public static Layer Load(StreamReader reader, Dictionary <int, NetworkUnit> netUnits)
{
Layer layer = new Layer();
int units = int.Parse(reader.ReadLine());
for (int j = 0; j < units; j++)
{
int[] unitInfo = IOUtils.ReadInts(reader);
int[] extraUnits = IOUtils.ReadInts(reader);
Func <double, double> actFunc = ActFuncs.ById(unitInfo[1]);
NetworkUnit bias = extraUnits[0] > 0 ? netUnits.Get(extraUnits[0], isBias: true) : null;
NetworkUnit memory = extraUnits[1] > 0 ? netUnits.Get(extraUnits[1]) : null;
NetworkUnit unit = netUnits.Get(unitInfo[0], actFunc, bias);
unit.MemoryUnit = memory;
int connections = int.Parse(reader.ReadLine());
for (int k = 0; k < connections; k++)
{
double[] connTokens = IOUtils.ReadDoubles(reader);
int connUnitId = (int)connTokens[0];
double connWeight = connTokens[1];
unit.Connections[netUnits.Get(connUnitId)] = connWeight;
}
layer.AddUnit(unit);
}
return(layer);
}
public NetworkUnit(Func <double, double> actFunc, int unitId, NetworkUnit biasUnit = null)
{
UnitId = unitId;
ID_COUNTER = Math.Max(unitId, ID_COUNTER) + 1;
Connections = new Dictionary <NetworkUnit, double>();
BiasUnit = biasUnit;
ActFunc = actFunc;
}
public static NetworkUnit Get(this Dictionary <int, NetworkUnit> dict, int key,
Func <double, double> actFunc = null, NetworkUnit biasUnit = null, bool isBias = false)
{
if (!dict.ContainsKey(key))
{
dict[key] = isBias ? NetworkUnit.CreateBias(key) : new NetworkUnit(actFunc, key, biasUnit);
}
return(dict[key]);
}
public NetworkUnit(Func <double, double> actFunc, NetworkUnit biasUnit = null)
{
UnitId = ID_COUNTER;
ID_COUNTER++;
Connections = new Dictionary <NetworkUnit, double>();
ActFunc = actFunc;
BiasUnit = biasUnit;
if (BiasUnit != null)
{
Connections[BiasUnit] = 0;
}
}
public void AddUnit(NetworkUnit unit)
{
Units.Add(unit);
}