{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000368","477:4770000417","477:4770000367","477:4770000529","477:4770001042","477:4770000532","477:4770000487","477:4770000799","477:4770000579","477:4770000471","477:4770000372","477:4770000472","477:4770001280","477:4770000577","477:4770000689","477:4770000431","477:4770000539","477:4770000804","468:4680004312","477:4770000915","489:4890004040","477:4770000527","477:4770000591","489:4890004263","477:4770001281"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,468,477,489,477,477,489,477],"twin_sims":[0.7844505059478072,0.7840105479162854,0.7717434816859996,0.7501549577784581,0.7392454301280282,0.6585530248007255,0.6508879555090972,0.6382438471138681,0.6327446631339898,0.6301532846342629,0.5730710570944109,0.5714496887459244,0.5521339488633341,0.5458953118961475,0.5415329448242229,0.5376012682887489,0.5306266487666127,0.5222246083280889,0.5206652165446811,0.5148044335081221,0.5132406451254331,0.498928414577475,0.49829094733811824,0.4865026733814631,0.4736511249372122],"twin_dists":[0.09049778757236224,0.09060229004573318,0.0934921433869541,0.09847800692959548,0.10095605992554536,0.11870702025341817,0.12035907642664714,0.12307755905128759,0.12425782740621948,0.12481366365536896,0.1370462717980908,0.13739454278443455,0.14155301544382615,0.142900663850182,0.14384458425935875,0.14469651490751967,0.1462108283178812,0.14804068026503484,0.14838102169720668,0.14966232269242835,0.15000480231902585,0.1531519968212457,0.15329273850631445,0.15590488347869008,0.1587748674849088],"n_dims_used":45,"mean_confidence":0.9212375217013888},"coverage":{"mean_confidence":0.9212375217013888,"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}}