{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000299","500:5000000132","500:5000000201","500:5000000131","500:5000000159","500:5000000250","500:5000000196","500:5000000304","500:5000000198","500:5000000158","500:5000000157","485:4850006984","485:4850007001","500:5000000513","485:4850006999","485:4850006843","500:5000000061","485:4850006836","500:5000000036","500:5000000205","500:5000000167","485:4850006921","485:4850006985","485:4850007643","500:5000000401"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,485,485,500,485,485,500,485,500,500,500,485,485,485,500],"twin_sims":[0.9574269404185598,0.9518881521897685,0.9311038051755198,0.9064507173692152,0.8960289188273933,0.878406038312027,0.8542580622564939,0.8487872853255742,0.8304541012305348,0.829956721897005,0.8293785817361051,0.808892837616493,0.8079814763082073,0.8066374365913873,0.8018051754827704,0.7980040685075043,0.7879748060752613,0.7638177764644173,0.7544488648851214,0.7541249722252772,0.737521903734563,0.7365563700016788,0.7297336889152104,0.7296568161809711,0.7265926502475284],"twin_dists":[0.03831005180713852,0.04078461669676052,0.04907279939503532,0.05756198331679176,0.06085630534000002,0.0661331127292873,0.07289695437816178,0.07436869244415784,0.07916648872830237,0.0792940323653688,0.0794421241021791,0.08458585541244558,0.08481035645407345,0.08514082160789792,0.08632299539593445,0.08724658022288694,0.08965840086911508,0.09533637189527787,0.09749548553903113,0.09756974680615399,0.10134529766779535,0.10156309604469874,0.10309705138781532,0.10311428577945232,0.10380039541575974],"n_dims_used":45,"mean_confidence":0.9208148532443576},"coverage":{"mean_confidence":0.9208148532443576,"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}}