{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003321","480:4800002888","480:4800003477","480:4800002736","490:4900000016","494:4940001235","490:4900001348","494:4940001360","470:4700007121","480:4800002881","480:4800002927","494:4940002838","466:4660002994","469:4690002447","493:4930001648","496:4960004968","480:4800003644","493:4930000568","494:4940006599","490:4900001190","480:4800003014","496:4960008493","494:4940000590","480:4800003050","490:4900000426"],"twin_admin_codes":[480,480,480,480,490,494,490,494,470,480,480,494,466,469,493,496,480,493,494,490,480,496,494,480,490],"twin_sims":[0.27174755793604,0.24404686114726046,0.23271496047428006,0.22445085191627306,0.2202207930876435,0.21626610345046707,0.20497977698041311,0.19632653417186305,0.18371308344239198,0.1802705855833748,0.17823051479749943,0.17728445127800316,0.17712927114269067,0.1708959951664592,0.16885955511434764,0.16803053904674667,0.16753942833461874,0.16514821007668418,0.16383974646303986,0.1623032249856064,0.16081998341524445,0.15995300011520344,0.15692328634912506,0.15404612411116797,0.15285622183585196],"twin_dists":[0.20964829877205912,0.21812689967544235,0.221773069097795,0.22450626328499265,0.2259311923918062,0.22728003136591224,0.23122356753454656,0.2343488599187296,0.23908055804496559,0.24041141406480288,0.2412086054268354,0.2415804947076304,0.2416416292265268,0.24412950108935108,0.2449563627282737,0.245295023143739,0.24549621366477015,0.24648192989388015,0.24702567801805697,0.24766822509213274,0.24829268853478256,0.24865963859305867,0.24995344443758963,0.2511990966995894,0.251719240558698],"n_dims_used":43,"mean_confidence":0.9221485936364462},"coverage":{"mean_confidence":0.9221485936364462,"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}}