Question: What is the main difference between hard and soft clustering?

Options:

1. Hard clustering assigns points to one cluster, soft clustering assigns probabilities
2. Soft clustering is faster than hard clustering
3. Hard clustering can handle noise, soft cannot
4. There is no difference

Correct Answer: Hard clustering assigns points to one cluster, soft clustering assigns probabilities

Solution:

Hard clustering assigns each data point to a single cluster, while soft clustering assigns probabilities to each cluster.