{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004881","490:4900005159","490:4900006080","490:4900004879","490:4900006802","490:4900007168","490:4900006201","490:4900005945","490:4900006800","490:4900005158","490:4900005828","490:4900006065","490:4900005696","491:4910001399","490:4900006679","490:4900006549","490:4900004345","490:4900005562","490:4900007648","490:4900007172","490:4900007289","491:4910001400","490:4900006787","490:4900005697","490:4900007407"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.13814127995720663,0.11960426732320414,0.11577423624204823,0.11170720732155333,0.10334497246903106,0.03894322951541299,0.03420394227543116,0.03302671044018293,0.030968926916147273,0.029950527560390107,0.0292650893546692,0.026990823260450013,0.02616195637152619,0.023991103417334934,0.02205035503823619,0.022031117237018456,0.02057863223814916,0.01821829712884032,0.017738079168140946,0.017456500771660426,0.016989352470657453,0.016174455677070907,0.015260909468620944,0.014865367922280607,0.014828976362015283],"twin_dists":[0.25841291910363656,0.2676528074641066,0.2696960746887192,0.27192343740765695,0.27670780664277145,0.330894622816772,0.33744452912509043,0.33919072165856184,0.3423749123079119,0.34401828959964237,0.34515155821858395,0.3490826352151092,0.3505865006721245,0.3547296280566184,0.3587182512423586,0.358759290428687,0.3619516920279139,0.3675851292201274,0.36880885963731364,0.36953996321424293,0.3707760103082952,0.37300541033157575,0.3756252480504491,0.3768026219482779,0.37691232727328183],"n_dims_used":45,"mean_confidence":0.8969794379340278},"coverage":{"mean_confidence":0.8969794379340278,"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}}