{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003319","490:4900002596","490:4900004270","490:4900004823","490:4900004552","490:4900004417","490:4900004555","490:4900003996","490:4900003178","490:4900003852","490:4900004407","490:4900005496","490:4900004133","490:4900002447","490:4900002173","490:4900003737","490:4900002904","496:4960006610","490:4900002145","490:4900001982","490:4900002587","490:4900002437","490:4900003070","490:4900012914","494:4940006725"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,494],"twin_sims":[0.5180319200577888,0.3920889906629914,0.3007078505889498,0.25672547799394113,0.2473161519930084,0.23111985075410962,0.1858675431348363,0.18215742921361855,0.16355445724856868,0.16339220438393395,0.1588881530471093,0.15527429873010828,0.13509190021986947,0.13325434708362718,0.1320386305752082,0.12987883680852286,0.127291039966492,0.12231790825430322,0.11959605237975542,0.11719990920762634,0.11431592999479309,0.11383642715549774,0.10998394449320531,0.10662255376333997,0.10636853405402615],"twin_dists":[0.14895628944964343,0.17772092873150225,0.20133612695674472,0.21417464186857865,0.21709543582167806,0.22229556936206524,0.2382565782625541,0.2396797663349915,0.24714465021879614,0.2472123804362833,0.2491123190440682,0.25066530096275125,0.2598658346905813,0.260753274174704,0.26134546903751654,0.2624077481564041,0.263698251605865,0.2662352116377584,0.2676571360415854,0.2689295285537534,0.27048770540611206,0.2707496966310107,0.2728861017559435,0.27479797875648004,0.27494434964023834],"n_dims_used":45,"mean_confidence":0.9205278184678819},"coverage":{"mean_confidence":0.9205278184678819,"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}}