Great! Based on the input-output pairs you provided, it seems that the function f(x) is selective for words related to science and technology, specifically computer science and programming. The input "word1" is highly associated with the concept, while "word2" and "word3" are only weakly associated. Here is a more detailed description of the function:

[DESCRIPTION]: The function f(x) takes words as input and returns a value between 0 and 1 indicating the association with the concept of science and technology, specifically computer science and programming. The function is highly selective for words related to these topics, with "word1" being the most highly associated input.

Please provide more input words to confirm or refine this description.