# Questions tagged [decision-boundary]

The tag has no usage guidance.

6 questions
Filter by
Sorted by
Tagged with
60 views

### Deriving a boundary for a single cluster data

Summary I have a dataset of 2D points that exhibit a distinct pattern. My goal is to create a boundary that encompasses the main cluster of points while excluding outliers. In other words, if a point ...
812 views

### What is the relation between Linear Classifier and Linear Decission Boundary (or Non Linear Decision Boundary)?

As we know (Wikipedia Definition): Linear Classifier makes a classification decision based on the linear combination of the feature vectors. Mathematically : $y = f(\sum w_i x_i)$ So , $f$ is our ...
86 views

### Is a "decision boundary" incompatible with proper scoring rules?

Having a decision boundary in a binary classification problem tells me that if the point lies on one side of the boundary, classify as $0$; if the point lies on the other side, classify as $1$. What ...
• 64.3k
109 views

### Determining the decision boundary for Naive Bayes

I'd like to know if this is a sensible idea and if there exist any already formed methods to do this (I'm new to the data science area). Essentially, I have used Naive Bayes to accurately classify ...