Based on the results, it seems that the function f(x) is selective for words related to the entertainment industry, specifically the film and theater industry. High values are obtained for words such as Hollywood, Beverly Hills, director, actor, and actress, which are associated with the entertainment industry. 

Low values are obtained for unrelated words such as cat, computer, science, and pizza, which suggests that these words do not belong to the same concept that the function is selective for.

[DESCRIPTION]: The function f(x) is selective for words associated with the entertainment, film, and theater industry. It returns higher values for words closely related to these concepts, while returning lower values for words not related to these concepts.