code: public void addEvents(Matrix events) {
  		int seriesCount = getSeriesCount();
  		for (int r = 0; r < events.getRowCount(); r++) {
  			long timestamp = events.getAsLong(r, 0);
  			for (int c = 1; c < events.getColumnCount(); c++) {
  				double value = events.getAsDouble(r, c);
  				addEvent(timestamp, seriesCount + c - 1, value);
  			}
  		}
  	}
docs: Adds the events of a new Matrix to the time series. The first column of
  the matrix must contain the timestamps.
  
  @param events
  matrix with events to add