Classic Search
Local Search
Game Playing
Probabilistic Models
Instructor Trivia (About Raj)
100

This uninformed search strategy explores the shallowest nodes first in a search tree.

What is Breadth First Search?

100

This algorithm tries to reach an objective function's peak by always moving towards a better solution.

What is hill climbing?

100

This algorithm can be used to brute force tic-tac-toe. 

What is minimax? 

100

In a Markov chain, this matrix lists the probabilities of moving from one state to every other state.

What is a transition matrix? 

100

The number of integer years Raj has completed at Northeastern 

What is one? 

200

A term for searches that may not always find a solution.

What is an incomplete algorithm?

200

"That's the best pizza in a 2-mile radius, but Boston has better..."

The AI concept am I hinting at... 

What are local optima?

200

A game where one player's gain is the other's loss 

What is a zero sum game? 

200

After many transitions, a Markov chain often settles into a fixed distribution over states known by this term.

What is a stationary distribution? 

200

The sport Raj plays

What is badminton? 

300

This is the uninformed counterpart to the A* search.

What is uniform cost search?

300

This operation combines two parent solutions into a single child.

What is a crossover?

300

This search strategy deepens the search gradually, ensuring that a valid move is available even if time runs out.

What is iterative deepening search? 

300

In HMMs, this distribution (matrix) specifies the probability of an observed output given a particular hidden state

What is an emission matrix? 

300

This is Raj's favorite coffee drink 

What is a cortado? 

400
This search uses heuristics, but ignores cumulative cost.

What is greedy best first search?

400

In frustration, the conductor yelled at his orchestra, "From the beginning!"

The AI technique am I hinting at... 

What are random restarts?

400

The source of the name, alpha beta pruning 

What are bounds on the evaluation function? 

400

This dynamic programming algorithm computes the overall probability of an observation sequence. 

What is the forward algorithm? 

400

This is how old Raj is 

What is 29?

500

I think it will take me 20 minutes to walk to Back Bay. It takes me 12 minutes. This is what I am. 

What is an inadmissible heuristic?

500

The functional form the probability of accepting a worse move takes in simulated annealing?

What is an exponential decay?

500

A key assumption when using expectiminimax

What is a perfect information game? 

500

The quantity the Viterbi algorithm calculates

What is the probability of the most likely hidden sequence? 

500

The number of languages Raj speaks 

What is 6?

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