{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010855","490:4900010839","490:4900011233","490:4900011083","490:4900011099","490:4900010772","490:4900011586","490:4900011650","490:4900011647","490:4900011235","490:4900011249","490:4900012117","490:4900011654","490:4900011231","490:4900011230","490:4900012051","490:4900012049","490:4900012052","490:4900011165","490:4900011644","490:4900010684","490:4900011077","490:4900010415","490:4900010414","490:4900012097"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3835531752483718,0.37548325427856727,0.2914132305058058,0.24480557019677862,0.230099482594422,0.2252657991822547,0.21866488333073858,0.2038400368965379,0.20267088891833188,0.1710998003992057,0.16557340789232436,0.15857491820584982,0.15356169590059468,0.14541929382169916,0.14531854571017733,0.14384585076444573,0.13888401105459083,0.13318896913196152,0.12120983808163255,0.1150884524993618,0.11117613912643205,0.10971750623577198,0.10614462997473692,0.10106356487283458,0.09610787045535894],"twin_dists":[0.17979780211723065,0.18178173449672894,0.20394951116641719,0.21788673703789552,0.22263105149480727,0.22423380259585066,0.22645991567996462,0.2316299538944671,0.2320484479316971,0.24404713938897987,0.24630590406974,0.24924589953928458,0.25141049881137106,0.25503950308576034,0.25508533485119195,0.25575798879658646,0.25806267477756234,0.26078501717490354,0.2668111347727408,0.2700673866288939,0.27221887698896957,0.27303598079313757,0.27507359267761217,0.2780652265931626,0.2810985634324323],"n_dims_used":45,"mean_confidence":0.8874140421549479},"coverage":{"mean_confidence":0.8874140421549479,"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}}