室内/建筑物内的 WiFi 位置?
我想创建一个能够检测用户在建筑物内的位置的应用程序,但我不确定从哪里开始。我相信实际的“地图”只是一个想象,iPhone 位置跟踪器将覆盖在它的上面(或者是否有特殊的方法来处理这个问题)。我相信用户的位置将通过 wifi 进行跟踪 - 但我对此做了一些研究,似乎 wifi 点的最小数量需要是 3 个以上?以便对位置进行三角测量。 (这有多准确?)。我在应用商店上看到一些应用程序可以跟踪用户在超市内的位置,这是如何做到的?如果您能提供一些帮助,您将不胜感激,您可以分享的任何文章/教程都将非常有价值:]。谢谢 ..
i want to create an application that is able to detect the users position inside buildings but i'm unsure where to start. The actual 'map' i believe it will be just an imagine and the iphone position tracker will be overlayed on top of it (or is there a particular way to deal with this). I believe that the position of the user will be tracked via wifi - but i have done some research into this and it seems that the minimum amount of wifi points needs to be 3+? in order to triangulate the position. (also how accurate will this be?). I saw on the app store a few applications that track the position of the user inside supermarkets, how is this done? Would appreciate some help on this, any articles/tutorials you could share would be of great value :]. Thanks ..
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看看核心位置。它是为您的应用程序提供定位和 GPS 信息的框架。它的精度不太可能足够精确地告诉你在一座建筑物中的确切位置。
Take a look at Core Location. It's the framework that provides positioning and GPS info for your app. Its precision is not likely to be fine enough to tell exactly where in a single building you are.