Randomly selecting border points or using simple geometric divisions (squares/hexagons) results in too many border points per cluster (50-80). This leads to a shortcut explosion (N*(N-1)/2 shortcuts), making the files large and and calculations slow.
Oil prices are on the brink of crossing the $100-a-barrel threshold for the first time in almost four years, as the Middle East’s largest producers start to curtail output with their barrels trapped in the Gulf by the US and Israel’s war with Iran.
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Prof Tim Lang says country produces far less food than it needs to feed population and is particularly vulnerable
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