{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003091","480:4800002962","480:4800003093","480:4800002631","480:4800003135","480:4800003655","480:4800003720","480:4800003092","480:4800003089","480:4800003048","480:4800003180","480:4800003181","480:4800003584","480:4800003090","494:4940003053","470:4700004406","480:4800002825","470:4700004756","480:4800003179","480:4800002916","480:4800002640","480:4800002723","480:4800003648","470:4700004412","480:4800003258"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,470,480,470,480,480,480,480,480,470,480],"twin_sims":[0.6090546555020822,0.4887848020188369,0.40765920951550594,0.38892582965892053,0.33042799216098684,0.32808485696584544,0.2815962635865961,0.2759840491948503,0.2532369586443195,0.24573930238688133,0.2369277346115623,0.2173273645266059,0.21269280240050215,0.211391836676501,0.20819677504800402,0.20412548094233426,0.19485113776492824,0.18415528783871885,0.1824860694813344,0.18170932672740378,0.1803927767466279,0.17931022797416024,0.17846228060986452,0.1752629413993467,0.16542741909033182],"twin_dists":[0.12933402896211457,0.15539773728179013,0.17398564563042293,0.17848805563163178,0.19327894136966672,0.19389899892720733,0.2067641748818405,0.20839997159613105,0.2152494501418114,0.21759183008392538,0.22040432139301566,0.2269164477600721,0.22851314706355494,0.2289655771286864,0.23008478637533775,0.2315280299715152,0.23489117208932372,0.23891088284128947,0.23955288033512417,0.23985303680631817,0.24036386923031242,0.24078588835242193,0.24111771423046974,0.24237988890576093,0.24636630451122182],"n_dims_used":43,"mean_confidence":0.9218003916185956},"coverage":{"mean_confidence":0.9218003916185956,"n_dims_used":43,"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}}