{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002355","491:4910001493","491:4910001107","491:4910001907","491:4910001363","491:4910001936","491:4910001886","491:4910002966","491:4910002107","491:4910000982","491:4910002306","491:4910002044","491:4910001793","491:4910001431","491:4910001228","491:4910002300","491:4910001495","491:4910002969","491:4910002106","491:4910001831","491:4910002302","491:4910001902","491:4910002108","491:4910001305","491:4910002293"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.430902640328629,0.36503306430079774,0.3637218776011002,0.3148324501542828,0.27171935116347934,0.26197533899231273,0.2323278787920177,0.2282389810237856,0.22197673484023292,0.21556901486474922,0.2006679090728099,0.1981350862944881,0.19740904692479855,0.19496331759369306,0.19312855758540573,0.18600371567844481,0.18428149592819776,0.1786491846611458,0.17233830798553101,0.16564061550851691,0.16151098087395357,0.15710504990629667,0.1547905550451217,0.14986540928406827,0.14836377156519284],"twin_dists":[0.16852415654812142,0.1843821964637503,0.18471108976578177,0.19745319249389778,0.2096566501470896,0.21257441774365035,0.22189964607521273,0.22324529330278356,0.22533749031754183,0.22751950519649053,0.23276928174104825,0.23368792756452927,0.2339527538630113,0.23484983822106564,0.23552796175608579,0.238204724890421,0.2388625090695329,0.24104447740818985,0.24354813971508943,0.24627811095947022,0.24800125213131982,0.24987531324245785,0.2508751779459658,0.2530398773186836,0.25371027499282006],"n_dims_used":45,"mean_confidence":0.8987767537434895},"coverage":{"mean_confidence":0.8987767537434895,"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}}