{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001829","469:4690001686","469:4690000480","489:4890002713","489:4890001666","469:4690002180","470:4700006602","489:4890003590","469:4690000776","489:4890003174","489:4890002229","489:4890003185","469:4690002466","489:4890001762","470:4700005656","469:4690000233","489:4890002092","489:4890002157","489:4890002570","469:4690000462","489:4890002158","469:4690004056","470:4700008022","469:4690004253","489:4890003003"],"twin_admin_codes":[489,469,469,489,489,469,470,489,469,489,489,489,469,489,470,469,489,489,489,469,489,469,470,469,489],"twin_sims":[0.5166689894463347,0.4952129198860783,0.4632697040586561,0.4084393174334217,0.3990112414278592,0.3961088216027972,0.39245472551189947,0.3822791300037923,0.36310999134721067,0.3546134061348934,0.35031984331708477,0.3443092654341659,0.339482761962366,0.3357021684271713,0.3351811667862624,0.33507273430277135,0.3346449720680719,0.33291257567180144,0.32135433248407214,0.3171855102062512,0.29816308304048156,0.2949702009425981,0.2910059503685708,0.2893856457526423,0.28894778959621215],"twin_dists":[0.14925430832847408,0.15397303434480805,0.1611119979361493,0.17380020367405494,0.17605210735088478,0.17675018820995417,0.17763241788366724,0.18010966837701825,0.18486477810454685,0.18701268487187722,0.18810818303942012,0.18965366407395517,0.1909050802968368,0.19189199780837482,0.19202847453161,0.19205689295495668,0.19216905133159265,0.19262408120222743,0.1956938263593301,0.19681607378770405,0.2020468617903086,0.20294366591978327,0.20406514623190933,0.20452614022349655,0.20465097902354115],"n_dims_used":45,"mean_confidence":0.9142096625434027},"coverage":{"mean_confidence":0.9142096625434027,"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}}