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1·A barycenter model of group decision making on resource allocation is constructed in this paper using groups loss function based on the additive kind of group cardinal utility function.

根据群体基数效用函数的加和性，用距离表示群体的损失函数，建立了资源分配群体决策的重心模型。

2·A barycenter model of group decision making on resource allocation is constructed in this paper using group's loss function based on the additive form of group cardinal utility function.

根据群体基数效用函数的加和性，用距离表示群体的损失函数，建立了资源分配群体决策的重心模型。