{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001909","489:4890003576","489:4890003514","489:4890002162","499:4990002447","470:4700008013","499:4990002448","489:4890003381","489:4890003238","470:4700008279","489:4890003534","489:4890002832","489:4890003511","478:4780001505","469:4690003776","489:4890002425","489:4890001825","489:4890002068","489:4890003932","469:4690002261","489:4890001335","470:4700008012","489:4890002831","470:4700007826","489:4890003513"],"twin_admin_codes":[489,489,489,489,499,470,499,489,489,470,489,489,489,478,469,489,489,489,489,469,489,470,489,470,489],"twin_sims":[0.7893355257287352,0.5806011025105872,0.5302606642628209,0.4887743308007419,0.4303769193940618,0.41417710026931126,0.41371043343315106,0.40164581830322027,0.39416793378918025,0.388632300761015,0.38530261581424524,0.3831893462562761,0.3798559970682242,0.3789530710408148,0.3694951211198274,0.36656288784081836,0.36519345338573955,0.3634098863347616,0.3606779005035511,0.3589452818147797,0.3589103228858618,0.3556499831737023,0.35310147752425824,0.35247359303179027,0.3505969403636828],"twin_dists":[0.08933321879044319,0.1354300525969543,0.14629040273095745,0.15540006260815395,0.1686462997652342,0.1724410057430475,0.17255124441837774,0.17542044910644103,0.1772183167942156,0.17855939015613562,0.17937037222737542,0.17988681105353946,0.18070419484377173,0.18092619977592514,0.18326737430208256,0.18399921244019948,0.18434200597799116,0.18478943669315095,0.18547695247827192,0.18591434831497505,0.18592318471730498,0.18674923675833083,0.18739766069835595,0.18755778773209192,0.18803727143270027],"n_dims_used":44,"mean_confidence":0.912249131636186},"coverage":{"mean_confidence":0.912249131636186,"n_dims_used":44,"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}}