{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008600","490:4900008711","490:4900009163","490:4900005611","490:4900008490","490:4900009566","490:4900010269","490:4900009166","490:4900009057","490:4900008607","490:4900008821","490:4900008162","490:4900010177","490:4900008047","490:4900006486","490:4900008491","490:4900011036","490:4900008704","490:4900008497","490:4900007598","490:4900008603","490:4900009776","490:4900008050","490:4900012138","490:4900004795"],"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":[0.6564199690619422,0.5787011217879541,0.4504220356036035,0.4214670178237073,0.4120971864012785,0.2760580257989581,0.2736450943756467,0.25939241658197365,0.2435692126584032,0.23994882461253358,0.23487407543733135,0.2344114806979599,0.2224748010989253,0.2048098309144872,0.19689674529907575,0.18086387463967749,0.16953905266925073,0.16720442978604283,0.1670030330266861,0.15607091599531028,0.1437539710863294,0.14254779748026467,0.1405044918426726,0.14013529959451854,0.13768795167582257],"twin_dists":[0.11916711387711532,0.13583767914572856,0.16403001509085494,0.1707258061021428,0.17293275122538418,0.20837827833465242,0.20908770279584016,0.21335917715526503,0.21827834234574328,0.219432515378101,0.22106955500338574,0.22121992622070333,0.2251696605910989,0.23128406525058046,0.23414002401575826,0.24018077717647943,0.2446796722426721,0.24563369437110638,0.2457164415107697,0.2503207205852443,0.25580012385247536,0.2563551256817288,0.25730334202663807,0.25747576310155534,0.25862738399227303],"n_dims_used":45,"mean_confidence":0.9310640970865885},"coverage":{"mean_confidence":0.9310640970865885,"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}}