matrix n. (pl. matrices 或matrixes) 1.【解剖學】子宮;母體;發(fā)源地,策源地,搖籃;【生物學】襯質(zhì)細胞;間質(zhì);基質(zhì);母質(zhì)。 2. 【礦物】母巖;脈石;【冶金】基體;【地質(zhì)學;地理學】脈石;填質(zhì);雜礦石。 3. 【印刷】字模;型版,紙型;鑄型,陰模。 4.【陣】(矩)陣,方陣;母式;【物理學】間架;【無線電】矩陣變換電路。 5.【染】原色〔紅黃藍白黑五種〕。 the matrix of a nail 【解剖學】指甲床。
The lumped mass matrix is a diagonal matrix . 集中質(zhì)量陣是一個對用陣。
The square matrix is called a diagonal matrix . 該方矩陣稱為對角矩陣。
The scaling operation consists of multiplying the transformation matrix by a diagonal matrix whose elements are 縮放操作包括將變換矩陣乘以其元素為(
We call a matrix the generalized cyclic matrix if it can be written the product of a nonsingular diagonal matrix and a cyclic matrix 摘要可表為非奇異對角矩陣和循環(huán)矩陣乘積的矩陣,我們稱其為廣義循環(huán)矩陣。
When the measurement noise covariance is certain matrix that can be transformed to a diagonal matrix by matrix resemble transform , the dissertation develops optimal centralized and distributed fusion estimate 對于測量噪聲相關矩陣是確定的,且該矩陣可以通過相似變換變成對角陣的多傳感器系統(tǒng),給出了最優(yōu)集中式、分布式融合估計。
Thesis [ 36 ] generalized multiplicative noise into a diagonal matrix . but it is also an idealized assumption . the above assumptions are n ' t in accordance with the practical instance in most cases 文獻[ 36 ]雖然將乘性噪聲推廣為對角陣的情況,給出了多通道乘性噪聲意義下的最優(yōu)估計算法,但文章對通道特性做了一種較為理想化的限制。
Diagonal matrix , model inverse and incomplete state feedback method were discussed to decouple the attitude , and poles configuration was adopted to improve the control system dynamic response for the last method 為實現(xiàn)內(nèi)回路的姿態(tài)解耦,探討了對角矩陣法、模型逆及不完全狀態(tài)反饋三種控制律的設計,并運用極點配置對不完全狀態(tài)反饋方法進行了補充,提高了控制系統(tǒng)的動態(tài)響應特性。
The algorithms do not use any pivotal operation , but use the generalized ( e , d ) - active constraint set to determine the generalized projection matrices . the diagonal matrix of the projection matrix is a new construction method and it is the main function to insure the finite termination 算法不使用任何轉軸運算,僅用( , ) ?積極約束集確定廣義投影陣,該投影陣中的對角陣是一種新的構造方法,它在保證算法的有限步收斂中起十分重要的作用。
The proposed algorithm lows the complexity by choosing decision delay in advance and then making solution of the equalizer tap coefficient , a new decision delay choice method is proposed , solution by using weight method , diagonal matrix transform , z extension and a new energy restrictive condition which restrains noise enhance , a new decision delay choice method is proposed , the simulation result shows that the proposed algorithm has better equalization effect and enhanced performance comparing to the general mmse algorithm , simulation research on the precision and dynamic scope of parameters in digital realization time domain equalization algorithm , design software and hardware of time domain equalizer . fourthly , there exist a lot of interfere in dsl line , especially , dsl works in multi - user mode , the near end interference is serious 通過先選擇判決時延,再進行時域均衡器抽頭系數(shù)求解的方法降低了時域均衡計算復雜度;對于均衡器抽頭系數(shù)的求解使用了加權技術,通過對角矩陣變換, z擴展,使用不同的能量約束條件對算法求解,結果表明這種約束有效的抑制了噪聲增強,與常用刪se比較,該算法有更佳的均衡效果,算法性能得到了提高:論文還對數(shù)字化實現(xiàn)時域均衡算法中每一部分參數(shù)的精度、變量的動態(tài)范圍進行了模擬研究,對時域均衡的軟硬件實現(xiàn)進行了設計。
On the other hand , in the approach based on vector - matrix , through several special operations on vector - matrix , we have constructed a sparse ‘ 0 ’ , ‘ 1 ’ parity - check matrix with dual diagonal matrix whose structure can easily construct the code . the simulation results have demonstrated the performance of this approach is similar to that of - rotation while the complexity is also higher . this problem is to be solved in the future research 在基于矢量矩陣的結構化方法中,通過對矢量矩陣進行一系列特殊處理可以構造出稀疏的‘ 0 ’ 、 ‘ 1 ’校驗矩陣,而校驗矩陣中的雙對角結構易于構造出相應的ldpc碼字,仿真表明,采用矢量矩陣的結構化方法具有和-旋轉構造法相當?shù)男阅?但是實現(xiàn)的復雜度大于-旋轉構造法,同時碼率和碼長受到一定的限制,這也是未來需要研究的方向。
a square matrix with all elements not on the main diagonal equal to zero
百科解釋
In linear algebra, a diagonal matrix is a matrix (usually a square matrix) in which the entries outside the main diagonal (?) are all zero. The diagonal entries themselves may or may not be zero.