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Principles of Artificial Intelligence1Uninformed Search StrategiesArtificial Intelligence:Searching:Search2Evaluation of Uninformed Tree-search Strategies 无信息树搜索策略评价3.4.6.Comparing Uninformed Search Strategiesb-maximum branching factor of the treed-depth of the shallowest solutionm-maximum depth of the treel-the depth limitCriterionCompleteTimeSpaceOptimalWherea-complete if b is finiteb-complete if step costs for positivec-optimal if step costs are all identicald-if both directions use breadth-first searchBreadthFirstUniformCostDepthFirstDepthLimitedIterativeDeepeningBidirectional