{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001486","477:4770003605","499:4990003091","488:4880000344","470:4700001596","500:5000001129","499:4990004172","477:4770000822","499:4990000401","499:4990001965","477:4770001140","499:4990001327","499:4990000677","499:4990001402","499:4990002796","477:4770004020","500:5000003581","485:4850004068","496:4960004947","499:4990004136","499:4990002889","488:4880000368","499:4990000489","499:4990002473","499:4990002109"],"twin_admin_codes":[499,477,499,488,470,500,499,477,499,499,477,499,499,499,499,477,500,485,496,499,499,488,499,499,499],"twin_sims":[0.4469306636333888,0.4457240102078328,0.4375240252677929,0.40688131048449927,0.39584940817915,0.389658234056599,0.3852919788327237,0.3803733884456929,0.3721700439707626,0.35941101196515773,0.35818021473604106,0.3388930529489519,0.3343238811795924,0.33371088711424274,0.333429204175985,0.3321222621083119,0.32694035876390876,0.3265883574011235,0.32162354143566574,0.32108364693362645,0.3108535663791397,0.3089210389486773,0.3085645851249532,0.30361448717442974,0.3026709754931854],"twin_dists":[0.16482825613201962,0.16510468369071063,0.1669908824668887,0.1741707190347518,0.17681269557627882,0.17831017422554885,0.17937296829668017,0.1805770974014063,0.18260227489271266,0.1857966699128306,0.18610783156151367,0.1910586314553747,0.19225329187883577,0.19241423761696785,0.19248824933650185,0.19283209297753343,0.1942027512587501,0.19429629127528264,0.1956216368370902,0.19576644596412124,0.19853670576535112,0.19906582292091893,0.19916362560782294,0.20052860707328796,0.20079023771542098],"n_dims_used":45,"mean_confidence":0.9246997409396701},"coverage":{"mean_confidence":0.9246997409396701,"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}}