{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006265","490:4900007116","490:4900007111","490:4900007358","490:4900007117","490:4900006502","490:4900005089","490:4900005621","490:4900005087","490:4900007115","490:4900007360","490:4900006988","490:4900007362","490:4900005090","490:4900006619","490:4900006383","490:4900006500","466:4660007301","490:4900006621","490:4900006261","490:4900007359","490:4900006868","490:4900006867","490:4900001828","490:4900011616"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.4120744333263185,0.3881689105492114,0.3816515342062045,0.375308399123259,0.3430169450042417,0.33782248763546935,0.3360090356595926,0.3195739075087433,0.3165690146087549,0.31445650044514517,0.2715517313279106,0.26892602977941876,0.24258957975718565,0.2358084111771553,0.22658090307096035,0.2124728626018732,0.20972055287816208,0.19665574046781423,0.18447530931397524,0.1792546947227657,0.17050473975135064,0.1494993527229135,0.14186371796225616,0.14065864769859046,0.1362698625464973],"twin_dists":[0.17293813660245633,0.1786720567109352,0.18026347726933012,0.18182494952871062,0.18998781436505385,0.19133775809084894,0.191811667452634,0.19617211003443266,0.19698273798910723,0.19755523497761737,0.20970628954107917,0.21048635345451186,0.21858954505338968,0.2207664297681708,0.22379550263374842,0.2285895024398456,0.22954957122860323,0.23422823920441382,0.23878826855740135,0.24080758598713659,0.2442878126873511,0.2532028431759884,0.25667144671598474,0.25723144769917494,0.2593016963233512],"n_dims_used":45,"mean_confidence":0.9259218004014756},"coverage":{"mean_confidence":0.9259218004014756,"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}}