Exercises
LM-C07-C-001
If an event is unseen in a plain count table, what probability can the unsmoothed model assign to it?
Compute it first, then check your number.
LM-C07-C-002
Counts are 4, 0, 1. After add-one smoothing, what is the middle count?
Compute it first, then check your number.
LM-C07-C-003
If add-one smoothing is applied to a 5-token vocabulary, how many total count units are added?
Compute it first, then check your number.
LM-C07-C-004
Weights 0.7 and 0.3 are used for interpolation. What is their sum?
Compute it first, then check your number.
LM-C07-C-005
In a backoff path from 4-gram to trigram to bigram to unigram, how many model orders can be used?
Compute it first, then check your number.