{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001632","477:4770000633","477:4770000682","477:4770000538","489:4890004039","477:4770000745","477:4770000585","477:4770000430","477:4770000484","477:4770000483","477:4770000735","477:4770001575","477:4770000750","477:4770000796","477:4770000694","477:4770000642","477:4770001736","477:4770000594","477:4770000870","472:4720008103","477:4770000639","477:4770000806","477:4770000156","472:4720008135","477:4770000696"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,472,477,477,477,472,477],"twin_sims":[0.6834866337513281,0.6722972737765808,0.6474116430202637,0.6278033720837737,0.5912615200409209,0.5726602409707224,0.5567721879149072,0.5401532162594662,0.5369226609315374,0.4801467902748925,0.4694680923488962,0.45879795979714083,0.4450927336084475,0.4082600253917669,0.4041191117108111,0.3920208456518811,0.38227837014114585,0.380058697329044,0.3723944260996812,0.3661334538571795,0.36085386914725226,0.3514293920396617,0.34666765307910563,0.3460201043832978,0.3442365376691228],"twin_dists":[0.11330358926245689,0.11573480791763126,0.12110723912571969,0.12531754274281906,0.13314470648981364,0.13713450568312263,0.1405526544655961,0.14414341543954645,0.14484367882933613,0.15732120840174907,0.1597144616241142,0.1621242884015163,0.1652494139624865,0.17384280989264314,0.17482916165156265,0.17773742463566158,0.18010985452802092,0.18065439146808457,0.182546591755488,0.18410663794424098,0.18543258962053794,0.187824415647714,0.18904557585827528,0.18921232159040324,0.18967245128646804],"n_dims_used":45,"mean_confidence":0.9176425509982639},"coverage":{"mean_confidence":0.9176425509982639,"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}}