{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003127","490:4900003803","490:4900003662","490:4900003395","490:4900003257","490:4900002697","490:4900002991","490:4900002990","490:4900004217","490:4900003660","490:4900003949","490:4900003654","490:4900003263","490:4900002698","490:4900003518","490:4900002994","490:4900002550","490:4900004357","490:4900003398","490:4900003255","490:4900001246","490:4900004356","490:4900003794","490:4900003129","490:4900003262"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36135894550597064,0.32820668491942573,0.30680609324430863,0.2990400647547776,0.27423659124807725,0.26682038183936335,0.2407609592365354,0.2170409788852503,0.21192425334000792,0.20749020114094613,0.20501692548889577,0.20242675066229338,0.2005409751836688,0.19700068287971378,0.19614045532666272,0.19591063053955315,0.1918431703210004,0.18986660763152932,0.18914176957504028,0.1836514409274793,0.14383406477940827,0.1430043345456369,0.1355677565545757,0.12263376771407881,0.11423655403099944],"twin_dists":[0.18530531769611608,0.19386669997446626,0.19964706901091728,0.20180152759217201,0.2089134434622046,0.21111532945263145,0.21917263144062532,0.2270144443763512,0.22878019390271478,0.23033387068171923,0.23121034791294104,0.23213604573852215,0.23281512931004653,0.23410200273334592,0.2344171009397592,0.23450144694670866,0.2360057129052278,0.2367447341531713,0.23701709227252699,0.23910423332159803,0.2557633926086302,0.2561446485043416,0.2596374998834893,0.2660717713064874,0.2705310164322032],"n_dims_used":45,"mean_confidence":0.9164505004882812},"coverage":{"mean_confidence":0.9164505004882812,"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}}