{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011555","490:4900009591","490:4900011417","490:4900011553","490:4900012014","490:4900009697","490:4900011882","490:4900009285","490:4900009284","490:4900011486","490:4900011618","466:4660004553","490:4900011355","490:4900009797","490:4900003978","490:4900011815","490:4900008069","490:4900012015","490:4900010550","490:4900011487","490:4900009175","490:4900011556","490:4900005758","466:4660004380","490:4900010559"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.4007138635564596,0.39998472867449053,0.3595916041017041,0.34949291443985975,0.30332799335459676,0.2987899568487357,0.24337810336310292,0.23019194134278426,0.22975574423975467,0.22693357388617727,0.2232676813923444,0.22226050267058087,0.20803123726491454,0.20787643629475325,0.20783764503562455,0.18502997852140032,0.1818078370865838,0.1791180235838049,0.17802655115854665,0.17637848461999853,0.17283625193733848,0.1692044841297852,0.16219901855396954,0.16193160640262103,0.16078084698702327],"twin_dists":[0.17564367632815325,0.17581848703795755,0.1857510597685236,0.1883199762746092,0.20060800024304778,0.20187145182795316,0.21833898896130982,0.2226006120467276,0.22274428852328426,0.22367825108965905,0.22490300597914523,0.2252418403830544,0.23014309067926553,0.23019764197164697,0.23021131620732932,0.2385761046988934,0.23981491934495686,0.2408610056631078,0.24128866294764767,0.24193794714054384,0.24334823956431823,0.24481580831645722,0.2477119617795297,0.24782429117482166,0.24830922197866184],"n_dims_used":45,"mean_confidence":0.9219409518771702},"coverage":{"mean_confidence":0.9219409518771702,"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}}