{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005382","493:4930006956","487:4870006161","490:4900005523","490:4900005540","490:4900005914","490:4900004596","466:4660001617","490:4900005784","493:4930006013","487:4870005432","493:4930007061","490:4900005656","487:4870007204","493:4930007126","490:4900005788","490:4900004978","487:4870006904","470:4700003763","487:4870006903","490:4900002633","493:4930007042","490:4900007390","490:4900005528","490:4900007387"],"twin_admin_codes":[490,493,487,490,490,490,490,466,490,493,487,493,490,487,493,490,490,487,470,487,490,493,490,490,490],"twin_sims":[0.542497223829805,0.45356703014851624,0.43425271431724166,0.41455181068846686,0.3814833271320057,0.3757982652725914,0.3737010960817429,0.34708195964735694,0.3384480798158261,0.337675275547474,0.33591984688273063,0.3334156546200025,0.32452335329553,0.3231644107686258,0.32026867812675214,0.31620436456225126,0.3116936561093003,0.30748020240259494,0.30619039650552493,0.3011401484610391,0.3010080571069009,0.2990038080923815,0.29657264482670054,0.291920513128949,0.2866403598610646],"twin_dists":[0.14363581771756787,0.1633129424499025,0.16774722950419868,0.17235252843929977,0.18030472150252128,0.18170390513721144,0.18222265413105992,0.18893897695213327,0.19117459077390958,0.19137617770255588,0.1918350108005245,0.19249181031789672,0.1948461687538996,0.19520909433070652,0.19598529331649353,0.19708140429916343,0.1983072803536552,0.1994615552430293,0.19981671331615203,0.20121573923639705,0.201252513760215,0.2018116619704666,0.20249286739126754,0.20380561764293875,0.20531073502721117],"n_dims_used":45,"mean_confidence":0.9150973002115885},"coverage":{"mean_confidence":0.9150973002115885,"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}}