Entity realism is about the truth of unobservable science, which has been demonstrated from two different aspects: realism and anti realism. I claim that physical realism is the best way to indicate the existence of existence. Scientific anti-realityists believe there is a difference between unobservable entities and observable entities. They believe that the theory should not be regarded as the truth, as there is no concrete evidence of unobservable existences and events. This means that it does not mean that the anti-realityists do not mistakenly handle all scientific theories, they only have to be considered empirically sufficient.
Do you need realism? It's not. Realism ... requires an objective, independent, commonsense physical entity. Semantic realism includes physical assertions and there is no such requirement. Unless otherwise, we do not specify the nature of reality that make these statements true or false. Idealists think that pure data that psychological domain can subscribe mean. Even though someone is aware of the problem, he can believe that the physical statement corresponds to or does not correspond to the realm of sensual data, so it is practical or incorrect. In short, speaking of the truth simply, no specific ontology is born. (1983: 77)
One of the main differences between scientific realism and anti realism is how "theoretical entities" are understood. In terms of scientific realism, the term "theoretical entity" usually means an unobservable entity, state or process. Anti - reality denies that there are three philosophical courses - the first course to assign unobservable entities or processes. The pensioners claim that the concept of truth or falsehood is related to observation even though it is irrelevant to theory. Gottner and Schumacher, (1992)
The pillar of scientific realism still seems to be a strong boundary between taxonomic entities and classification. In other words, on the one hand there are essentially different types, but on the other hand we classify the entity as belonging to this type or its type. In other words, these entities are not affected by our classification. As we identify certain prevalence and classify its details, we classify the unrelated world (identifying steady state clusters of attributes) and deepen the understanding of the universe. Splitting these categories does not change the entities being cataloged.