{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010547","490:4900010810","490:4900010974","490:4900011053","490:4900009905","490:4900009704","490:4900011281","466:4660004804","490:4900009996","490:4900010891","490:4900011351","490:4900007852","466:4660004892","466:4660004724","490:4900010301","490:4900009893","490:4900009703","490:4900008411","490:4900010200","490:4900005366","490:4900010889","490:4900009815","490:4900011282","490:4900009401","490:4900005099"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,490,466,466,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3035489474204397,0.25640022744422586,0.21716574201340785,0.20098299865909572,0.1950912236433579,0.18022800939322717,0.17453064624270395,0.16750035839560926,0.16704451411843774,0.16215712909116908,0.1549555252347441,0.14772190968850873,0.1391194769093689,0.13626847812647214,0.13281764257213904,0.1306544264474322,0.13022661636103783,0.12963023497442636,0.12619501354079352,0.12484126807216307,0.12204797704412167,0.11425474632083765,0.1085631776276367,0.10855543333050571,0.1084315517849437],"twin_dists":[0.20054676561163134,0.21427445846894647,0.22697174173185142,0.2326555599973552,0.2348027299955819,0.24042798590968253,0.24267109150643695,0.24551223744825598,0.24569939245108904,0.2477295490301294,0.25080355013277034,0.2539983582321559,0.257951929940777,0.2593023571872707,0.26096553023769337,0.26202475749589565,0.2622357997349852,0.26253087452563195,0.26425081907775166,0.2649383645985096,0.2663751416208221,0.27052108787159385,0.2736885961487557,0.2736929926019471,0.2737633534662658],"n_dims_used":45,"mean_confidence":0.9173325432671441},"coverage":{"mean_confidence":0.9173325432671441,"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}}