{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003184","490:4900004420","490:4900002139","490:4900002143","490:4900003036","490:4900004543","490:4900003046","490:4900003310","490:4900003844","490:4900003994","490:4900003037","490:4900003311","490:4900003444","490:4900002290","490:4900001282","490:4900002134","490:4900007623","490:4900000660","490:4900003700","490:4900001975","490:4900002586","490:4900007502","490:4900003584","490:4900002890","490:4900004128"],"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":[0.8766039432932622,0.7440437903588927,0.7421475678709745,0.6971658118938845,0.6816123500161833,0.676902927402777,0.6634810628621061,0.6420084340175869,0.621112392578245,0.6185109361374437,0.5863491410588468,0.5473708195268279,0.5466882112023372,0.5345771484858668,0.5232234028558259,0.5157150248058053,0.5130953753290038,0.4767312538763261,0.4761471486529074,0.4759885401053847,0.4532424581867968,0.449493163096761,0.44793936265540624,0.4457932199926182,0.4422097429133073],"twin_dists":[0.06665484444964526,0.09986923952045355,0.10029929715910565,0.1103141392067322,0.11371164936929203,0.11473547703752573,0.1176429124886649,0.12226892716698597,0.1267515416056278,0.12730885331769795,0.13419747491513287,0.14258169796790982,0.14272924148815783,0.1453526136446935,0.14782281392024707,0.14946301599526593,0.1500366305288483,0.1580847662412681,0.1582155222803689,0.1582510369358772,0.16338686105683328,0.16424215788750934,0.16459739432348122,0.16508882099781916,0.16591138933326324],"n_dims_used":45,"mean_confidence":0.9197107103135851},"coverage":{"mean_confidence":0.9197107103135851,"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}}