{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009260","490:4900005077","490:4900009479","490:4900009363","490:4900004946","490:4900011933","490:4900009060","490:4900004800","490:4900009675","490:4900001801","490:4900010186","490:4900011608","490:4900011339","490:4900010445","490:4900009302","490:4900011940","490:4900011106","494:4940008998","490:4900011672","490:4900012080","490:4900004119","490:4900004511","490:4900011683","490:4900005069","490:4900008708"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.20572173321224116,0.1839068270379711,0.1826411827116995,0.16132549159847617,0.15114408265030357,0.13230520432139434,0.12147711071856014,0.1044204986879623,0.09423666771619718,0.0731761946690687,0.06853627175097732,0.04737503148391856,0.039789075629325564,0.03624794675341557,0.03533307770847082,0.03440593897857364,0.028203318509912517,0.027719627965863584,0.023375450774790602,0.021008763864635967,0.020483608373025642,0.015324304849029977,0.015062335988459729,0.013294671065524427,0.013276607917662202],"twin_dists":[0.23095984588262877,0.23900618263800907,0.23949304811058286,0.24807939541515386,0.2524729105845852,0.26121526656079735,0.2666718526549522,0.27607597131918377,0.2822759116563408,0.2970059507573387,0.3007031748120729,0.32074843956574445,0.3297974787232287,0.33453069030273025,0.33581713804630664,0.3371500708989387,0.3469528626353134,0.347792845048131,0.35596362449285396,0.3609863933458428,0.36216731178953593,0.375439049081415,0.37621292017090563,0.38176878902136024,0.3818288543902759],"n_dims_used":45,"mean_confidence":0.9012872483995226},"coverage":{"mean_confidence":0.9012872483995226,"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}}