First, we pre-divided each item’s projection matrix into a number of the same-dimensional matrix, and in accordance with the dimensional weight matrix search of the remaining items are not pre-judge, and then search for effective maximum frequent item sets pruning, reducing the search.
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She says the cooker saves time - and the environment - by reducing the need for women to wander outside the village in search of firewood for cooking.
她说这样的炊具不仅对环境有好处,而且能够节省时间,妇女不必再走出村子寻找煮饭所需要的柴禾。
But unemployment benefits delay re-employment by reducing the cost of search for a new job.
但失业救济通过减少找新工作的成本拖延了再就业。
Therefore, the design research of coal mine search robot is of practical significance in enhancing the ability to meet the emergency, reducing the number of death and making right strategies.
因此,煤矿井下搜索机器人的研制对提高煤矿事故应急抢险能力、减少人员伤亡、决策建议具有重要的实际意义。
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