Towards the solution:
Complete – strategy is guaranteed to find a solution path, provided such a path exists
admissible - strategy is guaranteed to find the cheapest solution path;
defensible - strategy is guaranteed to find the shortest solution path;
concessible - strategy is not guaranteed to find the cheapest or the shortest solution path although it may occasionally do so;
Incomplete
Towards the use of heuristics:
Blind (exhaustive, uninformed, naive) – explore the state space systematically without any “suspicion” where the final state might be and direction of the search to it.
Breadth-first search;
Depth-first search (depth-first search with leap-frogging (or just depth-first search), depth-first search with backtracking (or just Backtracking)
Uniform-cost search;
Iterative deepening;
Etc.
Heuristic (informed)- exploit state descriptions to select the “most promising” node
Showing posts with label strategies. Show all posts
Showing posts with label strategies. Show all posts
Sunday, 18 January 2009
Classification of Strategies for State Space Search
Towards the use of heuristics:
Blind (exhaustive, uninformed, naive) – explore the state space systematically without any “suspicion” where the final state might be and direction of the search to it.
Breadth-first search;
Depth-first search (depth-first search with leap-frogging (or just depth-first search), depth-first search with backtracking (or just Backtracking)
Uniform-cost search;
Iterative deepening;
Etc.
Heuristic (informed)- exploit state descriptions to select the “most promising” node
Blind (exhaustive, uninformed, naive) – explore the state space systematically without any “suspicion” where the final state might be and direction of the search to it.
Breadth-first search;
Depth-first search (depth-first search with leap-frogging (or just depth-first search), depth-first search with backtracking (or just Backtracking)
Uniform-cost search;
Iterative deepening;
Etc.
Heuristic (informed)- exploit state descriptions to select the “most promising” node
Labels:
Classification,
search,
space,
state,
strategies
Classification of Strategies for State Space Search
Blind (exhaustive, uninformed, naive) – explore the state space systematically without any “suspicion” where the final state might be and direction of the search to it.
Breadth-first search;
Depth-first search (depth-first search with leap-frogging (or just depth-first search), depth-first search with backtracking (or just Backtracking)
Uniform-cost search;
Iterative deepening;
Etc.
Heuristic (informed)- exploit state descriptions to select the “most promising” node
Breadth-first search;
Depth-first search (depth-first search with leap-frogging (or just depth-first search), depth-first search with backtracking (or just Backtracking)
Uniform-cost search;
Iterative deepening;
Etc.
Heuristic (informed)- exploit state descriptions to select the “most promising” node
Labels:
blind,
Breadth,
Classification,
first,
Heuristic,
search,
space,
state,
strategies
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