Click here to Download # # RD_2Gabor_Rect.moo # # 1/2 Reichardt detector using two Gabor filters, with rectification # before multiplication. mod_type rd_2gabor # Model type sscale 0.1 # degr/pix tscale 0.002 # sec/frame xn 32 # filter x size yn 32 # filter y size tn 256 # filter t size #--------------------------------------.--------------------------------------# # # # FILTER # # # # Spatial Gabor filter # # # #-----------------------------------------------------------------------------# <filter> gabor_theta 0 # preferred orientation (deg) gabor_ssd_par 0.40 # SD space parallel (deg) gabor_ssd_orth 0.30 # SD space orthogonal (deg) gabor_sf 1.00 # Spatial frequency (cyc/deg) gabor_phase 0 # Spatial phase (deg) # # Temporal filter # gabor_tfilt maxwell_diff # 'gaussian', 'maxwell', 'maxwell_diff' gabor_maxwell_tmax 0.020 # Time of maximum (sec) gabor_maxwell_tmax_2 0.040 # Time of maximum (sec), negative function gabor_maxwell_tamp_2 1.0 # Relative ampl of negative maxwell function gabor_tfilt_dump 0 # 1-append temporal filter to 'zzz.tfilt.pl' power 1.0 # Use 0.5 for square root (1.0 is default) dt_even 0.020 # Time delay applied to even pathway (s) rectify 1 # 1-rectify before multiply, 0-no rect </filter> model_write_filter -1 # (-1 no write) Write filters, 0,1, 4=all #--------------------------------------.--------------------------------------# # # # SPIKE_GEN # # # # Poisson spike generation # # # #-----------------------------------------------------------------------------# <spike_gen> type poisson # Spike generation algorithm, dflt "poisson"; "ifc" offset0 0.0 # Add to filter output, BEFORE scaling (0.0) scale 0.0007 # Multiply filter output (1.0) offset 0.0 # Add to filter output, AFTER scaling (0.0) toffset 0.040 (s) # Time delay added to spike times spike_dump 0 # Dump firing probability to 'zz.dump.pl' if 1 </spike_gen>