{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004657","490:4900007599","490:4900011027","490:4900009062","490:4900009969","490:4900008501","490:4900011804","490:4900011115","490:4900009261","490:4900011920","490:4900010949","490:4900009375","490:4900011408","490:4900011182","490:4900012190","490:4900011870","490:4900009369","490:4900009273","490:4900008173","490:4900011336","490:4900010359","490:4900003976","490:4900010786","490:4900011253","490:4900009465"],"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":[0.45305315468380525,0.14625111653612757,0.14619647400168115,0.14218614220821923,0.14000345296344846,0.11955501252994506,0.10496286925204698,0.10089502832586243,0.09978092521720508,0.09925566331588229,0.09867783841829116,0.09745941548032061,0.09151441227145866,0.09075148731517708,0.08773078879199384,0.08771716851079846,0.08662480286326442,0.08526209034013882,0.0838432651404691,0.08302378920883453,0.0767370797141475,0.07656144582162815,0.0763971973869422,0.07378719654186451,0.07325829273435058],"twin_dists":[0.16342998237534026,0.2546619905673703,0.2546867405698722,0.25652221549277326,0.2575374205027928,0.26767876396201357,0.2757592676063104,0.27816645066915924,0.2788389359780806,0.2791580308579594,0.2795105896762298,0.28025934802006813,0.2840221007421497,0.28451883587472765,0.286518683000784,0.28652782319813785,0.2872645808479229,0.28819411234983333,0.28917458655086314,0.28974693048791567,0.29429514399121454,0.2944264450597174,0.29454945424533935,0.296533350361097,0.2969422640642118],"n_dims_used":45,"mean_confidence":0.9317349751790365},"coverage":{"mean_confidence":0.9317349751790365,"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}}