{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000444","500:5000000343","500:5000000447","485:4850007056","500:5000000502","500:5000000505","500:5000000344","485:4850006522","485:4850007598","485:4850007133","485:4850006757","500:5000000606","485:4850008824","500:5000000162","485:4850005776","485:4850007886","485:4850007275","500:5000000496","485:4850004471","500:5000000288","500:5000000604","485:4850007475","485:4850006916","500:5000000293","470:4700008249"],"twin_admin_codes":[500,500,500,485,500,500,500,485,485,485,485,500,485,500,485,485,485,500,485,500,500,485,485,500,470],"twin_sims":[0.6324334194573776,0.6011370967884117,0.5959930197905691,0.5668248646173705,0.48486256682551065,0.45035146067756004,0.4128360691560751,0.407933209474131,0.3975071513842187,0.37097288957385577,0.35297941286057694,0.3164653800890859,0.31482688755124405,0.31042055609180635,0.30630135457897734,0.30076414140542695,0.2991803117681573,0.2967565284991728,0.294696550115721,0.2899246463362081,0.2877619377429673,0.2670525169581397,0.25631345979649167,0.24730902396885074,0.2370521492596457],"twin_dists":[0.12432459813986381,0.1310294242079373,0.13213110482810714,0.13838855249438656,0.1562698053682505,0.16404612777398805,0.17275793697297664,0.17392049435478876,0.1764135749620614,0.18289964424717106,0.18742877879114675,0.19701077267860306,0.1974547018241906,0.19865509778406165,0.19978612625255046,0.20132044518847692,0.2017623328471568,0.20244122922441515,0.20302079352105581,0.20437261843970683,0.20498965035166752,0.21104583783811687,0.21430110024665075,0.2170976751496253,0.22036414149910338],"n_dims_used":45,"mean_confidence":0.9182547675238715},"coverage":{"mean_confidence":0.9182547675238715,"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}}