{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001494","485:4850007627","485:4850007756","500:5000001278","477:4770001320","500:5000002016","485:4850007045","500:5000001506","477:4770001269","477:4770001718","500:5000002002","485:4850006750","477:4770001601","477:4770001662","477:4770001600","500:5000001100","477:4770000125","500:5000001882","500:5000001899","477:4770002332","477:4770001717","477:4770001768","499:4990003530","500:5000005043","485:4850007118"],"twin_admin_codes":[477,485,485,500,477,500,485,500,477,477,500,485,477,477,477,500,477,500,500,477,477,477,499,500,485],"twin_sims":[0.5910333674399714,0.5593297095600459,0.5365011732717584,0.5363482239926559,0.5146000442025126,0.5010669936423886,0.4898386019219535,0.4158539370231954,0.41512773727194174,0.4041228603455327,0.39532559028265957,0.39382125921039557,0.38488973367366325,0.3763099635035921,0.37093131131393836,0.3670305576930262,0.3429101429769189,0.3273120402099376,0.32006647872475086,0.29334133131507284,0.2920986092804871,0.29057960070595973,0.2846561995672494,0.2806158274500237,0.2746332601977578],"twin_dists":[0.1331935912716965,0.1400015840696227,0.14493510167924603,0.14496828066278503,0.1497070705665094,0.15268020278952238,0.15516379822063686,0.1720453361111206,0.17221660695120947,0.17482826670593962,0.17693897047546847,0.17730204432118965,0.17947116558515738,0.18157754848839402,0.18290998068830105,0.18388229381000123,0.19001545970223535,0.19410404190687813,0.1960396391844489,0.2034033830076997,0.20375513491566621,0.20418629872237565,0.20588061134494323,0.20704850538787994,0.2087967110241902],"n_dims_used":45,"mean_confidence":0.9217011345757379},"coverage":{"mean_confidence":0.9217011345757379,"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}}