This paper presents a vision vehicle detection algorithm based on virtual detection line group, which is optimized with space-time domain information.

本文提出了一种运用时空域信息优化的虚拟检测线组式视频车辆检测算法。

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A theory analysis is made for a phenomenon of "line group" which is bell shaped, and the spectrum interference between direct path sound and reflected sound is revealed.

从理论上分析了钟型的“线谱群”的产生原因，证明了此现象是反射声和直达声之间的谱干涉引起的。

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The three-dimensional symmetry of a macromolecular chain was characterized by the line group. Regularities of packing of macromolecular chains in a space group were shown.

对聚合物晶体中各种高分子链的构象进行了研究，找出了它们的三维对称性，并用直线群来表征。

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And they moved up the hill slowly, in a close group, not in a straight line.

VOA: special.2010.07.15

Think of one line. Think of a group of lines Here's one sound.

想想一行乐句是什么样的,一组呢,这是一个音

耶鲁公开课 - 聆听音乐课程节选

Twenty-eight percent of this group had income levels that were below the poverty line.

VOA: special.2011.03.11

About 25% or more of Direct Line Group will be offered in the initial share sale, with more to follow.

BBC: Direct Line sign

Insurance company Direct Line Group, which is being demerged by parent company RBS, has said it will shed 900 jobs in a bid to save costs.

BBC: Direct Line to cut 900 jobs to save costs

The reports suggested that the headman was a member of the Bajrang Dal, a hard-line Hindu group.

CNN: ASIANOW - TIME Asia | Subcontinental Drift: Second Affront