{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001947","490:4900002701","490:4900004241","490:4900004106","490:4900003693","490:4900004247","490:4900004521","490:4900003976","490:4900003968","490:4900002097","490:4900001959","490:4900004105","490:4900003547","490:4900001384","490:4900001790","490:4900001523","490:4900003687","490:4900004108","490:4900002422","490:4900003831","490:4900004242","490:4900002096","490:4900009692","490:4900003689","490:4900002099"],"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":[0.5461107138828114,0.42377058522532396,0.4163890917056318,0.3878515390494483,0.3801053702048677,0.37445634959113283,0.3627992460833084,0.3272977995148186,0.32260575553758436,0.3196366595906662,0.30879900393298604,0.3086411598538395,0.30781640154345247,0.3022684222162463,0.297437032713757,0.2860030643107822,0.26164046133097923,0.24602078966418356,0.237722556016634,0.22641429905947105,0.22514789370837426,0.22048641632612007,0.21478098864162373,0.21203139386388137,0.20450477529912456],"twin_dists":[0.14285409034826918,0.17018643425002924,0.17191920470608446,0.17874925754966467,0.1806429257787087,0.18203567286672442,0.18494287863912823,0.19410782274026128,0.19535853797008967,0.19615522727985327,0.1990992992048705,0.1991426097999934,0.19936912134825305,0.200902007855801,0.2022502937414962,0.20549351539323452,0.21267588748275873,0.21750306764445346,0.22014786913468862,0.22385093512820123,0.22427318124978726,0.22584117965217357,0.2277908487457608,0.22874292659767145,0.23139274579658586],"n_dims_used":45,"mean_confidence":0.9115948147243924},"coverage":{"mean_confidence":0.9115948147243924,"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}}