strategi pencarian dengan informasi (informed search strategy)
TRANSCRIPT
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STRAT
EGI PEN
CARIAN
DENGAN INFO
RMASI
( I NF O
RM
ED
SE
AR
CH
ST
RA
TE
GY
)
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OUTLINE
Best-first searchGreedy best-first searchA* searchHeuristicsLocal search algorithmsHill-climbing searchLocal beam searchGenetic algorithms
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GREEDY BEST-FIRST SEARCH EXAMPLE
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GREEDY BEST-FIRST SEARCH EXAMPLE
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GREEDY BEST-FIRST SEARCH EXAMPLE
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GREEDY BEST-FIRST SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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A* SEARCH EXAMPLE
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MERANCANG HEURISTIK
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STATEGI PENCARIAN LOKAL (LOCAL SEARCH)
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HILL-CLIMBING SEARCH
Local search
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HILL-CLIMBING SEARCH
Problem: depending on initial state, can get stuck in local maximal
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HILL-CLIMBING SEARCH: 8-QUEENS PROBLEM
h = number of pairs of queens that are attacking each other, either directly or indirectly
h = 17 for the above state
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HILL-CLIMBING SEARCH: 8-QUEENS PROBLEM
A local minimum with h = 1
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