{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006543","490:4900006545","490:4900006546","490:4900005939","490:4900007651","491:4910002617","491:4910002019","490:4900005816","490:4900007048","490:4900007414","490:4900005017","490:4900007543","491:4910002066","491:4910001856","490:4900005949","490:4900005686","490:4900006425","490:4900007652","490:4900006314","490:4900007159","491:4910001011","490:4900005552","491:4910001693","490:4900006426","490:4900004878"],"twin_admin_codes":[490,490,490,490,490,491,491,490,490,490,490,490,491,491,490,490,490,490,490,490,491,490,491,490,490],"twin_sims":[0.6485070714578268,0.5065622396007817,0.4461560825869673,0.3233776375304806,0.3164688747982472,0.2598783077208228,0.25488674320142074,0.254063850420951,0.23849670816487314,0.23638274561234507,0.21640198699850313,0.21036234778034432,0.2095540118025788,0.2032372167894351,0.20108760548688698,0.19422944595399477,0.17596719597583219,0.16311322417436147,0.1562041628147993,0.15475890141928667,0.14443111962812138,0.13733174096888454,0.13558254830188385,0.12312740042979547,0.11757417410181277],"twin_dists":[0.12087155152537972,0.1514704136958756,0.16500566923451723,0.19515209286723512,0.1970098272228834,0.21321117696238095,0.21473999118851012,0.21499384058956494,0.21989862275052263,0.2205804889209376,0.2272334112899606,0.22932493730224182,0.22960793842905936,0.23184552578593726,0.23261783257049878,0.23512054121544437,0.24210065392059635,0.24732895080912456,0.2502632096631253,0.2508889279084527,0.25549005833691535,0.25879627433660624,0.25963041185295305,0.265816983798429,0.2687294824663771],"n_dims_used":44,"mean_confidence":0.8939313021573153},"coverage":{"mean_confidence":0.8939313021573153,"n_dims_used":44,"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}}