{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008369","490:4900009248","490:4900008364","490:4900008701","490:4900009037","490:4900009104","490:4900009129","490:4900009251","490:4900008147","490:4900009148","490:4900008476","490:4900008590","490:4900008245","490:4900008480","490:4900009210","490:4900008255","490:4900008367","490:4900008478","490:4900008248","490:4900008256","490:4900009313","490:4900007927","490:4900008808","490:4900008137","490:4900007802"],"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":[0.01133795383364449,0.008972875594623375,0.007840505149858783,0.004330660560012012,0.0032604622687334387,0.0017106126730331256,0.001545580787322397,0.0009535896639450446,0.0005303848503608484,0.00033516699302421935,0.0003113171248261978,0.00023669614411941874,0.0002055290432181498,0.00019621929157180763,0.00013933676977905912,0.00011096023684790753,0.0001026598593007204,0.00009191873821543763,0.000039317969645603105,0.00002595401131810601,0.000024876426444234302,0.00001773954648126087,0.000016333347969246737,0.000014428370712244932,0.000012863430888714915],"twin_dists":[0.38873928769798194,0.39876116901408876,0.4044272355445564,0.42846910959690115,0.4395013401284471,0.46359566220466747,0.46727228894350614,0.4843909968534114,0.504405077872933,0.5195265748236689,0.5219176703271906,0.5307000623614913,0.5351687241931204,0.536627730379727,0.5472824213907068,0.5542564328946948,0.5566175489494491,0.5599565487846988,0.5849783613001357,0.5968346527203625,0.598031892096707,0.6074937734951972,0.6097825472607818,0.6132032988751306,0.6163532316471461],"n_dims_used":45,"mean_confidence":0.8882212320963542},"coverage":{"mean_confidence":0.8882212320963542,"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}}