{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009212","490:4900009323","490:4900009234","490:4900009213","490:4900008702","490:4900009214","490:4900009224","490:4900008794","490:4900008354","490:4900009136","490:4900008698","490:4900009639","490:4900008917","490:4900009028","490:4900009031","490:4900008797","490:4900008916","490:4900007914","490:4900007766","490:4900009027","490:4900009109","490:4900009105","490:4900008886","490:4900008696","490:4900008816"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.32430124160653695,0.06572324920441819,0.04214654673327432,0.020910904033753414,0.009912776538243689,0.008267345810824634,0.007504250915067352,0.006555305591367161,0.005859568476578487,0.0035638439350196773,0.003465619865653017,0.0031012970757695302,0.0028554120089360345,0.0026343575171098393,0.0023682211908290663,0.002155443155221739,0.0020873376122612065,0.0018308144127198813,0.0018185111527181978,0.0016052783336857207,0.001382440953245375,0.0012474159834124983,0.0009160398738061498,0.0007846392916725077,0.0007784670641707767],"twin_dists":[0.19490542906220848,0.30304494125012804,0.32684031537719915,0.3612044870356105,0.3945248669400688,0.4022102690078144,0.40625128379032055,0.41182626699320934,0.4163962937358206,0.4360734126106233,0.43715311671876717,0.44141794712468346,0.44456320180184605,0.4476099646108967,0.4516054027464375,0.4551080358277766,0.4562964441881111,0.461118242420577,0.46136482280150715,0.4659022772950526,0.47128173278597696,0.47494590664589653,0.4857878997485022,0.49113463762885207,0.4914057896889379],"n_dims_used":45,"mean_confidence":0.8705945332845052},"coverage":{"mean_confidence":0.8705945332845052,"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}}