In the modern era, data is being created faster than ever. Social media, in particular, churns out hundreds of millions of short documents a day. It would be useful to understand the underlying topics being discussed on popular channels of social media, and how those discussions evolve over time. There exist state of the art topic models that accurately classify texts large and small, but few a...

Analyzing motion patterns in traffic videos can be exploited directly to generate high-level descriptions of the video contents. Such descriptions may further be employed in different traffic applications such as traffic phase detection and abnormal event detection. One of the most recent and successful unsupervised methods for complex traffic scene analysis is based on topic models. In this pa...

the international relations is shaped to answer of order dilemma. the most important topic the theories of this discipline deal with is presenting a model of order by the players acting in the arena of international system. the purpose of the present article is to know what the theoretical approach of international relations concerning the problem of post cold war is. it seems that the discipli...