{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006010","490:4900002442","490:4900012491","490:4900001160","466:4660004595","490:4900006138","466:4660007491","490:4900006260","490:4900000768","466:4660006904","466:4660006992","490:4900006380","490:4900005885","490:4900001309","494:4940004063","466:4660010853","487:4870002497","466:4660011828","490:4900012628","487:4870000478","494:4940008401","466:4660004768","487:4870001378","490:4900001305","466:4660004767"],"twin_admin_codes":[490,490,490,490,466,490,466,490,490,466,466,490,490,490,494,466,487,466,490,487,494,466,487,490,466],"twin_sims":[0.23299225751495742,0.2146030587087703,0.13350824791125515,0.12985333858370118,0.08603317426657943,0.0843611609577644,0.07715066999413542,0.0654598145382006,0.061699126778992155,0.06034603403113595,0.05616255415348061,0.049174870140228186,0.04531284405784619,0.044786379508649506,0.04427665019907362,0.040014563581978205,0.03561362402640876,0.03501959437344501,0.034057817097493885,0.03248547859223539,0.031235752069997055,0.030957882731420593,0.029962813768624225,0.02959312293843069,0.027409752433631487],"twin_dists":[0.22168247708485384,0.2278522088460062,0.2606301084653565,0.262420368604774,0.2876667011067763,0.2888151734564152,0.2939869036985181,0.30326840459475596,0.30654151189432977,0.3077592430903642,0.31167198394423135,0.318781555240703,0.3230803623394117,0.32368991419423493,0.3242858449612757,0.3295083291306382,0.3354196660379605,0.3362644622663517,0.33765846611824407,0.34001141281818004,0.34195199988469643,0.342392484242155,0.34399818001102117,0.3446063948013586,0.34833763085494696],"n_dims_used":45,"mean_confidence":0.9151881747775608},"coverage":{"mean_confidence":0.9151881747775608,"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}}