概念漂移是数据流分类挖掘中的一个难点，它是伴随着数据流的时变性而产生的。
Concept drift, as a difficult point in the field of data stream mining, is generated with the accompany of time-varying data streams.
针对数据流中概念漂移的难题，引入了概念漂移检测和容忍策略来适应数据流分布的变化。
According to the key problem of concept-drift, tolerance strategy and detection of concept-drift have been applied to adapt the change of data stream.
实验结果表明，与基于投票或加权投票的集成方法相比，基于堆叠集成方法对概念漂移的快速适应能力以及预测准确率得到了提高。
Experiments show that comparing majority vote or weight vote ensemble classifiers, stacking ensemble classifiers has stronger ability in adapting to concept drifting and higher accuracy.
上海世博会的中国船舶馆向人们展示了中国造船业的主要成就，以及未来新概念：漂移农场船。
China Shipping Pavilion at the Shanghai Expo is showcasing some major improvements in the country's shipbuilding industry along with a new concept for the future - a floating farm ship.
数据流上的漂移概念发现已成为数据挖掘领域的研究热点之一。
The tracking of drifting concept from data streams has recently become one of hot spots in data mining.
数据流上的漂移概念发现已成为数据挖掘领域的研究热点之一。
The tracking of drifting concept from data streams has recently become one of hot spots in data mining.
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