA镇静催眠作用的药理学研究。 fabiao
Dynamic- response- ability of LDA to fluctuating velocities in turbulent flow is discussed first.
本文首先讨论了 LDA对湍流脉动具有的动态响应特性。 cnki
Experiments on several face databases show that the proposed algorithm can improve the recognition rates comparing with LDA and UDP.
在标准库人脸上的实验结果表明，该算法能提高单独的 LDA或 UDP的识别效果。 kns50.chkd.cnki.net
Has conducted the research to the LDA collimation, proposed one new collimation method, and has carried on the computer simulation to this kind of collimation system.
对 LDA的准直进行了研究，提出一种新的准直方法，并对这种准直系统进行了计算机模拟。 fabiao
However the relatively poor spatial property of LDA's output limits its applications in many fields.
但是由于输出光束质量较差， LDA的应用范围受到很大限制。 fabiao
In the plot of LDA and PCA analysis the conclusion could be obtained:E- nose could discriminate pure milk and powdered milk by their own aroma.
在 LDA和 PCA分析图中可以得出如下结论：电子鼻可以准确地区分纯牛奶与奶粉奶。 cnki
In the research of the far field structure of a phase- locked LDA by internal coupling, the terms that “single lobe” and“ double lobes” were commonly mentioned.
在研究内部耦合的锁相 LDA的远场特征时人们经常使用“单瓣”或者“双瓣”等术语来概括基超模和最高阶超模的基本特点。 cnki
Laser Doppler Anemometry LDA is a non- contact optical method for measuring flow velocity.
激光多普勒测速技术 LDA，是一种流体速度的无接触式光学测量方法。 cnki
Linear discriminant analysis LDA is more effective than PCA, which can be used in adulteration detection of both camellia seed oil and sesame oil.
而线性判别式分析 LDA对山茶油和芝麻油的掺假都有较好的检测效果，并优于 PCA方法。 cnki
The experiments show that using PCA- LDA method in audio feature extraction is effective for improving the audio classification results.
实验表明，引入 PCA- LDA特征集构造方法的音频分类模块能够对音频信息进行有效分类。 fabiao
The results of experimental investigation on the flow field in the vortex arc- plasma reactor by LDA are presented.
本文给出了用激光多普勒测速仪 LDA测量涡旋式电弧等离子体化学反应器流场的实验研究结果。 cnki
The results show that the measurement volume with off-axis of the LDA- probe has different performance from that with on-axis probe.
结果表明， LDA探头非垂直布置时，测量控制体具有与垂直布置时不同的性质。 cnki
Then, the LDA transformation matrix is improved with CCA, which makes the reduction of dimensions adaptive.
然后采用典型相关分析 CCA改进线性判别分析 LDA中的变换矩阵，使得特征向量的降维具有自适应性； cnki
Then LDA and its inference and learning algorithms are elaborated and analyzed.
而后详细解析了 LDA模型的建模方式、推断和学习算法。 boshuo |