{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004529","490:4900004104","490:4900003826","490:4900003822","490:4900003969","490:4900004393","490:4900002107","490:4900003971","490:4900001527","490:4900004533","490:4900004108","490:4900011127","490:4900003426","490:4900003820","490:4900004257","490:4900004239","490:4900003973","490:4900002108","490:4900004106","490:4900009601","490:4900003684","490:4900003970","490:4900008514","490:4900010192","490:4900009288"],"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":[0.48973854138990824,0.3710992915177855,0.3568496234890635,0.29736563490501855,0.2969856825387134,0.24055704398172498,0.23689581710828375,0.20336556533792086,0.19935724003488567,0.19872900541617408,0.19758179748028568,0.19388263296766406,0.1927187689022985,0.17543859021710628,0.17541482057171526,0.1700847015416598,0.16415857703212394,0.16257758819816398,0.16226489231504784,0.15621792847560412,0.1474209201371139,0.14605211837235946,0.14307724807626976,0.13578794292553537,0.1296187549218047],"twin_dists":[0.15518600473401803,0.1828682239897653,0.1864448401738643,0.20227031443004767,0.20237690458821123,0.21923783096233251,0.22041463141742626,0.2317995909019716,0.23324365151884527,0.2334717910608371,0.2338896812936232,0.23524871731772268,0.23568003039686483,0.24231016990145432,0.24231960170169453,0.24445806084413904,0.24689289553281266,0.24755316884494197,0.2476843114051347,0.250257270282466,0.2541337681152254,0.2547521585170878,0.2561110794506849,0.2595320490411978,0.26253656461912594],"n_dims_used":45,"mean_confidence":0.9281680636935764},"coverage":{"mean_confidence":0.9281680636935764,"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}}