Keyword Optimizer helps you to better Optimize your webpages for Search Engines & even Predict AdSense Earnings of a Webpage. Keyword Optimizer shows you how Search Engines are precising your webpage giving you an indication of optimizations your webpage needs to focus on the keywords you actually intended to focus on.
The heart of the tool is a Context Detection Engine, built in Keyword Country Labs. Context Detection gets even the small traces of important keywords mentioned in the webpage. The engine has no relation with the Keyword Density at all, just like modern Search Engines..
Context Detection Engine was designed to replicate the way modern Search Engines work and like them, it also places great emphasis on Headlines and other prominent areas. The keywords provided by the Context Engine are passed thru KC API (an XML based version of KC's Keyword Engine) and the values available are shown to you.
The end EPC figure comes by averaging the EPC figures of different keywords found on your webpage.
What it is: Estimated EPC is the average of what all the advertisers bidding for the given keyword.
Importance: Estimated EPC adds to your power of judging high paying keywords. EPC figure comes after studying Advertisers' CTR, No of Clicks, budgets, estimated spendings on Adwords and many more variables. Estimated EPC lets you for see- How much payout you can expect by targeting that keyword for AdSense.
Source: Google Adwords and tedious calculations.
What it is: The actual number of pages that will be competing against you on a keyword. Inanchor Intitle formula used to determine this figure is regarded as the most precise formula ever devised to measure competition.
Importance: This column lets you find many more niche keywords. Generally the number of search results returned by Search Engines are taken as the number of pages competing on a keyword. But those pages who have used or just dumped your keyword in the corner of their page are not competing.