{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012007","490:4900011473","490:4900012006","490:4900011931","490:4900011655","490:4900011415","490:4900011800","490:4900009970","490:4900009672","490:4900010785","490:4900012206","490:4900009973","490:4900011939","490:4900012074","490:4900009567","490:4900012134","490:4900011859","490:4900011337","490:4900009364","490:4900011605","490:4900009274","490:4900009670","490:4900011198","490:4900009154","490:4900008499"],"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":[0.425091059062411,0.3778234987317467,0.36820889073898955,0.358331221958051,0.35268742431822875,0.3086617806846069,0.28447868287252953,0.27757084678982497,0.25129005913092545,0.23154219624117908,0.21637778067505098,0.19025745209649622,0.18696290045460515,0.18333471124164585,0.1630773834346667,0.16103600873817997,0.1584021239344634,0.15434110702964582,0.15056565909359945,0.14808727714230527,0.145849461064565,0.14441769089284814,0.14295519890738825,0.13080823297040303,0.12976993787017363],"twin_dists":[0.16987780295411112,0.18120429227255158,0.183588038010717,0.18606962550470058,0.18750323849106526,0.19913695095918751,0.20593171269297883,0.20793542811373675,0.2158533821834195,0.2221569938883318,0.22724171475665453,0.2365981758030222,0.23784022870111649,0.23922596933645068,0.24734393713215672,0.2482014797517582,0.24931967076078024,0.25107060611222315,0.2527289459258578,0.25383425939115073,0.2548440779561658,0.25549619684729497,0.2561672774981643,0.26194901087414535,0.26246166119572956],"n_dims_used":45,"mean_confidence":0.9070261637369792},"coverage":{"mean_confidence":0.9070261637369792,"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}}