{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001891","497:4970000970","497:4970001321","497:4970000753","497:4970001890","497:4970001485","497:4970001490","497:4970001329","497:4970000150","497:4970001558","497:4970001647","497:4970001236","497:4970000814","497:4970001816","497:4970001634","497:4970001421","491:4910005779","497:4970000149","497:4970001480","497:4970000813","497:4970001328","497:4970001719","497:4970000428","497:4970001635","497:4970001557"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497],"twin_sims":[0.516411592232191,0.30700706883440726,0.19727330360772813,0.19688804826101974,0.1926652315668696,0.15236941072830845,0.14466065359671157,0.07626465771254685,0.06895785031878322,0.06114792266690851,0.045352221393898925,0.0409688161771974,0.03715324035486577,0.03513562345237376,0.029354057541597436,0.029186071054755597,0.02442747657583671,0.02243714195712132,0.022007365772300194,0.021596245849784892,0.021278220691821743,0.02098490026583428,0.019237120524121482,0.017588800348346107,0.016927538420257623],"twin_dists":[0.14931061223865844,0.19959173628479734,0.23400234159801878,0.23414320609878742,0.23569991420927175,0.2519328974211368,0.2553851997170324,0.2946488714739635,0.3003589960717107,0.30703490111919807,0.32303500955140735,0.32829969160961336,0.3332845706836862,0.33609849930887603,0.3450031845664507,0.3452836633094362,0.3538714772840392,0.3578996643776824,0.3588100013998082,0.3596953954086959,0.360390410358093,0.3610394948874587,0.36507963278598066,0.3691951771950679,0.3709417935502936],"n_dims_used":45,"mean_confidence":0.8960316128200955},"coverage":{"mean_confidence":0.8960316128200955,"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}}