This paper constructs irregular LDPC codes of unequal error protection with a parity check matrix in a lower triangular.
采用了近似下三角校验阵的形式，构造了一类具有不等错误保护的非规则ldpc码。
Absrtact: Propose a method to evaluate the overall simplification error of triangular meshes.
摘要：提出从整体上考虑三角网格模型的简化误差的方法。
A triangular element with ten degrees of freedom is specifically constructed by applying this method and its error estimate is given.
应用于具体构造一个十自由度的三角形单元，并给出误差估计。
The fast algorithm avoids the problems of error and efficiency produced by computing a great number of triangular functions by means of other general fast algorithms.
该算法避免了一般快速算法中，要计算大量的三角函数等可能带来误差及影响效率的问题。
Inappropriate formulation, Which the main mark of the precision of triangular prism is the verticality error, is corrected by discussion.
通过讨论，指出了三棱镜精度的主要标志是垂直度误差的提法不妥。
Achieve a highly paralleled algorithm to calculate the simplification error of triangular meshes by using CUDA.
利用CUDA实现了高度并行化的网格模型简化误差计算算法。
Achieve a highly paralleled algorithm to calculate the simplification error of triangular meshes by using CUDA.
利用CUDA实现了高度并行化的网格模型简化误差计算算法。
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