{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001754","488:4880004448","488:4880005388","489:4890003224","488:4880004535","496:4960006430","479:4790003318","472:4720001220","472:4720001742","470:4700007610","499:4990001565","472:4720001057","496:4960001117","485:4850000407","496:4960002852","487:4870006828","479:4790001760","469:4690005578","470:4700001715","472:4720000797","496:4960000271","470:4700008211","496:4960003770","493:4930000573","470:4700007688"],"twin_admin_codes":[470,488,488,489,488,496,479,472,472,470,499,472,496,485,496,487,479,469,470,472,496,470,496,493,470],"twin_sims":[0.5265945533343255,0.3587433042650322,0.284227288365835,0.2732366063377173,0.2611660701509999,0.22900574168690294,0.2089856359715002,0.19238833478989015,0.1779867062939317,0.17168472781280064,0.16879219708056276,0.1622454875009409,0.1617608348028394,0.1560239411997891,0.15556070764330193,0.1531358030178875,0.1495614065596831,0.14948703748844214,0.14847466467076492,0.1449668288599193,0.1449133382707432,0.14486764202570598,0.13893994027683237,0.13869914175239353,0.13705730980108005],"twin_dists":[0.1470881607046498,0.1859654073047811,0.20600411395599133,0.20920818145473943,0.21281977008103353,0.22299174915272374,0.22980737347729596,0.2358028153756974,0.24130431001227165,0.2438111485294924,0.24498383439507584,0.24769245568977058,0.247896096066688,0.25034100402385057,0.25054126498891544,0.2515967606381066,0.2531751965565793,0.25320833094305334,0.25366059670901386,0.25524552067853057,0.255269907640191,0.2552907463574111,0.2580363573315236,0.2581497212179978,0.2589266141573212],"n_dims_used":43,"mean_confidence":0.9123157235079034},"coverage":{"mean_confidence":0.9123157235079034,"n_dims_used":43,"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}}