Fourier transformation in time domain and frequency domain is one of the main methods for modern railway signal detection.
时域分析和傅氏变换的频域分析方法是现代铁路信号检测的主要方法之一。
Firstly, we introduce the radar equation of weather radar, the basic principles of detection weather targets, the time and frequency domain properties of weather radar echo and its simulation methods.
首先简要介绍了气象雷达的雷达方程、气象雷达探测气象目标的基本原理、气象目标回波的时域频域特性和气象回波信号的模拟方法。
Both on time domain and frequency domain, the detection for lifetime of weak fluorescence signal is studied.
在时域和频域上进行了微弱荧光信号的寿命检测的研究。
It is a true blind detection algorithm in that it needs no knowledge of channel fading information as well as time domain and frequency domain spread spectrum codes.
该算法无需时域扩频码、频域扩频码和信道衰落信息，是一种真正意义上的盲的检测算法。
A novel wavelength detection scheme is developed with the technique of dynamic filtering in scanning mode and of synchronous process in time domain, which is based on a tunable fiber grating.
基于光纤光栅调谐技术，提出了动态滤波扫描、时域同步处理的新型波长检测方案。
Simulation results show that non-stationary noise can be identified in time domain and resolution improvement is obvious compared with that of conventional noise detection in frequency domain.
实验表明：非平稳噪声在时域中是可以识别的，与传统的噪声频域检测方法相比，分辨率有明显的改善。
This paper presents a vision vehicle detection algorithm based on virtual detection line group, which is optimized with space-time domain information.
本文提出了一种运用时空域信息优化的虚拟检测线组式视频车辆检测算法。
Adaptive filters are commonly used in the field of signal detection, signal restore and digital communication. The classical adaptive filters are principally implemented in the time domain.
自适应滤波器在信号检测、信号恢复、数字通信等领域中被广泛应用。
This paper researches on speech detection algorithm based on time domain, and describes an adaptive, both forwards and backwards search, detecting short-term pulse noise algorithm.
本文探讨了基于时域的语音切分算法，在前人研究的基础上，提出一种改进算法——自适应、前后搜索和检测短时脉冲噪音算法。
This study demonstrated the feasibility of time-domain terahertz spectroscopy for the identification of Ractopamine hydrochloride and provided a new way for the detection of Ractopamine hydrochloride.
研究证明了将太赫兹时域光谱技术用于盐酸莱克多巴胺检测和识别的可行性，为其残留检测的应用提供了新的实验方法。
Utilizing UWB antenna array and delay controller to achieve its time-domain scanning has a wide application, such as mobile target detection and tracking.
利用超宽带天线阵列和延时控制器的设计来实现UWB时域天线阵列扫描有着广泛的应用前景，比如移动目标的检测与跟踪技术的实现。
Utilizing UWB antenna array and delay controller to achieve its time-domain scanning has a wide application, such as mobile target detection and tracking.
利用超宽带天线阵列和延时控制器的设计来实现UWB时域天线阵列扫描有着广泛的应用前景，比如移动目标的检测与跟踪技术的实现。
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