{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006884","477:4770000944","477:4770001478","477:4770001004","477:4770001244","485:4850006969","477:4770001128","477:4770001003","500:5000001434","477:4770000888","485:4850007402","477:4770001249","500:5000001565","477:4770001199","500:5000001227","477:4770001245","477:4770000950","477:4770001002","477:4770000949","477:4770000945","477:4770001189","477:4770001137","477:4770001424","500:5000001125","477:4770000947"],"twin_admin_codes":[485,477,477,477,477,485,477,477,500,477,485,477,500,477,500,477,477,477,477,477,477,477,477,500,477],"twin_sims":[0.5154610627662858,0.5024112921164525,0.4878794127314971,0.4670684030866741,0.4479571952926385,0.4264915375047778,0.416843106059936,0.4073970004309342,0.40611653346944776,0.40048617167063155,0.3931579989478653,0.3883540030203397,0.3852462857005495,0.3829007387447817,0.37487393561190613,0.37223942436563345,0.37203957974395313,0.37021354183365907,0.3650615647040531,0.3626370652612112,0.355856781652511,0.3482232807607231,0.34215582689131263,0.338623486042926,0.3376548044617802],"twin_dists":[0.1495185935185902,0.15238392129087389,0.15559885126107548,0.16025475636035336,0.1645933147212455,0.16955090729623395,0.1718122519480558,0.17404801144902257,0.17435282372217936,0.175698250142781,0.1774623276968631,0.17862704658336928,0.17938412058301698,0.17995744621081455,0.18193236886562747,0.18258505553842572,0.18263465879370056,0.18308851036378468,0.18437505414929645,0.1849836534933446,0.18669672600687995,0.18864566747327058,0.19021084265883412,0.19112887038721127,0.19138152098991718],"n_dims_used":45,"mean_confidence":0.9219874064127604},"coverage":{"mean_confidence":0.9219874064127604,"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}}