; sos pattern recognition and tracking code parameters ; sminhit(i) minimum number of hits in each space point (one for each chamber) ; smin_combos(i) minimum number of pairs in each space point ( one per chamber) ; sspace_point_criterion(i) minimum separation of distinct space points ; smax_pr_hits = 25, 25 smin_hit = 5, 5 smin_combos = 6, 6 sspace_point_criterion = 1.2, 1.2 ; ; The following four criteria are applied to the stub fit results at the ; focal plane position to link stubs to tracks ; sxt_track_criterion ; syt_track_criterion ; sxpt_track_criterion ; sypt_track_criterion sxt_track_criterion = 100. syt_track_criterion = 20. sxpt_track_criterion = 1.0 sypt_track_criterion = 1.0 ; ssingle_stub If .ne. 0 make a track of all single stubs ssingle_stub = 0 ; turn on/off small angle approximation to left/right decision for y sSmallAngleApprox = 1 ; ; Crude track selection criteria in s_physics ; ssel_chi2_fpperdegmax maximum chi2 per degree of freedom for track ssel_chi2_fpperdegmax = 9999999. ; ssel_dedx1min minimum dedx to chose best track in scin 1 ssel_dedx1min = -1000000. ; ssel_dedx1max maximum dedx to chose best track in scin 1 ssel_dedx1max = 1000000. ; ssel_betamin minimum track beta to chose best track ssel_betamin = -1000000. ; ssel_betamax maximum track beta to chose best track ssel_betamax = 1000000. ; ssel_etmin minimum track et to chose best track ssel_etmin = -1000000. ; ssel_etmax maximum track et to chose best track ssel_etmax = 1000000. ; ssel_ndegreesmin minimum number of degrees of freedom for track ssel_ndegreesmin = 1 ; sstat_maxchisq chisquared limit for tracks used to measure hodo. eff. sstat_maxchisq = 10. ; sstat_slop distance from center of scin. to count as expecting hit ; must be < 2 cm. since s1y and s2y scins. are only +/- 2cm in size. sstat_slop = 1. ; sstat_mineff warning level for scin. effic. sstat_mineff = .95 ; sstat_cal_maxchisq chisquared limit for tracks used to measure cal. eff. sstat_cal_maxchisq = 10. ; sstat_cal_slop distance from center of block to count as expecting hit sstat_cal_slop = 2. ; scer_min_eff warning level for cerenkov effic. scer_min_eff = .90 ; scer_threshold threshold for good hit (for measureing effic.) scer_threshold = 0.5 ; sdc_min_eff warning level for dc raw effic.(1 per plane) sdc_min_eff = .96,.96,.96,.96,.96,.96 .96,.96,.96,.96,.96,.96 ; sdc_min_wire_eff warning level for wire effic, measured using tracking sdc_min_wire_eff = .85 ; sdc_min_plane_eff warning level for plane effic, measured using tracking sdc_min_plane_eff = .95,.95,.95,.95,.95,.95 .95,.95,.95,.95,.95,.95 sxloscin = 2, 3 sxhiscin = 8, 14 syloscin = 2, 2 syhiscin = 8, 8 ; strack_eff_test_scin_planes is the number of planes nec needed to ; set sweet spot to true. 4 is extra clean, 3 is good enough for e-'s. strack_eff_test_num_scin_planes = 4