{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004071","490:4900004213","490:4900003938","490:4900004079","490:4900004072","490:4900004214","490:4900003941","490:4900002973","490:4900003269","490:4900003385","490:4900003940","490:4900004080","490:4900003667","490:4900003936","490:4900003534","490:4900004363","490:4900001234","490:4900001242","490:4900002681","490:4900003380","490:4900004360","490:4900002692","490:4900001233","490:4900001243","490:4900004070"],"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":[0.8940198025010481,0.6431255064151303,0.6270118384807978,0.5757995795567032,0.5606633760643728,0.5567813490609799,0.5192542429260197,0.5182129503706482,0.476700641867259,0.4313606661329509,0.41685222039510056,0.3746918335551668,0.36228783581294915,0.33313462554940665,0.3305496316267463,0.32341681400492717,0.297638740342571,0.2838916783885993,0.2758109964245412,0.27164968698195846,0.2696928331189704,0.26677073850594635,0.2570217634523309,0.25340732069431154,0.2526214506907852],"twin_dists":[0.06147533193622651,0.12202886640758247,0.12548723480144527,0.13646040758953965,0.1397143588496968,0.14055067985986683,0.14868917587052588,0.14891671950490185,0.1580916176584481,0.16841779058323791,0.17181010538377278,0.18197741101128997,0.18507148677632615,0.19256568582221545,0.19324681830346985,0.19514162217990438,0.202193748076886,0.20610082932316479,0.20845073233299877,0.20967727839461325,0.2102580607385176,0.2111301954814754,0.21408378397806427,0.21519674432582506,0.21544006129004736],"n_dims_used":45,"mean_confidence":0.9199427286783854},"coverage":{"mean_confidence":0.9199427286783854,"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}}