The existing occlusion models such as LOS and ROC are all based on the RCC (Region Connection Calculus) theory, which is not suitable for handling multi-dimensional objects.

LOS和ROC等现有的遮蔽关系模型都是基于RCC（区域连接演算）的，因而不能支持混合维空间对象。

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As the first U.S. President to have a personal connection to the region, I reaffirmed to my ASEAN friends that the United States is committed to strengthening its engagement in Southeast Asia both with our individual allies and partners, and with ASEAN as an institution.

WHITEHOUSE: President Obama and Thai Prime Minister Abhisit Speak After ASEAN-10 Meeting | The White House

The importance of Iraq to US foreign policy in the region was underscored in 1988 in connection with this.

NPR: U.S. Links to Saddam During Iran-Iraq War

Tsuur music has an inseparable connection to the Uriankhai Mongolians of the Altai Region, and remains an integral part of their daily life.

UNESCO: Culture