{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000062","477:4770000039","477:4770000275","489:4890001961","477:4770000231","477:4770000087","489:4890001963","477:4770000105","477:4770000652","489:4890002365","477:4770000200","477:4770000154","477:4770000081","477:4770000814","477:4770000131","489:4890002781","477:4770000194","500:5000001008","477:4770002199","489:4890002533","489:4890001698","477:4770000874","489:4890002698","485:4850007720","477:4770000100"],"twin_admin_codes":[477,477,477,489,477,477,489,477,477,489,477,477,477,477,477,489,477,500,477,489,489,477,489,485,477],"twin_sims":[0.8867998264377518,0.8344817085392218,0.7347413369320208,0.7012772636783137,0.6918174035015436,0.679018425490342,0.6529223663328165,0.6384659169813978,0.6350795126782369,0.6209469443574557,0.6104435507259903,0.6034885170320122,0.5922986175306819,0.5889025262207739,0.5643843435115125,0.547116644727066,0.54341509077728,0.5433417351083764,0.5363110299088589,0.5354536757997325,0.5206432821126669,0.5183396920576062,0.5183233503977596,0.5174423796720381,0.5144470327170473],"twin_dists":[0.06366128818867689,0.07812885930542608,0.10197202938393492,0.109411365560233,0.11148546210322358,0.114275824928394,0.11992093467965032,0.12302987420240846,0.12375683552474559,0.12678698893123155,0.12903662071127991,0.13052589712521445,0.13292250565356503,0.13365019949720816,0.13891347470498924,0.14263663332541043,0.14343716228669745,0.14345303653896718,0.14497634938372345,0.1451623707662408,0.14838581063617837,0.14888901803939628,0.14889258968503397,0.14908517531102325,0.14974057293993362],"n_dims_used":45,"mean_confidence":0.9198291354709202},"coverage":{"mean_confidence":0.9198291354709202,"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}}