{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000244","499:4990002415","499:4990003764","477:4770003945","499:4990002665","485:4850000576","500:5000011324","499:4990001619","499:4990002544","481:4810001651","499:4990004124","477:4770000719","499:4990002700","499:4990000392","499:4990001226","488:4880004802","499:4990002225","500:5000001067","499:4990004101","499:4990002424","470:4700004143","472:4720001135","499:4990001041","472:4720000515","468:4680000061"],"twin_admin_codes":[499,499,499,477,499,485,500,499,499,481,499,477,499,499,499,488,499,500,499,499,470,472,499,472,468],"twin_sims":[0.5752101953376549,0.5130182378338759,0.42073115541266687,0.4175580582049857,0.4117343336620533,0.4051592165472328,0.376724458047707,0.35261121355571734,0.3515096948268962,0.33592889824139716,0.3355283865922175,0.33286247127861823,0.33069578225743707,0.32588401574780673,0.31928807916324425,0.31627745653972295,0.3082370653399726,0.30594366658346894,0.30567910935787945,0.30115823948038994,0.28608247494755445,0.28322946587716596,0.2767003236719238,0.2754604709786462,0.2740717162180289],"twin_dists":[0.13658693635092348,0.15005353205836738,0.17089836665560754,0.1716439308626015,0.17301864953550947,0.17458099032114271,0.18147525642927115,0.18752267819586885,0.18780389635941452,0.19183264163849836,0.19193750730146208,0.19263726075107876,0.19320823079607544,0.1944836290127133,0.1962490325648766,0.19706162205750677,0.19925354672389994,0.19988475064308447,0.19995773919467635,0.2012107033895746,0.20547072659836285,0.20629186674934177,0.20819007696665742,0.20855361002207704,0.2089619936500444],"n_dims_used":45,"mean_confidence":0.9299192640516493},"coverage":{"mean_confidence":0.9299192640516493,"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}}