Keyword proximity refers to closeness of keywords. Your keywords should be close to each other in content of web page.It refers to the distance between the search term's individual keywords.It is used by search engine to measure relevancy of a given page to the search request.
Keyword density refers to the %age of keywords that can be found in the index able text on a web page. Like it can be appears in the Keyword in the title,Keyword in the description,Keyword in the meta tag.
Keyword proximity is the combination of the density of a keyword and the prominence. So proximity looks at the location of the keyword in the sentence and how often it's being used in that sentence and also takes into account the distance between them.
Every one knows that Content is king in seo
. For getting maximum from our content we have to take care for Keyword density, Keyword proximity and keyword prominence.
For example: This post is related to “Keyword Proximity”. The word “Keyword Proximity” is not a key word. It is a key phrase. Here “Keyword” is a one keyword and “Proximity” is another keyword.
Keyword proximity is keyword density + keyword prominence. It basically is about frequency and distance between the keyword in the page. Since a keyword is not always a single word, but can also be a phrase, it can get difficult to calculate the keyword proximity.