{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000469","489:4890000470","470:4700004492","489:4890000678","489:4890000471","489:4890000430","470:4700004141","489:4890000431","470:4700004318","470:4700000403","470:4700006010","470:4700006295","470:4700005993","489:4890000679","489:4890000518","489:4890000796","489:4890000622","470:4700003964","470:4700000601","470:4700001199","470:4700006293","470:4700001067","489:4890000619","470:4700004305","470:4700001196"],"twin_admin_codes":[489,489,470,489,489,489,470,489,470,470,470,470,470,489,489,489,489,470,470,470,470,470,489,470,470],"twin_sims":[0.8734359201950289,0.8357248498217829,0.8313665387132221,0.8176605992714938,0.801538386288145,0.7836737694063638,0.7835307315607005,0.7796513775195595,0.7792731205141391,0.7671108223587969,0.7462240130715024,0.746202361567086,0.7454023147376867,0.744650674182166,0.7432155468118833,0.7364153043966105,0.7314699512186573,0.7309944399205281,0.7306740807717719,0.7293965847465477,0.727506680176549,0.7168311344341249,0.7167982249115472,0.7164936411334304,0.7096565648443073],"twin_dists":[0.06756482558500228,0.0778068172580091,0.07893217458792855,0.08240798600404005,0.08638799778963639,0.09068224266503284,0.09071618951225444,0.0916344189229443,0.09172370205983972,0.09457217248933429,0.09937383347402425,0.0993787582904366,0.09956066492662077,0.0997314406433478,0.10005717505678445,0.10159490141836539,0.10270750651726378,0.10281424608603056,0.1028861348194138,0.1031726201605502,0.1035959049435123,0.10597550982533528,0.10598281687227096,0.10605043697796594,0.10756464054365009],"n_dims_used":43,"mean_confidence":0.9117600197015807},"coverage":{"mean_confidence":0.9117600197015807,"n_dims_used":43,"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}}