{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001754","480:4800001753","480:4800001977","480:4800002464","480:4800001693","480:4800002284","480:4800001809","480:4800002135","480:4800002178","480:4800002224","480:4800001755","480:4800001694","480:4800001580","480:4800002040","480:4800001872","480:4800001305","480:4800002504","480:4800001868","480:4800002033","480:4800002316","480:4800002081","480:4800001365","480:4800002462","480:4800001925","480:4800001355"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9431675396201049,0.8303756618582461,0.8147179214040722,0.7532296919742605,0.7470422243377636,0.6890063499813357,0.6801597281386449,0.6773613536255465,0.6706868767976235,0.662958102978084,0.6460623534594945,0.6428474538210961,0.6353103910899336,0.6331612797175027,0.6265448143970477,0.5941834630448896,0.592805442911937,0.5860313702131765,0.578877846872395,0.5676826412175953,0.5646713575314246,0.5635449614377455,0.5623302358122106,0.547520049616746,0.5179943945080351],"twin_dists":[0.04442821721675608,0.07918661160674495,0.08314266750710217,0.09777488654842588,0.09918765008671059,0.11209978401548658,0.11402767185295834,0.11463590566454866,0.11608380488159341,0.11775591405187188,0.12139746433488846,0.12208862548791508,0.12370728574373274,0.12416844638993373,0.12558735005724872,0.13251871686444838,0.13281392349153492,0.13426559396834645,0.13579975938131353,0.13820412149711597,0.1388517274580319,0.1390940793752788,0.13935550564055033,0.14254944656613192,0.14896449226927114],"n_dims_used":42,"mean_confidence":0.9113335382370722},"coverage":{"mean_confidence":0.9113335382370722,"n_dims_used":42,"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}}