{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013198","490:4900013051","490:4900012607","490:4900013018","490:4900012606","490:4900012975","490:4900013047","490:4900013082","490:4900013234","490:4900012535","490:4900013049","490:4900013235","490:4900000378","490:4900013085","469:4690006409","479:4790001505","490:4900006745","469:4690006764","490:4900013150","490:4900012461","490:4900006506","494:4940005055","490:4900007261","496:4960002699","489:4890005294"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,479,490,469,490,490,490,494,490,496,489],"twin_sims":[0.35049300329546995,0.20336918101460386,0.16714289997155873,0.06694223447649236,0.06502133956308258,0.06450403362605822,0.058548495928098965,0.03571877606304956,0.031957470811003565,0.024181236096250745,0.01882437682119695,0.016176592024915688,0.009430212289256525,0.008756777197181811,0.007974012617774124,0.006696318536023093,0.006629018526871425,0.00625035029517539,0.005536570024621641,0.005403444755377956,0.004716181197813322,0.004693489401646654,0.004630957407328567,0.003966246052631917,0.00353816090343572],"twin_dists":[0.1880638664185823,0.23179829716929187,0.24565896727569883,0.3020203321904075,0.3036419830056338,0.3040853810890003,0.3094121607223683,0.33527137450821626,0.3408233839186293,0.35435407485944276,0.3660803396688858,0.37299943792106477,0.39665278724355674,0.39979102666239413,0.4037224194463038,0.41095363672287777,0.4113680241461894,0.41377276954347036,0.41868682925735323,0.4196661947016427,0.4250986945334369,0.4252900255979535,0.4258216523766248,0.4319155753765467,0.43635308272001816],"n_dims_used":45,"mean_confidence":0.9061292012532552},"coverage":{"mean_confidence":0.9061292012532552,"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}}