{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010589","490:4900011370","490:4900009446","490:4900010144","490:4900011369","490:4900011770","490:4900008104","490:4900008769","490:4900011505","490:4900008451","490:4900011237","490:4900011504","490:4900010052","490:4900011640","490:4900010748","490:4900011506","490:4900009922","490:4900011305","490:4900010138","490:4900012176","490:4900010492","490:4900008890","490:4900012109","490:4900010588","490:4900011838"],"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":[0.12656152058150358,0.06129656334594213,0.06054088169777792,0.052809274767614135,0.050531104229422065,0.04286264314185992,0.03702887190853234,0.03534942218456589,0.03382385745730682,0.028899053968519172,0.027169506826440593,0.025328273215194014,0.022974944419417574,0.02044092860709476,0.020351942733229423,0.018296660799320245,0.018210766412679803,0.016967416109179047,0.016723079293074806,0.015742019106380352,0.014163861700107706,0.014010657612761533,0.012395721973782515,0.012090495829278281,0.011975794163098144],"twin_dists":[0.2640656392063239,0.30690149278355383,0.30758251418629307,0.31498611487712264,0.31733874675313334,0.32596967905866836,0.33345422440033884,0.33579390805945575,0.3380026328482309,0.3457661048719996,0.3487636630482185,0.3521411583984387,0.3567815997130441,0.3622644407225422,0.3624675210017139,0.36738812261756254,0.3676041005084889,0.3708347822368191,0.3714939569466946,0.37422885682030316,0.3789603794406866,0.379444133800462,0.384849635987954,0.38594080966039995,0.38635718657725043],"n_dims_used":45,"mean_confidence":0.8908506605360244},"coverage":{"mean_confidence":0.8908506605360244,"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}}