The phrase "an existing idea of" is correct and usable in written English.
It can be used when discussing a concept or notion that is already established or recognized within a particular context.
Example: "The research aims to challenge an existing idea of what constitutes effective leadership in modern organizations."
Alternatives: "a prevailing notion of" or "a current understanding of".
As for the position, whereas recumbent bikes typically see the rider lying on their back and travelling feet first, Mr Obree reverted to "first principles," wiping his memory of any existing ideas of bicycle design and thinking, simply, about the physics of movement.
More often than not you need that little twist on an existing idea, the tweak of the business model, the minor product adaptation, or even just the ability to put together and lead a fantastic team that is supremely resourceful in overcoming obstacles and driving the tweaked idea to market.
This could be great, if you think of a unique service, or new -- or even an old idea (like a phone), becomes the new idea (smart-phone), or one of a kind creations, or an application of an existing idea -- possibly with a twist or turn which may often be a registered or trademarked name or a patented product.
Sometimes he seemed to sharpen the edge of an existing idea: in the race issue, Queen Elizabeth II is depicted with a dark skin, similar to Andy Warhol's pastel-colored images of Mao from the early 1970's and the blue-faced Nixon of his 1972 "Vote McGovern" poster.
Founded on the algorithm published earlier [10], mode (i) is a straight implementation of an existing idea.
The finding challenges the existing idea of what happens during a greenhouse period, Schmitz says, and it should fuel more research; for instance, he says, it's not quite clear where the plants' nutrients came from if they weren't stirred up from the bottom.
It is immediately apparent that the V1 segment is substantially larger than the V2 or V3 segments, which is in agreement with the existing idea of the OR as a primarily striate projection and also the larger cortical area span of V1 compared to V2 or V3 (Yan et al. 2009).
Some comparative analysis with the existing idea of global sensitivity analysis is also carried out by contrasting the essential differences among the two approaches and analyzing the results of computational experiments.
This paper introduces a novel self-healing technique for key distribution with revocation and demonstrates how it improves the efficiency over the previous approaches while using the existing idea of secret sharing or revocation polynomial in designing self-healing key distribution schemes with revocation.
