{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001903","497:4970001493","497:4970000745","497:4970000977","497:4970000476","497:4970001160","497:4970000900","497:4970000821","497:4970000819","497:4970000364","497:4970001728","497:4970001733","497:4970001551","497:4970001412","497:4970001331","497:4970000309","497:4970000606","497:4970000976","497:4970001820","497:4970000307","497:4970001492","497:4970000604","497:4970001068","497:4970000675","497:4970000608"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6323352859904678,0.554888447143294,0.5019937239107831,0.4413779774339468,0.40598869488353573,0.3668177519024281,0.35938203991902157,0.3519374831719169,0.33842819720722395,0.33583613337575124,0.32911769445652966,0.311568530246443,0.30183330474342485,0.3003230971507639,0.27775279430412936,0.24993145851573684,0.24597830291653183,0.24367593667350715,0.2416024143132239,0.22775509590846296,0.21179518081919574,0.19707583743780546,0.19028522921976393,0.18949493795156774,0.186273068916393],"twin_dists":[0.12434564997148288,0.1409587806296048,0.15247592938324894,0.16610268385788393,0.17438327885017607,0.1839354865203426,0.1858039881504571,0.1876946273616548,0.19117977406621908,0.1918569241623585,0.19362538275548488,0.19834142935047233,0.20102291703294867,0.20144335936849048,0.2078822656991498,0.21627659270331,0.21751646096048569,0.21824448792716739,0.21890396421928632,0.2234055893125595,0.22882510690206262,0.2340745191836835,0.2365877679837722,0.23688429812951228,0.23810223593248786],"n_dims_used":45,"mean_confidence":0.8970409817165799},"coverage":{"mean_confidence":0.8970409817165799,"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}}