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|
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C These are the common blocks used in |
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C |
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C momanhough.f |
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C |
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C Author: Vannuccini Elena |
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C Date: 2004/2005 |
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C |
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|
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c include 'level1.f' |
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c SPEP 1 CLUSTERS ----> COUPLES and SINGLETS |
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c |
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c Variables to associate X and Y clusters in each plane |
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c according to |
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c * geometrical criteria |
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c * charge correlation |
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c |
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c------------------------------------------------------------------------ |
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|
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* maximum (total) number of STORED clusters |
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parameter (nclstrmax_level2 = nclstrmax) ! same as level1 |
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|
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* ----------------------------------------------------------- |
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* maximum number of cluster (per view) required to perform |
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* track serching with full Hough transform |
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* (singlets recovered during track refinement) |
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parameter (nclusterlimit=6) |
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* ----------------------------------------------------------- |
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* maximum number of couples (per plane) required to perform |
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* track serching with full Hough transform |
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* (couples recovered during track refinement) |
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parameter (ncouplelimit=8) |
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|
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* ----------------------------------------------------------- |
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* maximum number of STORED couples, per plane and total |
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* (to dimension the vectors) |
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c parameter (ncouplemax=2*(nclstrmax_level2/nplanes)**2) |
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c parameter (ncouplemaxtot=ncouplemax*nplanes) |
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parameter (ncouplemax = nclusterlimit*nclusterlimit) |
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parameter (ncouplemaxtot = ncouplemax*nplanes) |
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* ----------------------------------------------------------- |
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* maximum number of STORED couples |
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* (if the identified couples exceeds this number the |
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* track identification is not performed and the event is |
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* tagged as not good) |
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c parameter (ncp_max=10*nplanes) |
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c parameter (ncp_max=10*nplanes) |
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c parameter (ncp_max = ncouplemaxtot) |
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|
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|
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|
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* ----------------------------------------------------------- |
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* mask of views |
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* 0 = ok |
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* 1 = n.clusters > nclusterlimit |
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* 8 = n.couples > ncouplelimit |
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* 2 = n.couples > ncouplemax |
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* 3 = n.doublets > ndblt_max |
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* 4 = n.triplets > ntrpt_max |
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* 5 = n.clouds yz > ncloyz_max |
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* 6 = n.clouds xz > ncloxz_max |
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* 7 = n.track candidates > NTRACKSMAX |
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integer mask_view(nviews) |
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common/maskview/mask_view |
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|
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|
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* ----------------------------------------------------------- |
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* --- CLUSTERS ---------------------------------------------- |
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* ----------------------------------------------------------- |
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* mask for GOOD cluster |
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* 1 = good |
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* 0 = bad |
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* (- the three central strips should have BAD=0) NOT ANY MORE! |
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* - the charge should be greater than |
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* DEDX_X_MIN and DEDX_Y_MIN respectivelly |
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integer cl_good(nclstrmax_level2) |
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* ----------------------------------------------------------- |
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* mask for clusters associated to a track |
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* 1 = used |
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* 0 = not used |
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integer cl_used(nclstrmax_level2) |
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integer ncl_view(nviews) !n.clusters per plane |
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* ----------------------------------------------------------- |
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common/clusters/cl_good,cl_used,ncl_view |
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|
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* ----------------------------------------------------------- |
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* --- COUPLES ----------------------------------------------- |
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* ----------------------------------------------------------- |
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* Clusters are associated to form couples. |
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* The j-th couple on i-th plane is formed by |
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* clusters numbers CLX(i,j) and CLY(i,j) |
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integer clx(nplanes,ncouplemax),cly(nplanes,ncouplemax) |
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* number of couples |
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integer ncp_plane(nplanes) !per plane |
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integer ncp_tot !total |
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* ----------------------------------------------------------- |
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* COMMENT: |
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* the REAL number of couples is NCP_TOT, however the VIRTUAL |
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* number of couples is 2*NCP_TOT becouse of the |
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* ambiguity in Y view (2 sensors) |
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* Each real couples has two images: one on sensor 1, |
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* the other on sensor 2 |
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* ----------------------------------------------------------- |
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common/couples/clx,cly,ncp_plane,ncp_tot |
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* ----------------------------------------------------------- |
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* FUNCTIONS to retrieve couple info |
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* |
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* id_cp(ip,icp,is) -- returns a GLOBAL couple ID, |
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* given the plane, the sensor, |
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* and the couple id relative to the plane |
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* ID < 0 if sensor =1 |
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* ID > 0 if sensor =2 |
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* |
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* Given the global couple ID: |
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* |
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* ip_cp(id) -- returns the plane number |
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* is_cp(id) -- returns the plane number |
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* icp_cp(id) -- returns the id number relative to the plane |
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* ----------------------------------------------------------- |
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|
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|
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* ----------------------------------------------------------- |
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* --- SINGLETS ---------------------------------------------- |
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* ----------------------------------------------------------- |
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* single clusters, not associated in any couple |
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integer ncls(nplanes) |
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integer cls(nplanes,nclstrmax_level2) |
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* ----------------------------------------------------------- |
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* mask for clusters not inlcuded in a couple |
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* 1 = single |
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* 0 = non single |
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integer cl_single(nclstrmax_level2) |
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* ----------------------------------------------------------- |
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common/singlets/ncls,cls,cl_single |
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|
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|
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c+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + |
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c + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + |
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c------------------------------------------------------------------------ |
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c HOUGH-TRANSFORM parameters |
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c------------------------------------------------------------------------ |
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c + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + |
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c+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + |
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|
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c SPEP 2 COUPLES ----> DOUBLETS and TRIPLETS |
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c |
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c Variables to associate couples in |
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C |
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c DOUBLETS for Y-Z view |
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c TRIPLETS for X-Z view |
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c |
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c The 3D particle track can be approximated with a straight line |
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c in the Y-Z view and with a circle sector in the X-Z view. |
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c The Hough trasform is applied independently to the two views. |
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c The parameters of the projected tracks are evaluated for each |
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c combination of points (doublets in YZ and triplets in XZ). |
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c |
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c Hence track candidates will be identified by looking for |
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c "clusters" of points (CLOUDS) in the parameter space. |
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c |
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c------------------------------------------------------------------------ |
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parameter (ndblt_max=5000) !maximum number of doublets |
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parameter (ntrpt_max=10*ndblt_max) !maximum number of triplets |
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* ----------------------------------------------------------- |
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* number of doublets and triplets |
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integer ndblt,ntrpt |
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* ----------------------------------------------------------- |
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* List of couple absolute IDs that form doublets and triplets |
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integer cpyz1(ndblt_max),cpyz2(ndblt_max) |
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integer cpxz1(ntrpt_max),cpxz2(ntrpt_max),cpxz3(ntrpt_max) |
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* ----------------------------------------------------------- |
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* parameters of the projected tracks |
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real |
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$ alfayz1(ndblt_max), !Y0 |
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$ alfayz2(ndblt_max) !tg theta-yz |
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real |
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$ alfaxz1(ntrpt_max), !X0 |
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$ alfaxz2(ntrpt_max), !tg theta-xz |
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$ alfaxz3(ntrpt_max) !1/r |
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* ----------------------------------------------------------- |
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common/hough_param/ |
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$ alfayz1, !Y0 |
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$ alfayz2, !tg theta-yz |
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$ alfaxz1, !X0 |
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$ alfaxz2, !tg theta-xz |
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$ alfaxz3 !1/r |
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common/doublets/ndblt,cpyz1,cpyz2 |
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common/triplets/ntrpt,cpxz1,cpxz2,cpxz3 |
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|
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c SPEP 3 DOUBLETS and TRIPLETS ----> YZ and XZ-CLOUDS |
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c |
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c Variables to group doublets and triplets in CLOUDS, according to |
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c their relative distance in parameter space. |
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c The association is done indipendently on YZ and XZ views. |
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c |
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c------------------------------------------------------------------------ |
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parameter (ncloyz_max=200)!maximum number of clouds |
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parameter (ncloxz_max=200)! " |
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* ----------------------------------------------------------- |
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* Number of YZ and XZ clouds |
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integer nclouds_yz,nclouds_xz |
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* ----------------------------------------------------------- |
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* mask to store combinations of couples selected as clouds |
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* NOTATION: |
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* 0 = not selected |
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* 1 = selected couple image in SENSOR 1 |
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* 2 = selected couple image in SENSOR 2 |
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* 3 = selected both images |
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integer cpcloud_yz(ncloyz_max,ncouplemaxtot) |
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integer cpcloud_xz(ncloxz_max,ncouplemaxtot) |
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* ----------------------------------------------------------- |
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* doublet and triplet ID in the selected clouds |
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integer db_cloud(ndblt_max) |
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integer tr_cloud(ntrpt_max) |
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* ----------------------------------------------------------- |
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* number of points in the cloud |
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integer ptcloud_yz(ncloyz_max) |
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integer ptcloud_xz(ncloxz_max) |
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* ----------------------------------------------------------- |
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* average parameters |
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real alfayz1_av(ncloyz_max),alfayz2_av(ncloyz_max) |
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real alfaxz1_av(ncloxz_max),alfaxz2_av(ncloxz_max) |
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$ ,alfaxz3_av(ncloxz_max) |
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common/clouds_yz/ |
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$ nclouds_yz |
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$ ,alfayz1_av,alfayz2_av |
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$ ,ptcloud_yz,db_cloud,cpcloud_yz |
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common/clouds_xz/ |
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$ nclouds_xz |
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$ ,alfaxz1_av,alfaxz2_av,alfaxz3_av |
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$ ,ptcloud_xz,tr_cloud,cpcloud_xz |
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|
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c SPEP 4 YZ and XZ-CLOUDS ----> TRACK CANDIDATES |
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c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- |
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c |
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c Variables to store information about track-candidates, |
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c evaluated by combining YZ and XZ clouds. |
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c |
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c NB ! ! ! |
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c |
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c While until now the plane number followed the mechanical notation |
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c (1 to 6, from bottom to top), variables related to the tracks |
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c are referred to the mini notation (1 to 6, from top to bottom) |
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c |
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c------------------------------------------------------------------------ |
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|
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* ----------------------------------------------------- |
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* default p.f.a. |
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* used to fit track candidates |
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* ----------------------------------------------------- |
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character*5 PFAdef |
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parameter (PFAdef='COG1') |
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|
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c------------------------------------------------------------------------ |
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c variable related to track selection and fitting |
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c------------------------------------------------------------------------ |
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|
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* track candidates |
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PARAMETER (NTRACKSMAX=ncloyz_max*ncloxz_max) |
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INTEGER NTRACKS !number of track candidates |
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REAL AL_STORE(5,NTRACKSMAX) |
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REAL XM_STORE(NPLANES,NTRACKSMAX) |
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REAL YM_STORE(NPLANES,NTRACKSMAX) |
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REAL ZM_STORE(NPLANES,NTRACKSMAX) |
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REAL RESX_STORE(NPLANES,NTRACKSMAX) |
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REAL RESY_STORE(NPLANES,NTRACKSMAX) |
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REAL XV_STORE(NPLANES,NTRACKSMAX) |
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REAL YV_STORE(NPLANES,NTRACKSMAX) |
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REAL ZV_STORE(NPLANES,NTRACKSMAX) |
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REAL AXV_STORE(NPLANES,NTRACKSMAX) |
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REAL AYV_STORE(NPLANES,NTRACKSMAX) |
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REAL XGOOD_STORE(NPLANES,NTRACKSMAX) |
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REAL YGOOD_STORE(NPLANES,NTRACKSMAX) |
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INTEGER CP_STORE(NPLANES,NTRACKSMAX) |
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INTEGER CLS_STORE(NPLANES,NTRACKSMAX) |
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REAL RCHI2_STORE(NTRACKSMAX) |
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common/track_candidates/NTRACKS,AL_STORE |
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$ ,XV_STORE,YV_STORE,ZV_STORE |
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$ ,XM_STORE,YM_STORE,ZM_STORE |
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$ ,RESX_STORE,RESY_STORE |
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$ ,AXV_STORE,AYV_STORE |
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$ ,XGOOD_STORE,YGOOD_STORE |
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$ ,CP_STORE,CLS_STORE,RCHI2_STORE |
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|
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|
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* best-candidate selection |
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PARAMETER (CHI2MAX=15) |
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|
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|
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|
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c------------------------------------------------------------------------ |
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c CUTS and other parameters |
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c------------------------------------------------------------------------ |
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PARAMETER (PIGR=3.14) !159265359)!(1) |
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* ----------------------------------------------------- |
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* cuts on cluster signal |
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* ----------------------------------------------------- |
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parameter (dedx_x_min=0.) |
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parameter (dedx_y_min=0.) |
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* ----------------------------------------------------- |
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* number of GOOD strips around MAXS |
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* (NB this cut has been removed in track fitting but |
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* not in calibration) |
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* ----------------------------------------------------- |
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parameter (ngoodstr=2) |
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* ----------------------------------------------------- |
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* first cuts on the parameters determined with |
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* the hough transform, in order to exclude from the |
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* analysis non physical dublets and triplets |
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* (out of the geometrical acceptance of the apparatus) |
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* ----------------------------------------------------- |
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* geometrical acceptance whit 6 planes |
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c$$$ parameter (alfyz1_max=8.7) !Y0 (real acc+1cm) |
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c$$$ parameter (alfyz2_max=0.47) !tg theta-yz (18+7deg) |
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c$$$ parameter (alfxz1_max=9.5) !X0 (real acc+1cm) |
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c$$$ parameter (alfxz2_max=0.47) !tg theta-xz (18+7deg) |
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|
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c$$$* geometrical acceptance whit the last 5 planes |
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c$$$ parameter (alfyz1_max=12.4) !Y0 (real acc+1cm) |
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c$$$ parameter (alfyz2_max=0.55) !tg theta-yz (22+7deg) |
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c$$$ parameter (alfxz1_max=13.7) !X0 (real acc+1cm) |
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c$$$ parameter (alfxz2_max=0.55) !tg theta-xz (22+7deg) |
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c$$$ |
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c$$$* geometrical acceptance whit the last 4 planes |
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c$$$ parameter (alfyz1_max=18.6) !Y0 (real acc+1cm) |
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c$$$ parameter (alfyz2_max=0.70) !tg theta-yz (28+7deg) |
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c$$$ parameter (alfxz1_max=20.6) !X0 (real acc+1cm) |
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c$$$ parameter (alfxz2_max=0.70) !tg theta-xz (28+7deg) |
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c$$$ |
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* geometrical acceptance whit the last 3 planes |
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parameter (alfyz1_max=31.0) !Y0 (real acc+1cm) |
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parameter (alfyz2_max=1.04) !tg theta-yz (39+7deg) |
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parameter (alfxz1_max=34.4) !X0 (real acc+1cm) |
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parameter (alfxz2_max=1.04) !tg theta-xz (39+7deg) |
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* ----------------------------------------------------- |
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* cut on the position of the circle center: |
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* center inside the spectrometer volume is not physical |
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* ==> THE TRIPLET IS REJECTED |
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* ----------------------------------------------------- |
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parameter (xclimit=8.) !cm |
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* ----------------------------------------------------- |
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* Parameter normalization constants, needed to evaluate |
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* distances in parameter space |
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* ----------------------------------------------------- |
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parameter (Dalfaxz3=1.) |
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parameter (Dalfayz1=0.8864e-1) |
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parameter (Dalfayz2=0.6204e-3) |
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parameter (Dalfaxz1=0.2909e-1) |
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parameter (Dalfaxz2=0.2759e-2) |
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* ----------------------------------------------------- |
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* Cut on normalized distances in parameter space. |
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* Doublets/triplets are recursively included in a cloud |
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* if the distance from any of the points already included |
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* is less than this cut. |
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* ----------------------------------------------------- |
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parameter(cutystart=0.3) |
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parameter(cutystep=0.3) |
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parameter(cutxstart=1.) |
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parameter(cutxstep=1.) |
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parameter(maxcuty=100.) |
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parameter(maxcutx=150.) |
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|
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parameter(nstepx=50) !inclusion-cut increasing steps |
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parameter(nstepy=50) |
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|
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real cutdistyz !y0 / tg theta_yz space |
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real cutdistxz !x0 / tg theta_xz space |
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common/cutdi/cutdistyz,cutdistxz |
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* (NB deflection is not considered in the selection criteria) |
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* -------------------------------------------------- |
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* cloud selection |
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* -------------------------------------------------- |
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parameter(x_min_start=4) |
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parameter(x_min_step=1) |
| 382 |
|
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integer ncpxz_min |
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integer nptxz_min !for a circle |
| 385 |
integer nplxz_min !for a circle |
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|
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common/cutxclouds/ncpxz_min,nptxz_min,nplxz_min |
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|
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parameter(y_min_start=3) |
| 390 |
|
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integer ncpyz_min |
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integer nptyz_min !for a straight line |
| 393 |
integer nplyz_min !for a circle |
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common/cutyclouds/ncpyz_min,nptyz_min,nplyz_min |
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* -------------------------------------------------- |
| 396 |
|
| 397 |
* ----------------------------------------------------- |
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* minimum number of matching couples required to combine |
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* XZ-YZ clouds and perform the fit |
| 400 |
* ----------------------------------------------------- |
| 401 |
parameter (ncpok=3) |
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|
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* ----------------------------------------------------- |
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* maximum value of deflection from Hough transform |
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* accepted in order to perform the track fit |
| 406 |
* ----------------------------------------------------- |
| 407 |
c parameter (defmax=10000.) !GV-1 |
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parameter (defmax=100.) !GV-1 |
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|
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* ----------------------------------------------------- |
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* cut to include new couple or single clusters in the |
| 412 |
* track fitting, after the first fit |
| 413 |
* ----------------------------------------------------- |
| 414 |
parameter (clinc=3) |
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|
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|
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