{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000359","477:4770003730","477:4770003559","499:4990000248","499:4990000684","499:4990000301","499:4990000869","499:4990000413","499:4990000486","477:4770003617","499:4990000410","477:4770003720","499:4990000249","477:4770003864","499:4990000478","499:4990000541","499:4990000212","499:4990000543","499:4990000142","499:4990000405","477:4770003865","499:4990000303","499:4990000544","477:4770003674","499:4990000117"],"twin_admin_codes":[499,477,477,499,499,499,499,499,499,477,499,477,499,477,499,499,499,499,499,499,477,499,499,477,499],"twin_sims":[0.8593928596888616,0.8172964823613994,0.8086347516421681,0.7978641640383873,0.7808464868808859,0.7710221529864201,0.7627386174475475,0.7583874798316177,0.7450687711546735,0.7379502996644852,0.7371813645727899,0.7199221037981494,0.7192293153037814,0.7131076100922209,0.7011598338995308,0.6903701537638933,0.6894363328463194,0.6829081993868582,0.6820068394492983,0.6817745377654898,0.680542855555845,0.6692578344232748,0.6679659978019395,0.6666849923044927,0.6659773343001258],"twin_dists":[0.07149684685164195,0.0824991037264097,0.08464946599651489,0.08728047084119121,0.09135203934374338,0.09366069951337198,0.0955861895315872,0.09659044886705079,0.09963646221243767,0.10124860453527043,0.10142213493476061,0.10528844857282797,0.10544257368985348,0.10680120799798133,0.1094371797721988,0.11180185031682954,0.1120058728316403,0.1134295602586638,0.11362579171898439,0.11367635226526569,0.11394434093156598,0.11639332283489372,0.11667298377197195,0.11695017227364639,0.11710324437417799],"n_dims_used":45,"mean_confidence":0.9270480685763889},"coverage":{"mean_confidence":0.9270480685763889,"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}}