{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011310","490:4900010488","490:4900008442","490:4900008441","490:4900008548","490:4900010653","490:4900010573","490:4900011309","490:4900011378","490:4900010412","490:4900010652","490:4900010150","490:4900010569","490:4900010401","490:4900010904","490:4900009743","490:4900007890","490:4900010583","490:4900009726","490:4900007044","490:4900009727","490:4900010572","490:4900010651","490:4900008547","490:4900008443"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03205662761412704,0.017961515899503594,0.016678883240671395,0.01126707065909546,0.011177205868182955,0.007596968859758427,0.0055943851328195794,0.005552886524712554,0.0039108871728459485,0.002961605207800736,0.0027256647931881905,0.0027096247578492693,0.0025413572237627776,0.0025341527854692222,0.0019912715049547284,0.0018464637324873499,0.0012402866235244438,0.0010600637646151823,0.0010036331834379552,0.0008635753770029153,0.0006119005498880586,0.0005330731991165788,0.000529684818248499,0.0005126790361959059,0.0004895295381015669],"twin_dists":[0.34067003057461975,0.36823591750385143,0.37161409136983076,0.38901131151492835,0.3893583743003968,0.40574111610741964,0.4182681143532449,0.4185682614075064,0.43246414198544003,0.4431755928567108,0.44632413630319967,0.4465471352082212,0.4489622959690802,0.44906894010254245,0.45803481553110886,0.4608067957593483,0.47514942040093455,0.4806909435061084,0.48260662850006525,0.48783144259773353,0.49960136914195435,0.5042359803633363,0.5044492413077546,0.5055391925858231,0.5070784912672269],"n_dims_used":45,"mean_confidence":0.8872636583116319},"coverage":{"mean_confidence":0.8872636583116319,"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}}