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higher exponent

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Laura Klünder 2017-12-26 13:30:54 +01:00
parent 5d8af2ca1d
commit b28ae3341f
1 changed files with 4 additions and 4 deletions
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src/c3nav/routing/locator.py
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@ -120,15 +120,15 @@ class LocatorSpace:
self.stations = tuple(self.stations_set)
self.stations_lookup = {station_id: i for i, station_id in enumerate(self.stations)}
self.levels = np.full((len(self.points), len(self.stations)), fill_value=(-90)**2, dtype=np.int32)
self.levels = np.full((len(self.points), len(self.stations)), fill_value=(-90)**3, dtype=np.int32)
for i, point in enumerate(self.points):
for station_id, value in point.values.items():
self.levels[i][self.stations_lookup[station_id]] = value**2
self.levels[i][self.stations_lookup[station_id]] = value**3
def get_best_point(self, scan_values, station_ids):
stations = tuple(self.stations_lookup[station_id] for station_id in station_ids)
values = np.array(tuple(scan_values[station_id]**2 for station_id in station_ids), dtype=np.int32)
scores = np.sum((self.levels[:, stations]-values)**2, axis=1) / len(stations) / (1.1**len(stations))
values = np.array(tuple(scan_values[station_id]**3 for station_id in station_ids), dtype=np.int32)
scores = np.sum((self.levels[:, stations]-values)**2, axis=1) / len(stations)
best_point = np.argmin(scores).ravel()[0]
return self.points[best_point], scores[best_point]