{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004867","466:4660000314","496:4960012135","490:4900005006","490:4900007023","490:4900005541","470:4700002446","496:4960007841","490:4900006183","490:4900007633","493:4930006092","496:4960007969","490:4900002033","466:4660000970","490:4900005933","488:4880003662","490:4900008755","487:4870005726","496:4960000267","466:4660001332","490:4900001199","490:4900003751","490:4900001339","490:4900008873","466:4660000803"],"twin_admin_codes":[490,466,496,490,490,490,470,496,490,490,493,496,490,466,490,488,490,487,496,466,490,490,490,490,466],"twin_sims":[0.6778716083843535,0.4795091997285821,0.4697299974773826,0.46631587074878517,0.4661774992451706,0.45534915703197876,0.4461749774529589,0.4363256391500228,0.43381600105037876,0.4327385747023311,0.4303804363335847,0.41811006505215187,0.41536015282183547,0.40510264518086886,0.4002558245671562,0.3989674899223315,0.39841679900231963,0.3952710248754275,0.3940034341743206,0.39269831905653324,0.3878896596120044,0.37945071130147534,0.37442285696292454,0.37176758060555154,0.36912685448198584],"twin_dists":[0.11452505452077326,0.15746361176839543,0.1596555500858904,0.1604243860049162,0.16045558682305666,0.16290742275248382,0.16500134008759276,0.16726769480344458,0.16784837201739175,0.1680980783307015,0.16864548245661118,0.17151405625044228,0.17216177878933991,0.17459448104419947,0.17575347469023261,0.17606261305556561,0.1761948910922419,0.1769521287970048,0.17725804186186628,0.17757348753969643,0.17873998312126674,0.18080381194944717,0.18204396084787558,0.18270219262597298,0.18335912809286248],"n_dims_used":45,"mean_confidence":0.913035159640842},"coverage":{"mean_confidence":0.913035159640842,"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}}