{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000696","490:4900000812","490:4900000784","490:4900000135","490:4900000143","494:4940007721","490:4900000842","490:4900000816","490:4900002475","490:4900000594","490:4900000697","490:4900000410","490:4900000687","490:4900000226","490:4900000077","496:4960008364","490:4900000235","490:4900000501","490:4900000080","490:4900001606","490:4900000408","490:4900000500","490:4900001591","490:4900000608","490:4900000154"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4857826078964264,0.4507004891655432,0.41664471152306304,0.3377366216597694,0.3346300058506768,0.3267523489915761,0.3228034277989813,0.31860996634077804,0.3161621165141102,0.3155184456514086,0.3150960563306531,0.3133115517240534,0.3094130782684254,0.298717805447411,0.2955964659269437,0.2892422923857555,0.26693932771190887,0.2665099166931681,0.2661207489463701,0.2603151431717702,0.2541289766761669,0.2530448863519775,0.24709759810559553,0.2431190227549322,0.24165159031696715],"twin_dists":[0.1560650505759608,0.16396645164042173,0.17185898185995072,0.19136016641270795,0.19217297685224938,0.19425270560183366,0.19530564296129646,0.1964316822632395,0.19709283985419526,0.19726717353439616,0.19738168418285476,0.19786643135256776,0.19893092512578636,0.20189163002216895,0.20276731396230593,0.2045669998125078,0.211079717306634,0.211208328589357,0.21132499812381247,0.21307826740785749,0.21497373116887686,0.21530889962096988,0.21716411519570591,0.21842125474773658,0.21888828164362412],"n_dims_used":45,"mean_confidence":0.909373050265842},"coverage":{"mean_confidence":0.909373050265842,"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}}