中英词典 - periodogram
形容词
periodogram的形容词形式:
1. periodogramic(表示与periodogram相关的)
名词
periodogram的名词形式:
1. periodogram(频谱图;周期图)
2. periodograms(多个频谱图;多个周期图)
不同含义
periodogram作为名词有以下不同含义:
1. 频谱图:在信号处理中,频谱图显示信号在不同频率上的能量分布情况。
2. 周期图:在统计学中,周期图显示时间序列数据中不同频率成分的强度。
词语辨析
periodogram与相关的词汇辨析:
1. power spectrum(功率谱):表示信号在不同频率上的功率分布。
2. spectrogram(频谱图):用于表示语音信号或音乐信号在时间和频率上的变化。
词汇扩充
其他与periodogram相关的词汇:
1. frequency(频率):表示信号中重复事件发生的速度。
2. amplitude(幅度):表示信号的振幅或大小。
3. time series(时间序列):按时间顺序排列的一系列数据点。
近义词
与periodogram相关的近义词:
1. spectral analysis(频谱分析)
2. frequency analysis(频率分析)
反义词
与periodogram相关的反义词:
1. time domain analysis(时域分析)
2. spatial domain analysis(空域分析)
柯林斯词典
periodogram(名词):A periodogram is a graph that shows the strength of different frequencies in a signal.
牛津词典
periodogram(名词):A graph representing the distribution of signal strength over different frequencies.
用法
例句1: The periodogram revealed strong frequency components in the signal.
(频谱图显示了信号中的强频率成分。)
例句2: The periodogramic analysis helped identify the dominant frequencies in the data.
(频谱图分析有助于确定数据中的主要频率。)
例句3: The periodogram showed a peak at 20 Hz.
(频谱图在20赫兹处显示了一个峰值。)
例句4: The periodogramic estimation was used to analyze the time series data.
(使用频谱图估计法分析了时间序列数据。)
例句5: In spectral analysis, the periodogram is a commonly used tool.
(在频谱分析中,频谱图是常用的工具。)
例句6: The researcher applied the periodogram to study the frequency content of the signal.
(研究人员应用频谱图来研究信号的频率内容。)
例句7: The periodogramic approach provides insights into the periodic behavior of the system.
(频谱图分析方法能够揭示系统的周期行为。)
例句8: By examining the periodogram, the researcher could identify the presence of harmonics.
(通过检查频谱图,研究人员可以确定谐波的存在。)
例句9: The periodogramic analysis helped in detecting the presence of a periodic pattern in the data.
(频谱图分析有助于检测数据中周期性模式的存在。)
例句10: The periodogram revealed the presence of a strong frequency peak at 50 Hz.
(频谱图显示了50赫兹处强频率峰值的存在。)
例句11: The periodograms of the two signals were compared to determine their similarity.
(比较两个信号的频谱图以确定它们的相似性。)
例句12: The researcher used a windowing technique to improve the accuracy of the periodogram.
(研究人员使用窗函数技术来提高频谱图的准确性。)
例句13: The periodogramic analysis revealed the presence of multiple frequency components in the signal.
(频谱图分析显示信号中存在多个频率成分。)
例句14: The periodogram was used to estimate the dominant frequency of the signal.
(使用频谱图估计法确定信号的主频率。)
例句15: The periodogramic approach provided valuable insights into the spectral characteristics of the data.
(频谱图分析方法为数据的频谱特性提供了有价值的见解。)
例句16: The periodogram showed a clear peak indicating the presence of a periodic signal.
(频谱图显示了一个明显的峰值,表明存在周期性信号。)
例句17: The researcher used the periodogram to analyze the frequency content of the EEG signals.
(研究人员使用频谱图分析脑电图信号的频率内容。)
例句18: By examining the periodogram, the researcher could identify the frequency range with the highest energy.
(通过检查频谱图,研究人员可以确定能量最高的频率范围。)
例句19: The periodograms of the two signals showed similar frequency patterns.
(两个信号的频谱图显示出相似的频率模式。)
例句20: The periodogramic analysis revealed the presence of harmonic distortion in the signal.
(频谱图分析揭示了信号中的谐波失真存在。)