{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002302","490:4900003726","490:4900003342","490:4900002606","490:4900003341","490:4900003056","490:4900002603","490:4900004457","490:4900001992","490:4900004305","490:4900003357","490:4900004306","490:4900003068","490:4900004022","490:4900002458","490:4900003067","490:4900003725","490:4900004150","490:4900003076","490:4900003477","490:4900001994","490:4900002466","490:4900002003","490:4900002335","490:4900001700"],"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":[0.8035118732296476,0.7188188519412101,0.6493394540198837,0.6487605445666856,0.6028674952006491,0.6007109703542723,0.5744360294955015,0.5717851245495937,0.5504268913564954,0.542641380012018,0.5420266463026124,0.537815981047481,0.5302349587756889,0.5191689557385049,0.4961328224262054,0.49142973615857355,0.4894484543934114,0.48640743020184285,0.47984903130882806,0.4747808663165629,0.47071870021322737,0.46156857208782176,0.4587535291667484,0.4574911094171393,0.4520104777910723],"twin_dists":[0.08590651354483918,0.10553385349989869,0.12069241868223606,0.12081700665514289,0.13065887862843373,0.13112067708761713,0.1367531528785032,0.13732248247937331,0.14192151720757235,0.1436046137244075,0.1437376892996574,0.1446499594768793,0.14629599219946782,0.14870780877403558,0.1537695941224776,0.15481085819610468,0.1552503916594192,0.15592606463386133,0.1573877041933015,0.15852157895566293,0.15943325651601173,0.1614966821248523,0.1621343639371055,0.1624207895049079,0.16366761231618623],"n_dims_used":45,"mean_confidence":0.9176155090332031},"coverage":{"mean_confidence":0.9176155090332031,"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}}