public HTMSegment(HTMCell cell, int activationThreshold)
{
_cell = cell;
_activationThreshold = activationThreshold;
_synapses = new List <HTMSynapse>();
_isSequence = false;
}
public HTMCellViewer(HTMCell cell)
{
InitializeComponent();
_cell = cell;
this.Text = "Cell " + _cell.Column.PosX + "," + _cell.Column.PosY + " index in column: " + _cell.IndexInColumn;
UpdateView();
}
public HTMSegment(HTMCell cell, int activationThreshold)
{
_cell = cell;
_activationThreshold = activationThreshold;
_synapses = new List<HTMSynapse>();
_isSequence = false;
}
protected override void OnPaint(PaintEventArgs e)
{
_g.Clear(_backgroundColor);
if (_region == null)
{
return;
}
int x1, y1, x2, y2;
int width = _bitmap.Width;
int height = _bitmap.Height;
_colSize = Math.Max(Math.Min(width / _region.Width, height / _region.Height) - 2, 2);
foreach (HTMColumn col in _region.Columns)
{
x1 = (int)(col.X * (width - _colSize - 1));
x2 = (int)(col.X * (width - _colSize - 1)) + _colSize;
y1 = (int)(col.Y * (height - _colSize - 1));
y2 = (int)(col.Y * (height - _colSize - 1)) + _colSize;
HTMCell cell = col.Cells[_indexInColumn];
if (cell.GetPredicting(0))
{
//_g.FillEllipse(_predictiveCellBrush, x1, y1, x2 - x1, y2 - y1);
//_g.DrawEllipse(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
_g.FillRectangle(_predictiveCellBrush, x1, y1, x2 - x1, y2 - y1);
_g.DrawRectangle(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
}
else if (cell.GetLearning(0))
{
//_g.FillEllipse(_learningCellBrush, x1, y1, x2 - x1, y2 - y1);
//_g.DrawEllipse(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
_g.FillRectangle(_learningCellBrush, x1, y1, x2 - x1, y2 - y1);
_g.DrawRectangle(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
}
else if (cell.GetActive(0))
{
// _g.DrawEllipse(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
_g.DrawRectangle(new Pen(new SolidBrush(Color.Black), 2), x1, y1, x2 - x1, y2 - y1);
}
else
{
//_g.DrawEllipse(new Pen(new SolidBrush(Color.Black)), x1, y1, x2 - x1, y2 - y1);
_g.DrawRectangle(new Pen(new SolidBrush(Color.Black)), x1, y1, x2 - x1, y2 - y1);
}
}
_g1.DrawImageUnscaled(_bitmap, 0, layerLabel.Height + layerLabel.Top);
// TO DO : move in other method!
foreach (HTMCellViewer cellViewer in _cellViewers)
{
cellViewer.UpdateView();
}
}
public HTMCellViewer(HTMCell cell)
{
InitializeComponent();
_cell = cell;
this.Text = "Cell " + _cell.Column.PosX + "," + _cell.Column.PosY + " index in column: " + _cell.IndexInColumn;
UpdateView();
}
// For the given column, return the cell with the best matching segment.
// If no cell has a matching segment, then return the cell with the fewest number of segments.
public CellSegmentInfo GetBestMatchingCell(bool sequence, int t)
{
HTMCell bestCell = null;
HTMSegment bestSeg = null;
int bestCount = 0;
HTMSegment seg;
int synapseCount;
foreach (HTMCell cell in _cells)
{
seg = cell.GetBestMatchingSegment(t, sequence);
// TO DO . to study in depth. the previsous function is aggressive in finding the segment but
// nevertheless exclude segment with activation under minThreshold, this could bring
// to add step by step similar segments?
if (seg != null)
{
synapseCount = seg.GetActiveSynapses(t, false, false).Count;
if (synapseCount > bestCount)
{
bestCell = cell;
bestSeg = seg;
bestCount = synapseCount;
}
}
}
if (bestCell == null)
{
int fewestSegmentCount = int.MaxValue;
foreach (HTMCell cell in _cells)
{
if (cell.DistalSegments.Count < fewestSegmentCount)
{
fewestSegmentCount = cell.DistalSegments.Count;
bestCell = cell;
//if (cell.DistalSegments.Count > 0)
// bestSeg = cell.DistalSegments[0]; // choose the first segment
}
}
}
CellSegmentInfo cellSegmentInfo = new CellSegmentInfo();
cellSegmentInfo.Cell = bestCell;
cellSegmentInfo.Segment = bestSeg;
return(cellSegmentInfo);
}
public HTMSynapse(HTMCell inputCell, double permanence = _initialPermanence)
{
_inputCell = inputCell;
_permanence = permanence;
}
public HTMSynapse(HTMCell inputCell, double permanence = _initialPermanence)
{
_inputCell = inputCell;
_permanence = permanence;
}