波包收縮 的英文怎麼說
中文拼音 [bōbāoshōusuō]
波包收縮
英文
wave packet reduction-
The main research works of this dissertation are aimed to design of radar waveform and the application of wavelets in ultra - wide radar, including : the design of a new kind of hybrid radar and the research of time side - lobe suppression for pulse compression, the design of receiver r adio front end in data acquisition of ultra - wide band radar, the time delay estimation based on wavelets ( packet ) analysis
本文主要進行雷達波形設計研究以及研究小波理論在超寬帶雷達中的應用,集中體現在以下幾個方面:一類新的組合雷達波形設計及壓縮脈沖時間旁瓣抑制技術研究、超寬帶雷達多通道數據採集方法中前端射頻接收部分的設計及研製、基於小波(包)方法的時延估計方法。The pathological diagnosis should include : ( 1 ) the electromyographic ( emg ) recording and ultrasound imaging of local twitch responses ( ltrs ), ( 2 ) the emg recording of spontaneous electrical activity ( endplate noise ) at multiple active loci in the mtrp, and ( 3 ) the biopsies of mtrp that show contraction knots and giant round muscle fibers
病理學的診斷應該包括: ( 1 )局部抽搐反應的肌電圖記錄與超音波影像, ( 2 )在肌筋膜激痛點里的多發性活動性小點上之自發性電位活動(終板雜訊)的肌電圖紀錄, ( 3 )肌筋膜激痛點的切片檢查顯現出收縮結節和大而圓的肌肉纖維。System is made up of two parts of hardware and software, hardware part include ecg signal receive, enlarge and filter circuit and gather circuit two parts among them, design isa and pci two bus collection card of form separately ; software part include and can programme and run side by side 8255 interface and cpld and interface software design of ad574a, using interrupt way to design the software of data collecting, and realization of data compress, and software design of administrative system
本系統由硬體和軟體兩部分組成,其中硬體部分包括心電信號的接收、放大和濾波電路以及採集電路兩部分,分別設計了isa和pci兩種總線形式的採集卡;軟體部分包括可編程并行介面8255和cpld與ad574a的介面軟體設計、中斷方式數據採集系統的軟體設計、數據壓縮以及病例管理系統的軟體設計。2 ) proposed a de - noise method based on wavelet packet coefficient shrinkage. the resolution of the method is finer than that of the method based on wavelet shrinkage in time domain and frequency domain
2 )基於donoho閾值去噪方法,給出了一種時頻解析度更高的小波包分解系數收縮的去噪方法。Then, digital quadrature envelope detection is used to detect the envelope of ultrasound as it is most used in the corresponding signal process. at last, we transform the signal to the range which can be displayed by the logarithm transform
有效補償了超聲傳播過程中的吸收衰減;並將正交包絡檢波技術用於超聲信號的幅度檢測;最後通過對數壓縮得到了顯示需要的灰階信號。分享友人