| 1. | The research for the real - time detection method of single - phase circuit harmonic current based on dft
基于离散傅立叶变换的单相电路谐波电流实时检测方法的研究 |
| 2. | 2 . an algorithm resistant to print / scan process is proposed , which is based on block discrete fourier transform
2 .提出一种基于分块离散傅立叶变换的抗打印-扫描图像水印算法。 |
| 3. | Discrete fourier transform is a vital means of signal analysis . it transforms the in - time signal into the in - frequency signal
离散傅立叶变换是信号分析中的一种重要手段，它将时域信号转换违频域信号。 |
| 4. | At the end of this chapter , a new inciding wave source using in simulation regular waveguides by fdtd method is given ,
最后本文还用离散傅立叶变换方法给出了用于fdtd方法研究规则波导问题中的入射波源。 |
| 5. | Discreating fourier transform is a vital means in signal analysis . it transforms the in - time signal into the in - frequency signal
离散傅立叶变换是信号分析中的一种重要手段，它将时域信号转换违频域信号。 |
| 6. | Aimed at the character of dtmf signal , this algorithm is to get the dtmf signal according to compare the value of energy based on dft
针对dtmf信号的特点，这个算法是在离散傅立叶变换的基础上根据能量值的比较进而得到dtmf信号的。 |
| 7. | The discrete fourier transform algorithm can analyze time - domain ' s stationary disturbance signal effectively and confirm the signal ' s distributing in the frequency domain
而离散傅立叶变换则可有效地对稳态扰动进行分析，得出时域稳态信号在频域中的分布情况。 |
| 8. | The restrain method of dft frequency spectrum leakage base on signal symmetry extension is proposed in this paper , experimental results show that this method is effective
提出一种利用信号对称拓展技术抑制离散傅立叶变换频谱泄漏的方法，实验证明是一种有效的方法。 |
| 9. | In this paper , a variety of familiar signals and channels are firstly analyzed and then the methods of dft and cyclic correlation are introduced
本文在分析各种常见的通信信号和信道的基础上，采用了离散傅立叶变换和循环相关方法解决信号载频偏差的高精度估计问题。 |
| 10. | A novel class of layered feedforward neural network models for function approximation was proposed based on the principle of multi - dimensional discrete fourier transform
摘要利用多维离散傅立叶变换原理构造新颖的神经网络模型用于函数逼近，网络结构为分层前向网络。 |
