{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000021","480:4800000187","480:4800000219","480:4800000190","480:4800000005","480:4800000220","480:4800000229","480:4800000015","480:4800000255","480:4800000208","480:4800000054","480:4800000233","480:4800000157","480:4800000055","480:4800000216","480:4800000235","480:4800000022","480:4800000162","480:4800000236","480:4800000195","480:4800000103","480:4800000234","480:4800000170","480:4800000243","480:4800000013"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.44930542554303465,0.44543296437748364,0.4408247989161204,0.43601622179789384,0.3949990523176147,0.3005477367705559,0.2610405586633957,0.24212807183958235,0.21217232498436853,0.20090928266503882,0.1512511410779459,0.13667559084742628,0.13556859491006534,0.1325970598336868,0.1263040367377186,0.12458568808551199,0.11979045657594642,0.1167953355664854,0.1111024030735893,0.11074844575806309,0.10999448720329452,0.10822983459240697,0.10708337645932488,0.10464499518842627,0.10455635336393478],"twin_dists":[0.16428505470901675,0.16517140088019178,0.16622998479235512,0.16733921533739665,0.17701772685305303,0.2013807416141174,0.212857865079055,0.2187364352652629,0.22869392514175332,0.2326821544769913,0.2524256009553275,0.2591082350114567,0.25963709813794367,0.261072941994786,0.2641956918897972,0.2650688042254155,0.267554762439905,0.269146326500196,0.2722599833490939,0.27245760132856134,0.2728801769633993,0.2738780559776709,0.27453313395896445,0.2759447272446174,0.27599652239087485],"n_dims_used":43,"mean_confidence":0.9044672056686046},"coverage":{"mean_confidence":0.9044672056686046,"n_dims_used":43,"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}}