{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650002580","487:4870002682","665:6650001716","665:6650002820","665:6650001423","497:4970003469","487:4870002683","497:4970003395","665:6650001717","665:6650002819","487:4870000616","665:6650002811","665:6650002735","497:4970003470","497:4970003482","665:6650001559","497:4970003384","665:6650001715","665:6650001633","491:4910003821","487:4870003062","487:4870000779","497:4970003499","665:6650001481","491:4910003870"],"twin_admin_codes":[665,487,665,665,665,497,487,497,665,665,487,665,665,497,497,665,497,665,665,491,487,487,497,665,491],"twin_sims":[0.39607334856716425,0.25317351478251143,0.2305721797404106,0.23028413208272752,0.22492202893842964,0.2070517913047506,0.2041379917672454,0.19855465982185835,0.19550866935685,0.17464931319499108,0.17283774065981858,0.1717654739699741,0.16914713074377183,0.1645744661160404,0.16446989116834437,0.15356698677446906,0.151084642200644,0.14522120297384578,0.14193034476775687,0.14156328368216745,0.13194624935213395,0.1312327365580887,0.12357243787309755,0.11899880286548017,0.11712409216962141],"twin_dists":[0.1767587345583982,0.2152690838695593,0.22247551392181775,0.22257026886121944,0.22434865498019518,0.23048871164028772,0.2315235649483119,0.23353519184150243,0.23464913231111917,0.2426238436162828,0.2433476425330838,0.2437786164969753,0.24483916484675528,0.24671997140071106,0.24676342325986164,0.2514081872612928,0.2524991882424478,0.25512963982586534,0.2566405884207085,0.2568107273507601,0.26139063693321374,0.2617402993056022,0.2655879443631863,0.26797244678316245,0.26897011270639914],"n_dims_used":42,"mean_confidence":0.8884132930210659},"coverage":{"mean_confidence":0.8884132930210659,"n_dims_used":42,"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}}