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- The most important thing in using CWT is to select proper wavelet base. 運用連續小波變換提取故障特征最重要的是選擇合適的小波基函數。
- A new embedded zerotree wavelet based data compression method was proposed and applied to power system malfunction data compression. 摘要在小波包變換的基礎上提出了一種新的基于嵌入式零樹(shù)編碼的數據壓縮方法，并將其應用于電力系統故障數據壓縮中。
- LBT costs 38% computation as the discrete wavelet based , and only buffers 1/15 data that DWT does. 該算法中LBT所需的存儲開(kāi)銷(xiāo)不到DWT的1/15,計算量?jì)H為DWT的38%25,基函數長(cháng)度適中。
- In order to solve this problem,we introduce translation invariance for wavelet based de-noise technology in this paper. 為消除此類(lèi)影響,文中將平移不變小波變換的念引入到小波圖象降噪應用中。
- A wavelet based adaptive regularization scheme for blind image restoration is presented. 提出了一種將小波變換和自適應正則化方法相結合的盲圖像復原算法。
- This paper presented a method of image classification using wavelet based on shape and texture. 摘要提出一種基于小波的形狀和紋理聯(lián)合特征的圖像分類(lèi)方法。
- A new method is presented to construct a kind of compactly supported biorthogonal wavelet based on human visual system. 構造了一個(gè)與人的視覺(jué)系統模型的調制轉移函數相近似的緊支撐雙正交小波基。
- The wavelet based wideband cross ambiguity function can be used for joint time d elay and Doppler stretch estimation. 基于小波的寬帶互模糊函數可用來(lái)對寬帶信號的時(shí)間延遲和多普勒伸縮進(jìn)行聯(lián)合估計,但它不能抑制相關(guān)高斯噪聲。
- Based on the analysis of features of wavelet base, the optimum wavelet base adaptable to mutiscale analysis is determined in well logging. 根據多尺度分析方法的要求,結合實(shí)測自然伽馬測井曲線(xiàn)的特點(diǎn),通過(guò)比較選定適合該方法的最優(yōu)小波基。
- The improvement of the accuracy of the wavelet based evolutionary spectrum estimation is discussed, which is based on the original work of Priestley. 在Priestley提出的基于小波分析進(jìn)化譜理論基礎上 ;對改進(jìn)進(jìn)化譜估計的性能進(jìn)行了研究 .
- Though multiscale analysis is applied to logging data generally,the selection of wavelet base is not studied in detail. 多尺度分析方法在測井資料的處理中得到廣泛應用,但沒(méi)有對小波基的選取進(jìn)行過(guò)詳細研究。
- Design of lifting scheme wavelet based on multi-population genetic algorithm (GA) and ant system (AS) for effective image compression is proposed. 摘要提出了多種群遺傳算法和螞蟻算法融合的提升格式小波優(yōu)化設計方法。
- The studies include development of generating system of 12-lead synchronous abnormal ECG waveform database,wavelet based QRS complex detection algorism and waveform analysis. 建立了 12導聯(lián)同步心電異常波形數據庫生成系統 ,并在此基礎上研究了 12導聯(lián)心電圖實(shí)時(shí)分析與基于小波變換的QRS波自動(dòng)識別算法。
- This section briefly introduces simply edge detecting methods, the detail of wavelet based strong edge detecting method, and SUSAN corner point extracting method. 簡(jiǎn)要的介紹了常見(jiàn)的邊緣提取方法,詳細地介紹了基于小波的強邊緣的提取方法,介紹了SUSAN角點(diǎn)提取方法;
- Based on spline functions, the wavelet base can be constructed, it has rich class and plentiful feature, as well as the fast wavelet transform algorithm. 以多項式樣條為基函數能構造出種類(lèi)豐富、性質(zhì)各異的小波函數及其相應的快速小波變換。
- From the angle of the experimentation in the Matlab, the paper discusses the application of image compression based on the wavelet transform and how to choose wavelet base. 本文基于Matlab數學(xué)分析工具環(huán)境下從實(shí)驗角度出發(fā),探討了小波變換在圖像壓縮中的應用和小波基的選取。
- Distance and acuity based filtering mechanism, spatial partitioning based filtering mechanism are introduced . 過(guò)濾機制是多用戶(hù)虛擬現實(shí)系統開(kāi)發(fā)過(guò)程中的關(guān)鍵技術(shù)之一。
- Through extensive experiments, the biorthogonal wavelet base (D5/3) is chose for real-time compression of remote sensing image. 實(shí)驗結果表明D5/3雙正交小波基最適合于遙感圖像實(shí)時(shí)壓縮,最后經(jīng)實(shí)驗驗證其選取是合理的。
- The wavelet theory was introduced.The residual signal from the gyroscope was decomposed by the different scale biorthogonal stationary wavelet base. 摘要在介紹小波分析理論的基礎上，本文采用雙正交靜態(tài)小波基對陀螺儀去漂后的殘差信號進(jìn)行不同尺度的分解。
- Based on the analysis of the disadvantages of wavelet based method for seamline removing, the hard correction method is presented and tested using real images. 分析了基于小波變換的拼接縫消除方法的不足，提出了拼接縫消除的強制改正方法，并用實(shí)際圖像進(jìn)行了試驗。
