查询词典 quadric

To solve the problem, the method that all the elements of the image of dual absolute quadric are transformed into the same magnitude is proposed.

提出了一种变换法，使对偶绝对二次曲面像的各个元素变到同一个数量级上，可以使求解过程更具有鲁棒性。

An analysis on camera critical motion is given and a conclusion is proposed which clarifies that the critical motion is decided by the ambiguities of the absolute quadric.

通过对相机的临界运动进行分析，指出了相机运动的关键性在于绝对二次曲面求解的模糊性这一结论。

The algorithm transform the line parallelism and plane orthogonality into some new constraints on auto-calibration equations, which makes the affine and Euclidean characteristics of the absolute quadric close to the practical one.

该算法将景物中出现的直线的平行性和平面的正交性转换为新的求解相机自定标方程的约束条件。

The available camera self-calibration is based on the image of the dual absolute quadric, but its elements have so large differences in magnitude that solutions are extremely sensitive to noise.

现有的自定标技术一般都是基于对偶绝对二次曲面像，由于对偶绝对二次曲面像元素在数量级上相差较大，在求解时必然会导致鲁棒性较差。

The method of exploration prospect evaluations for the Paleozoic source rocks in view of aftermost refilling and lageffect of quadric hydrocarbon generations was presented.

立足于超晚期成藏及充分考虑烃源岩"二次生烃迟滞效应"，提出了叠合盆地老烃源岩系油气勘探前景评价方法。

The controlling factors of the Paleozoic Erathem inner oil pool formation include abundant source rocks, aftermost quadric hydrocarbon generation processes, relatively better reservoir conditions, and successive uplifts and effective caprock.

丰富有效的烃源岩、超晚期的"二次生烃"过程、相对较好的储集条件、继承性隆起的构造部位和有效的封盖层是形成上古生界自生自储油气藏必备的条件。

Based on study of relationship between the average quadric error and the surface curvature, a variable resolution surface reconstruction algorithm was proposed.

在研究平均二次误差与曲面曲率关系的基础上，提出了变分辨率的曲面重建算法。

First, the input model is embedded into a coarse tetrahedral control mesh, and the modified barycentric coordinates are employed to establish their relationship. Then according to users editing, the control mesh is deformed by solving a quadric nonlinear energy minimization problem, and the deformation is passed to the embedded model by interpolation.

首先将输入模型嵌入到一个稀疏的四面体控制网格中，并且通过一种改进的重心坐标来建立两者的对应关系；然后通过用户的交互，对控制网格建立一个二次非线性能量函数对其进行变形，而输入模型的变形结果则可以通过插值来直接获得。

Firstly, using quadric surface to fit with given surface and calculate the error metric to identify free surface and general quadric surface.

首先用一般二次曲面方程拟合测量数据并计算曲面的拟合误差，比较拟合误差与阈值的大小来识别自由曲面和一般二次曲面。

The error evaluation method most frequently used in current applications is the quadric error metrics, originally proposed by Garland and Heckbert in [9], in which a quadric (represented by a symmetric, positive semi-definite matrix) is associated with each vertex, subsuming the sum of the squared distances of the vertex to all its incident planes.

当前采用的最广泛的误差评估方法是QEM方法。这个方法中，每一个顶点都与一个二次误差相关联，包含了顶点到其相邻面距离的平方和。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。