{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002918","490:4900004319","490:4900003747","490:4900003056","490:4900001992","490:4900004436","490:4900002753","490:4900002920","490:4900002612","490:4900003610","490:4900001997","490:4900002151","490:4900004713","490:4900004579","490:4900003346","490:4900004019","487:4870004413","490:4900003726","490:4900002309","490:4900003226","490:4900003867","490:4900002626","490:4900002302","490:4900001875","490:4900002776"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490],"twin_sims":[0.6626996316897307,0.6132673514363034,0.613212600327938,0.5750365584626776,0.5573173846694481,0.45603667618913757,0.44007656950741236,0.4288125515562518,0.4234206452801076,0.4042758700120616,0.3876094966831751,0.3767507925514811,0.37461554254580876,0.37380572351175917,0.36483374463358764,0.3618805134658037,0.3515489796245803,0.3343667468769503,0.3339712693742177,0.33310920624358054,0.3268370825702699,0.31786547036293156,0.3152741561693241,0.31292515055514986,0.30640666833964314],"twin_dists":[0.11781175758623703,0.12843192137137519,0.12844364649273005,0.1366242150038097,0.1404351502630662,0.16275113397194427,0.16640227116050132,0.16901011684922093,0.17026829211412886,0.17479174049210686,0.17880815456967716,0.18146875925985384,0.1819962844502116,0.18219674000283673,0.1844321546222708,0.18517398507854796,0.18779385904229048,0.1922420432065065,0.19234585285974046,0.19257236959589097,0.19423018985732335,0.19663246443997795,0.19733339033322006,0.19797160093125912,0.19975710103598548],"n_dims_used":45,"mean_confidence":0.9170177883572048},"coverage":{"mean_confidence":0.9170177883572048,"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}}