{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001290","494:4940001944","494:4940002152","494:4940001291","494:4940001562","487:4870009039","494:4940001355","494:4940001415","494:4940001489","494:4940002042","494:4940001743","494:4940001298","494:4940000469","494:4940001645","494:4940001833","494:4940001647","494:4940001289","494:4940003275","470:4700004037","470:4700004046","494:4940003623","500:5000000222","494:4940002256","494:4940001742","494:4940001401"],"twin_admin_codes":[494,494,494,494,494,487,494,494,494,494,494,494,494,494,494,494,494,494,470,470,494,500,494,494,494],"twin_sims":[0.19496590115911558,0.1888231400853962,0.09386340131851784,0.0857551067197527,0.08176793182983472,0.0640019103360343,0.06395867089734499,0.06327225267132462,0.06310014385490326,0.06191365646773261,0.060838001518696734,0.057276615489715375,0.054627442111138194,0.052750256321891155,0.04985743103328393,0.04804115061135933,0.045969395836749444,0.045650363199311435,0.045488488269714744,0.044737740182148315,0.04206154460128633,0.041221204881957484,0.03945857006714467,0.038406150827897625,0.03672556001404693],"twin_dists":[0.23484888647303587,0.23713704847956696,0.28251296825941463,0.28785645995190917,0.29063287949904176,0.30451855499441094,0.3045559868275629,0.3051530020795371,0.30530352550970624,0.3063504613833644,0.30731392095554205,0.3106071485651371,0.313168240376921,0.3150459884762003,0.31805133543773145,0.32001333687601596,0.3223284573424529,0.32269269215575414,0.32287831873485906,0.323746532657275,0.32694448689816363,0.32798399620366847,0.3302238075148467,0.3316017739192717,0.3338700148896896],"n_dims_used":45,"mean_confidence":0.9172185262044271},"coverage":{"mean_confidence":0.9172185262044271,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}