{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002224","490:4900001630","490:4900001913","490:4900002532","490:4900001106","490:4900002225","490:4900002983","490:4900002071","490:4900001774","490:4900002237","490:4900002072","490:4900002678","490:4900002677","490:4900001495","490:4900002082","490:4900002533","490:4900001636","490:4900001782","490:4900001770","490:4900001244","490:4900002381","490:4900001635","490:4900002839","490:4900003118","490:4900002832"],"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":[0.8641810830540202,0.8033735093547606,0.626656010351117,0.5111711467664004,0.45701280699311003,0.4304678462656996,0.3892945894304501,0.37523098810208905,0.373070897551637,0.35399870399125877,0.2451024978463785,0.21482755214433877,0.20953057148088514,0.20745695718913545,0.20634256348658134,0.18693286280310542,0.17378563513898554,0.16850090792987862,0.15766234666132736,0.1511773341076467,0.15012758319886876,0.14521289624943967,0.13505711583148158,0.12543148970018897,0.12237230122691929],"twin_dists":[0.07017380559015723,0.08594032033713912,0.12556351362116427,0.15045843824860788,0.1625293840379326,0.1686251699603718,0.17839847410171164,0.1818440846258016,0.1823788173431596,0.18716910091910788,0.21779287790333,0.2277747967345338,0.22961615602721655,0.23034560421125042,0.2307396767219576,0.23785162325698694,0.24296824679061935,0.24510272617919243,0.2496361692730161,0.2524582139697131,0.25292333941060163,0.2551334216014248,0.2598825492725676,0.2646379081630311,0.2662070432897304],"n_dims_used":44,"mean_confidence":0.9115421121770685},"coverage":{"mean_confidence":0.9115421121770685,"n_dims_used":44,"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}}