{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004164","490:4900001992","490:4900003226","490:4900003056","490:4900001875","490:4900003617","490:4900003726","490:4900001997","490:4900004597","490:4900001296","487:4870004413","490:4900003068","490:4900003076","490:4900003347","490:4900003357","490:4900002918","490:4900002151","490:4900002313","490:4900003867","490:4900004592","490:4900004022","490:4900002612","490:4900003201","490:4900001319","490:4900002302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6132673514363034,0.6074475169333585,0.5883227930359263,0.5439639972430643,0.5221166061208548,0.5140608996087266,0.5035436510386113,0.4974378724171544,0.47749155129626286,0.46742896794470673,0.4664594343521105,0.46408650089823206,0.463020783379245,0.4601643606121243,0.4558288139988375,0.448937696286744,0.4487737051739067,0.44098186780596743,0.43942762062348584,0.42839767734214734,0.4171216205461181,0.4135020912507021,0.4019829336995268,0.39809647789410857,0.396796142086092],"twin_dists":[0.12843192137137519,0.12967816342215982,0.13377444333584618,0.14331839050975523,0.1480642444416048,0.14982512905305295,0.15213451933952565,0.15348116218507526,0.1579146462995261,0.16017351406368835,0.16039201781369108,0.1609274682834994,0.1611682563871074,0.1618145997263708,0.1627983767429852,0.1643690979644975,0.16440658590401735,0.16619383279040104,0.16655179003624218,0.16910669303578282,0.17174666663749827,0.17260047758342723,0.17533975895860843,0.1762718718312591,0.176584664784951],"n_dims_used":45,"mean_confidence":0.9177047729492187},"coverage":{"mean_confidence":0.9177047729492187,"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}}