頻率分析 的英文怎麼說

中文拼音 [bīnlǜfēnxī]
頻率分析 英文
frequency analysis
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 析 : Ⅰ動詞1. （分開; 散開） divide; separate 2. （分析） analyse; dissect; resolve Ⅱ名詞（姓氏） a surname
  • 頻率 : frequency; rate
  1. At the same time according to the low recognition rate in speech recognition system, the author used the method of fundamental frequency analysis to build male / female recognition model respectively

    同時針對語音識別系統中識別率不高的問題，採用基音頻率分析的方法分別建造男女聲識別模型。
  2. Resonance frequency analysis and solution of the electronic belt weigher

    電子皮帶秤的共振頻率分析及解決方法
  3. Standard test method for impedance and absorption of acoustical materials using a tube, two microphones, and a digital frequency analysis system

    管子雙擴音器和數字頻率分析系統用傳聲材料的阻抗和吸收的試驗方法
  4. In order to ascertain the character of cable - replaced bridge, in addition, the thesis calculates mode shapes and natural frequencies of the bridge using algor software and estimates the result of dynamic load test and calculation in details

    為了評價換索后橋梁的工作特性，最後利用algor軟體對換索后的結構進行了振型和自振頻率分析，並對動載試驗檢測和計算成果作了詳盡的分析和評價。
  5. Wavelet transform, which has a multi - resolution analytic character, is a time - scale ( time - frequency ) analytic method of information. moreover, as both of its time - window and frequency - window can be changed it processes the ability of expressing local characters of information in time - frequency domain

    小波變換是一種信號的時間尺度（時間頻率）分析方法，它具有多解析度分析的特點，而且在時頻兩域都具有表徵信號局部特徵的能力，是一種窗口大小固定不變但其形狀可改變，時間窗和頻率窗都可以改變的時頻局部化分析方法。
  6. In this paper, on the basis of absorption of achievements of the research on auditory physiology, an auditory model simulationg the peripheral auditory system and part of the central auditory system is set up. the model is made of the fitlters presenting the characteristics of the basilar membrane for analyzing the voice signals, the half wave rectification modeling the inner hair cells and energy transfer of nerve fiber

    在吸收聽覺生理學研究成果基礎上，建立了一個模擬外圍聽覺系統和部分中樞聖經系統功能的聽覺模型。模型由表徵基底膜的頻率分析的帶通濾波器組、內毛細胞的半波整流特性和神經纖維的能量轉換特性組成，該模型可以作為前端處理來提取語音信號的自相關圖譜。
  7. In order to reduce the musical residual noise and the background noise, a speech enhancement method based on masking properties of the human auditory system is described. this method uses bark wavelet packet transform to simulate the frequency feature of human auditory model to get the threshold

    本文以最大限度減少殘留噪聲和背景噪聲為目的，採用bark子波分析的方法模擬人耳基底膜的頻率分析特性來進行語音增強，重點進行模擬人耳聽覺掩蔽效應來確定除噪閾值的研究。
  8. It makes the deduction on design tidal level process more reasonable than ever. finally, taking into account the observed data of tidal level are much more integrated than observed data of tidal discharge and the correlative relationship are established based on large numbers of samples. then, the sub stage maximum tidal discharges and tidal velocities are obtained according to the regressive equations and the observed tidal level, and the sub stage design maximum tidal discharges and tidal velocities are estimated by way of frequency analysis

    最後，針對橋位河段實測潮流資料短缺而潮位資料相對完整的實際情況，基於大量樣本建立了潮流量與潮汐要素的相關關系，利用實測長系列潮位資料得到分期最大潮流量、潮流速系列，經頻率分析確定了分期設計最大潮流量、潮流速。
  9. In this time, as a result of major development in computer technologies and fast fourier transform wider application, many frequency analyzer based on digital signal processing theory and multi - function signal analysis software occurred. which greatly strengthened analysis function to engineer vibration signal ' s time field and frequency field

    在這一時期，由於計算機的快速發展以及快速傅立葉變換的普遍應用，各種基於數字信號處理原理的頻率分析儀以及多功能信號分析軟體出現，從而大大加強了對工程振動信號的時域及頻域分析功能。
  10. Analysis on optimal service frequency of public transport considered with generalised cost

    基於廣義成本的公共交通最優發車頻率分析
  11. Conformation and vibrational frequencies of 2 - butanimine

    構象的振動頻率分析
  12. The precipitation frequencies is analysed according to 1956 ~ 2000 years of rainfall record series in baoding area. the features of distribution of rainfall are detailed evaluated. firstly, the distribution of monthly precipitation is not even. for instance. the annual rainfall amount is about 548mm in whole year, about 80 % of them in summer season. secondly, yearly variation of rainfall is greater. thirdly, the abundant years usually are followed by short years, but the important changes have taken place in the last decades. before 70 ' s the abundant years took the dominant position, from the 70 ' s to the middle of 80 ' s the short years took place more frequently than ever. after the later of 80 ' s, the short years hold the main position. the above knowledge is instructive for guiding the rainwater resources effective utilization

    本文利用1956 2000年保定市的長系列降雨資料，對保定市降水量進行了頻率分析、年內變化分析和多年變化分析，明確了保定市降水量年內、年際間的變化情況：保定市降水量年內分配不均，汛期（ 6 - 9月）占年降水量的81 。保定市降水量年際間變化大，豐水年和枯水年交替發生， 70年代以前以豐水年段為主； 70年代到80年代前期降水量豐枯交替頻繁，總的接近於枯水年段； 80年代後期至今以枯水年段為主。這種降水分佈規律對農業生產雨水資源的高效利用具有重要的指導意義。
  13. Study of analysis of instantaneous frequency in partial wave method

    論局域波法中瞬時頻率分析
  14. Data processing software is designed for tbs - 2000 strain measuring system in the classical virtual instruments engineering workbench ; it is applied to process the data which are acquired in the way of dynamic stress analysis, statistic stress analysis and proper frequency analysis

    利用虛擬儀器的典型開發平臺labview針對tbs ? 2000應變測試系統開發了數據處理軟體；利用該數據處理軟體對測試所得的數據進行了動、靜應力分析和固有頻率分析。
  15. Based on the theoretic method, minjiang plain is divided into regions by flood risk using the method of hazard frequency analysis is developed

    在理論分析的基礎上，結合岷江成都平原洪水風險分析的具體研究項目，運用水災頻率分析方法進行了洪水風險區劃的研究。
  16. And used this standard ( large than ex + 3 x x ) to estimate the design sub stage maximum tidal levels using the frequency analysis. an improved method to deduce design tidal level process is put forward, using both designs maximum anneal tidal level and design maximum annual tidal range

    探討了不同參數估計方法下如何判別特大值，並用得到的判別標準（大於ex + 3 x ）對修正後的分期最高潮位序列進行頻率分析確定了分期設計最高潮位。提出了以設計年最高潮位和設計年最大潮差共同控制典型潮位過程放大的設計潮位過程推求方法，使設計潮位過程的推求更趨合理。
  17. On the other hand, inhibitory areas of ftc could be abolished partially or completely during bicuculline application. these results showed that gabaergic inhibitory afferent projections to recorded neurons were activated by random resonance caused by weak noise in cochlea, which provided inhibitory input for sharpening frequency tuning and made neuron more precisely analyze sound signal near its bf. therefore, this experiment presented a possible evidence of cellular level for interpreting why human and animal could extract or capture sound signal of specific frequency from the environment with competing noise

    說明山弱噪聲引起的耳蝸隨機共振在_ _仁行傳入過程中可能激活了至所一記錄的jc神經元的gaba能抑制性神經迴路，這種gaba能抑制為銳化神經元頻率調諧提供了一種抑制性輸入，使ic神經元對靠近最佳頻率的頻率分析變得更為細致和精確，由於聲頻率是聲信號的重要參數和信息載體，頻率調諧的銳化意味著對聲頻率分析能力增強，從而為解釋人們為什麼能從充滿噪聲的環境中捕捉或提取與行為學相關的信號提供了一種細胞水平的實驗證據。
  18. The results show this approach is effective when there is massive cloud cover on the remote sense image. wavelet analysis is internationally recognized up to the minute tools for analyzing time - frequency. it is chiefly due to the " adaptive feature " and " mathematical micro - telescope feature "

    小波分析是目前國際上公認的最新時間-頻率分析工具，由於其「自適應性」和「數學顯微鏡性質」而成為許多學科共同關注的焦點，本文利用小波改善傳統數字圖像處理方法，取得了一定效果。
  19. By choosing flood control system of downstream basin of the yellow river as the background, six relatively independent subsystem is established, which includes basic information management, real - time flood forecast, multi - reservoir flood control scheduling, consultation and analysis, scheduling scheme management, frequency analysis, and assist with friendly man - machine conversation to constitutes the yellow river downstream flood control scheduling decision support system, which can satisfy the practicability requirements of decision - making

    論文以黃河下游防洪系統為背景，建立包括基本信息管理、短期洪水預報、水庫（群）防洪調度、會商與靈敏度分析、方案管理、水雨情頻率分析等6個相對獨立的子系統，並輔以友好的人機交互界面集成為黃河下游防洪調度決策支持系統，滿足了群決策會商的實用性要求。
  20. The natural vibration frequency analysis of suspended cables under a concentrated load

    集中荷載作用下的懸索自振頻率分析
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