{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001626","490:4900003918","491:4910001809","491:4910002207","490:4900004199","491:4910002205","490:4900004198","490:4900007289","491:4910001743","490:4900005561","490:4900005032","490:4900003645","490:4900003920","490:4900003368","490:4900003912","491:4910002416","491:4910001140","490:4900003911","491:4910001402","490:4900004479","490:4900002964","491:4910001400","490:4900004068","490:4900002963","491:4910001750"],"twin_admin_codes":[491,490,491,491,490,491,490,490,491,490,490,490,490,490,490,491,491,490,491,490,490,491,490,490,491],"twin_sims":[0.04742239037447208,0.041488221956916226,0.029534639040958436,0.0292309113802199,0.027541748305933433,0.022994031305453206,0.018836046402726302,0.017711850723495036,0.017465779332882687,0.014633954514295574,0.014497940707581414,0.014195059106876129,0.012651937148111674,0.011427006044648287,0.01129002229367298,0.011190504561331041,0.011122424716123474,0.01063754608232937,0.010573166537507723,0.010277674530694308,0.010103789587162251,0.00959601405939135,0.009253576287043194,0.009051556269028298,0.008870203635604873],"twin_dists":[0.3206958918621184,0.3276517725298872,0.3447032088455175,0.3452086603239479,0.34810492676848603,0.3567423379846502,0.36605178426410084,0.36887652925738595,0.3695157078061335,0.3775043114359124,0.3779213088730778,0.37886243743860726,0.38395190484883035,0.38839967099994943,0.3889230654473254,0.38930685803349785,0.3895711607059833,0.39149631598506546,0.39175777221156094,0.3929763027246499,0.39370802171159025,0.3959109288838784,0.39745604490975767,0.3983917023012481,0.3992476734650149],"n_dims_used":45,"mean_confidence":0.8973142835828993},"coverage":{"mean_confidence":0.8973142835828993,"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}}