Questions tagged [sse]

For questions related to the sum of squared errors (SSE) function, which can be used as a loss function.

Filter by
Sorted by
Tagged with
1
vote
1answer
137 views

How can the sum of squared errors have negative gradient if it's defined as the squared of the error?

The formula for the sum of squared errors (SSE) is: $$ \frac{1}{2} \sum_{i=1}^n (t^i - o^i)^2 $$ I have a few related questions. If $t^i - o^i$ is negative, doesn't the power of 2 eliminate any ...