{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001998","490:4900003353","490:4900002313","490:4900001595","490:4900001338","490:4900001319","490:4900000953","490:4900002611","490:4900001605","490:4900003193","490:4900004012","490:4900002332","490:4900001697","490:4900001316","490:4900004597","490:4900004593","490:4900001424","490:4900001073","490:4900001296","490:4900001332","490:4900001846","490:4900001467","490:4900002159","490:4900001997","490:4900004151"],"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":[0.5195947285099035,0.517547471817178,0.5137032208253183,0.4890866206091815,0.4787546507542624,0.4691126630660606,0.4660221859390599,0.45230834372842366,0.4440392005665621,0.43250367073530327,0.41917076485308485,0.4088545028067644,0.4066096335117776,0.40480848515487133,0.39943830170039113,0.3971596451029173,0.3809763739058497,0.37956713373218415,0.3760053606221754,0.3747323849910594,0.37222581854134296,0.3717120799362323,0.3710887188136778,0.364934640135337,0.3636509926172513],"twin_dists":[0.14861479636242317,0.1490621973830376,0.14990346827380338,0.15533071936848764,0.1576322156035825,0.15979442779832045,0.1604906115827561,0.1635997069129586,0.1654911282962027,0.16815255332843504,0.17126470281663983,0.173701572427402,0.17423539189112153,0.17466464373386106,0.17594958827904728,0.17649717768298356,0.18042907898084454,0.18077519066233044,0.1816527557424156,0.1819673798621046,0.18258843221041904,0.1827159757186592,0.18287085188752192,0.18440686411222837,0.18472888734531878],"n_dims_used":45,"mean_confidence":0.9176140679253473},"coverage":{"mean_confidence":0.9176140679253473,"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}}