{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002365","499:4990001648","472:4720001784","499:4990001466","472:4720001531","472:4720001657","472:4720001656","472:4720001717","472:4720002028","499:4990002102","472:4720001720","472:4720001910","472:4720001722","499:4990001362","499:4990002189","499:4990001555","472:4720001904","499:4990001736","472:4720001651","472:4720001909","489:4890000344","472:4720002423","499:4990002277","472:4720002422","472:4720001973"],"twin_admin_codes":[472,499,472,499,472,472,472,472,472,499,472,472,472,499,499,499,472,499,472,472,489,472,499,472,472],"twin_sims":[0.5773403593932108,0.5579605507821955,0.5445982179637278,0.5398286173157377,0.5308424155454959,0.5122366114013115,0.5058655504911364,0.5037630912533225,0.496409466131199,0.49612671367290634,0.49590764269600757,0.4821510593976224,0.4755318567259953,0.47347821090096065,0.4719754800649005,0.4673045860091981,0.4633283607936454,0.46300398720328995,0.46105713757749855,0.4572322413804992,0.4488267101046101,0.448498992669594,0.4484895825975086,0.44736254715925905,0.4431985614222278],"twin_dists":[0.13612969065169309,0.14029655246971573,0.14318118519930376,0.14421374009544774,0.14616392051791421,0.15022482960212505,0.15162359485973623,0.15208620529750858,0.15370843441777962,0.15377094474074018,0.15381938351523994,0.1568739532629556,0.15835331628102944,0.15881365249002433,0.15915091669983836,0.1602015373120054,0.1610987424955595,0.16117205286501576,0.16161243265691844,0.16247955821832594,0.16439446855244502,0.1644693960082544,0.16447154777795678,0.16472938647347404,0.16568415593010644],"n_dims_used":45,"mean_confidence":0.9253634134928386},"coverage":{"mean_confidence":0.9253634134928386,"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}}