{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002827","489:4890002141","489:4890002068","489:4890002307","489:4890002162","489:4890002414","489:4890003572","489:4890002155","489:4890002916","489:4890003183","489:4890002996","489:4890002306","489:4890002828","489:4890002997","489:4890003239","489:4890003238","489:4890002397","489:4890002739","489:4890003395","489:4890002313","469:4690000136","489:4890002826","489:4890003427","489:4890002804","489:4890002918"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489,489,489],"twin_sims":[0.9159661019551,0.7979440151826128,0.7718489520113863,0.706751250581904,0.7016503391611554,0.698960283122433,0.6575018684826487,0.6478376663590487,0.6298722329057556,0.6203490581616116,0.6164512600984868,0.5949054364297922,0.5930031080702338,0.5884618405400931,0.5878439804537391,0.5813761938786,0.571487142502978,0.5617403710981463,0.5606303152860611,0.5571974792780138,0.5542062863987763,0.553536211413489,0.5490402661549297,0.5459978923350696,0.5439421624898],"twin_dists":[0.0544159910239555,0.08726112849331624,0.09346748540718552,0.10820602833126888,0.10932934182713702,0.10992037667051079,0.11893378735910333,0.12101558500600786,0.12487393593764386,0.12691508236678123,0.1277500303398104,0.1323640629651145,0.1327715768596737,0.13374464313974155,0.13387706396237586,0.13526379380424788,0.13738649652404591,0.13948247958553803,0.13972147785434147,0.1404609915868336,0.14110590245579652,0.141250444692148,0.14222098391183902,0.14287848385036803,0.14332311467914094],"n_dims_used":45,"mean_confidence":0.9139774746365017},"coverage":{"mean_confidence":0.9139774746365017,"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}}