# Dempster-Shafer Belief Function - A New Interpretation

## TL;DR

This paper introduces a new interpretation of Dempster-Shafer belief functions that aligns the belief reasoning process with real-world evidence and provides an efficient reasoning method.

## Contribution

It offers a novel interpretation of belief functions that satisfies key requirements for practical reasoning and real-world correspondence.

## Key findings

- Provides an efficient reasoning method within the belief framework
- Establishes a clear link between knowledge base contents and the real world
- Ensures reasoning results correspond to real-world outcomes

## Abstract

We develop our interpretation of the joint belief distribution and of evidential updating that matches the following basic requirements: * there must exist an efficient method for reasoning within this framework * there must exist a clear correspondence between the contents of the knowledge base and the real world * there must be a clear correspondence between the reasoning method and some real world process * there must exist a clear correspondence between the results of the reasoning process and the results of the real world process corresponding to the reasoning process.