{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006437","490:4900004885","490:4900004883","490:4900006072","490:4900004749","490:4900004750","490:4900004203","490:4900004884","490:4900005812","490:4900006071","490:4900004612","490:4900006067","490:4900006070","490:4900004060","490:4900006798","490:4900006913","490:4900004748","490:4900004742","490:4900003510","490:4900006069","490:4900007656","490:4900006794","490:4900004204","490:4900006551","490:4900007045"],"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":[0.019739820595686578,0.016944789518162497,0.010574161364434249,0.007059153974880712,0.0053140907033963295,0.005155871810837524,0.004930817860014504,0.004819630869069738,0.004413277222612945,0.0035841790568434504,0.002609551131074708,0.0023982673965193824,0.0022311847795061877,0.0021495112296405143,0.0020069701488662204,0.0017443816650626824,0.001684146732288621,0.0016806079400592477,0.0015957709458033033,0.0014231726846827887,0.0013455593729127704,0.0012979604138347227,0.0012916080447055458,0.0011685812972300031,0.0011247312150734741],"twin_dists":[0.3638858481191949,0.3708954733137028,0.3917537212852368,0.408782092097418,0.4203358583447584,0.42154702047173503,0.42332909030302296,0.42423687399125043,0.42772453331620586,0.43585327729470724,0.4479663473862509,0.45113427141703305,0.45382623016387386,0.4552101631331458,0.4577455400054846,0.46288386472763254,0.4641626320645889,0.46423906377504687,0.4661172843871497,0.4702413042492446,0.4722485478471246,0.47353317943183193,0.4737079049585299,0.47725878332357446,0.47860858559226566],"n_dims_used":45,"mean_confidence":0.8971085442437066},"coverage":{"mean_confidence":0.8971085442437066,"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}}