Package com.facebook.openwifi.rrm.optimizers.tpc

Class LocationBasedOptimalTPC

java.lang.Object

com.facebook.openwifi.rrm.optimizers.tpc.TPC

com.facebook.openwifi.rrm.optimizers.tpc.LocationBasedOptimalTPC

public class LocationBasedOptimalTPC
extends TPC

Location-based optimal TPC algorithm.

Assign tx power based on an exhaustive search algorithm given the AP location.

Field Summary

Fields

Modifier and Type	Field	Description
static String	ALGORITHM_ID	The RRM algorithm ID.

Fields inherited from class com.facebook.openwifi.rrm.optimizers.tpc.TPC

DEFAULT_TX_POWER_CHOICES, deviceConfigs, MAX_TX_POWER, MIN_TX_POWER, model, zone

Constructor Summary

Constructors

Constructor	Description
LocationBasedOptimalTPC(Modeler.DataModel model, String zone, DeviceDataManager deviceDataManager)	Constructor.

Method Summary

Modifier and Type	Method	Description
Map<String,Map<String,Integer>>	computeTxPowerMap()	Compute tx power assignments.
protected static List<List<Integer>>	getPermutationsWithRepetitions(List<Integer> choices, int n)	Iterative way to generate permutations with repetitions.
static LocationBasedOptimalTPC	makeWithArgs(Modeler.DataModel model, String zone, DeviceDataManager deviceDataManager, Map<String,String> args)	Factory method to parse generic args map into the proper constructor
static List<Integer>	runLocationBasedOptimalTPC(int sampleSpace, int numOfAPs, List<Double> apLocX, List<Double> apLocY, List<Integer> txPowerChoices)	Get the optimal tx power for all the participant APs.

Methods inherited from class com.facebook.openwifi.rrm.optimizers.tpc.TPC

getApsPerChannel, updateDeviceApConfig, updateTxPowerChoices

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ALGORITHM_ID

public static final String ALGORITHM_ID

The RRM algorithm ID.

See Also:

Constant Field Values

Constructor Detail

LocationBasedOptimalTPC

public LocationBasedOptimalTPC(Modeler.DataModel model,
                               String zone,
                               DeviceDataManager deviceDataManager)

Constructor.

Method Detail

makeWithArgs

public static LocationBasedOptimalTPC makeWithArgs(Modeler.DataModel model,
                                                   String zone,
                                                   DeviceDataManager deviceDataManager,
                                                   Map<String,String> args)

Factory method to parse generic args map into the proper constructor

getPermutationsWithRepetitions

protected static List<List<Integer>> getPermutationsWithRepetitions(List<Integer> choices,
                                                                    int n)

Iterative way to generate permutations with repetitions.

Parameters:

choices - all the choices to be considered

n - the number of items in a permutation

Returns:

the list of all the combinations

runLocationBasedOptimalTPC

public static List<Integer> runLocationBasedOptimalTPC(int sampleSpace,
                                                       int numOfAPs,
                                                       List<Double> apLocX,
                                                       List<Double> apLocY,
                                                       List<Integer> txPowerChoices)

Get the optimal tx power for all the participant APs.

Parameters:

sampleSpace - the boundary of the space

numOfAPs - the number of APs

apLocX - the location x of the APs

apLocY - the location y of the APs

txPowerChoices - the tx power options in consideration

Returns:

the tx power of each device

computeTxPowerMap

public Map<String,Map<String,Integer>> computeTxPowerMap()

Description copied from class: TPC

Compute tx power assignments. This is the core method of this class.

Specified by:

computeTxPowerMap in class TPC

Returns:

the map of devices (by serial number) to radio to tx power