    "<Convolutional2DComponent> <InputDim> %d <OutputDim> %d <FmapXLen> %d <FmapYLen> %d <FiltXLen> %d <FiltYLen> %d <FiltXStep> %d <FiltYStep> %d <ConnectFmap> %d <BiasMean> %f <BiasRange> %f <ParamStddev> %f\n"
