{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004976","479:4790003750","479:4790003495","489:4890004338","479:4790003844","489:4890005337","479:4790004104","489:4890004975","489:4890003624","479:4790002651","479:4790003156","479:4790003243","489:4890003625","489:4890005282","479:4790003327","479:4790002482","479:4790004178","489:4890003747","489:4890004330","489:4890004691","479:4790002735","479:4790004181","472:4720004507","479:4790004015","489:4890004697"],"twin_admin_codes":[489,479,479,489,479,489,479,489,489,479,479,479,489,489,479,479,479,489,489,489,479,479,472,479,489],"twin_sims":[0.9045315904858309,0.8492322120760912,0.8101262845585798,0.7880139203462527,0.7786629984735601,0.7775686828020534,0.768189168854602,0.7594414662000385,0.7350296313168004,0.7344144899289587,0.7203380892124976,0.7182906246586606,0.6988202443178253,0.6945643913836467,0.692442552510079,0.6898277898859475,0.6844065197485675,0.6750246515556724,0.6733791478980679,0.6731712309630375,0.6708896553484585,0.6692997031154989,0.667043145360473,0.6648157792438693,0.6594044547410264],"twin_dists":[0.05817972575337922,0.07424973794621163,0.08428146522407505,0.08964906206100418,0.09186762254639368,0.09212547696985195,0.09432129835190056,0.09634761906191427,0.10190711792064772,0.10204560207384325,0.10519586688326583,0.10565128249129274,0.10995111980618265,0.11088427942698312,0.1113487232962085,0.1119203584041836,0.11310318813616801,0.11514324690646709,0.11550022832452615,0.11554531802430301,0.11603987148215827,0.11638425676866142,0.11687268648178238,0.11735441718144458,0.11852328813204117],"n_dims_used":45,"mean_confidence":0.9206117418077256},"coverage":{"mean_confidence":0.9206117418077256,"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}}