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AI: Search Methods for Problem Solving · Quiz 1 · 23 Feb 2025 · January 2025 term

Question 11: SEARCH\ The figure shows a map with several locations on…

Question 11

+1 markWritten answer

SEARCH
The figure shows a map with several locations on a grid where each tile is 1x1 in size. The locations are at grid points and are connected by two-way edges.
Take S as the start node and G as the goal node.
The MoveGen function returns neighbours in alphabetical order.
The RemoveSeen procedure removes neighbours already present in OPEN/CLOSED lists. Use Manhattan distance when needed.

When we say a node is inspected/expanded/refined it means: the node is picked up from OPEN, and goal test is called, if goal test fails then MoveGen is called and depending on the algorithm the neighbours are selectively placed in OPEN.
Based on the above data, answer the given subquestions.

List the first 4 nodes inspected by Hill Climbing. List the nodes in the order they were inspected. If the algorithm terminates early then list the nodes inspected up until termination.
Enter a comma separated list of node labels.
NO SPACES, TABS, DOTS, BRACKETS, PARENTHESIS OR UNWANTED CHARACTERS.
Answer Format: S,X,Y,Z

Show answer

Correct answer: S,D,H

Question 11 of 21 in the IIT Madras BS AI: Search Methods for Problem Solving (AI Search Methods) Quiz 1 paper sat on 23 Feb 2025, in the January 2025 term (IIT M DEGREE AN EXAM QDB2 23 Feb 2025). It carries 1 mark.

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