{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001258","487:4870001158","487:4870001450","487:4870001160","487:4870001257","487:4870000386","487:4870000507","487:4870001163","487:4870000894","487:4870001352","487:4870001643","487:4870001076","487:4870001062","487:4870001641","487:4870001250","487:4870001079","487:4870002255","487:4870000570","487:4870000317","487:4870001642","487:4870002256","487:4870001155","487:4870000146","487:4870004233","487:4870001061"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6291573418996401,0.6191742594354073,0.5885735246750745,0.5466790953880527,0.5118539461351638,0.5042662650681167,0.5027195818771469,0.45973202308679223,0.4543189056460849,0.4326891659612676,0.4268467728754971,0.3905541469288984,0.3722300523246054,0.3212311814743364,0.27521759294245435,0.26913428763760217,0.2686788846569398,0.24656316662944913,0.23543602040859768,0.22589693586910709,0.21997205586126692,0.20242529767393252,0.19511694850955824,0.19488576198559335,0.19278916035744303],"twin_dists":[0.12502723635538612,0.12716675903232383,0.13372070766040278,0.14273121205475675,0.15030871675016835,0.15197544326256357,0.1523160053322542,0.16191255156912976,0.16314178355791792,0.16810953538881507,0.1694680599368827,0.1780927942675067,0.18258738147023756,0.1957268611044013,0.20862494067619217,0.2104243111087345,0.2105600193712061,0.21733222194514962,0.2208871496201992,0.22402324493586173,0.22601554883790143,0.23213656729388124,0.2347932580308936,0.2348784126594142,0.23565389280224106],"n_dims_used":43,"mean_confidence":0.9082614987395531},"coverage":{"mean_confidence":0.9082614987395531,"n_dims_used":43,"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}}