Low density parity check (LDPC) code, which is a special case of error correction code with sparse parity-check matrix, has the performance very close to the Shannon Limit.
LDPC码是一种特殊的具有稀疏校验矩阵的纠错编码，其性能逼近香农限。
The tangent stiffness matrix is obtained from the engineering strain and the principle for determining the limit point and bifurcation point is given.
由工程应变推导出几何非线性的切线刚度矩阵，并给出判断分歧点与极限点的准则，最后用一数值例题说明该方法的分析过程。
While deciding the weight factors of the parameters, in the light of the limit of the general AHP, group judgment matrix is optimized by transfer matrix.
在指标权重系数的确定中，针对普通层次分析法的局限，采用最优传递矩阵法对群体判断矩阵进行优化处理；
Low Density parity check (LDPC) codes are a kind of linear block codes approaching Shannon limit. They can be constructed either with spare parity-check matrix or with factor graphs.
LDPC码是一种可以接近香农限的线性分组码，可通过稀疏奇偶校验矩阵来构造，也可以用因子图来构成。
The measuring method of the invention is simple and rapid, and has the characteristics of high recovery rate, low detection limit, high sensitivity, matrix interference resistance and the like.
本发明开发的测定方法简单，快捷，并具有高回收率、低检出限、高灵敏性、抗基质干扰等特点。
By the solid example, reasons that measuring errors, because of minimal variation of cross-coupling matrix, are cleared, and methods for calculating the upper limit of error margin are described.
通过具体的计算实例，阐明了因耦合矩阵的摄动，引起测量误差上限的计算方法。
The author discusses some practical problems, such as magnetic force, matrix matching, selectivity, lower size limit, magnetic separator and matrix blinding.
本文从磁力、介质匹配、选择性、粒度回收下限、磁选机和介质堵塞等方面入手，探讨了应用高梯度磁选的某些实际问题。
The author discusses some practical problems, such as magnetic force, matrix matching, selectivity, lower size limit, magnetic separator and matrix blinding.
本文从磁力、介质匹配、选择性、粒度回收下限、磁选机和介质堵塞等方面入手，探讨了应用高梯度磁选的某些实际问题。
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