FHWS/Indoor
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added wifi per-floor optimization

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added plot to wifi-quality-analyzer
changes to per-floor wifi models
minor fixes
This commit is contained in:
k-a-z-u
2018-05-16 13:02:06 +02:00
parent 5bec3a5c0d
commit a8123d532d
9 changed files with 304 additions and 24 deletions
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24
sensors/radio/WiFiProbabilityFree.h
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@@ -15,6 +15,14 @@
*/
class WiFiObserverFree : public WiFiProbability {
public:
enum class EvalDist {
NORMAL_DISTIRBUTION,
CAPPED_NORMAL_DISTRIBUTION,
EXPONENTIAL,
};
private:
const float sigma;
@@ -31,9 +39,11 @@ private:
bool useError = false;
EvalDist dist;
public:
WiFiObserverFree(const float sigma, WiFiModel& model) : sigma(sigma), model(model) {
WiFiObserverFree(const float sigma, WiFiModel& model, EvalDist dist = EvalDist::NORMAL_DISTIRBUTION) : sigma(sigma), model(model), dist(dist) {
allAPs = model.getAllAPs();
}
@@ -76,8 +86,16 @@ public:
const float sigma = this->sigma + this->sigmaPerSecond * age.sec();
// probability for this AP
double local = Distribution::Normal<double>::getProbability(modelRSSI, sigma, scanRSSI);
//double local = Distribution::Exponential<double>::getProbability(0.1, std::abs(modelRSSI-scanRSSI));
double local = NAN;
switch (dist) {
case EvalDist::NORMAL_DISTIRBUTION:
local = Distribution::Normal<double>::getProbability(modelRSSI, sigma, scanRSSI); break;
case EvalDist::CAPPED_NORMAL_DISTRIBUTION:
local = Distribution::Region<double>::getProbability(modelRSSI, sigma, scanRSSI); break;
case EvalDist::EXPONENTIAL:
local = Distribution::Exponential<double>::getProbability(0.05, std::abs(modelRSSI-scanRSSI)); break;
default: throw Exception("unsupported distribution");
}
// also add the error value? [location is OK but model is wrong]
if (useError) {