{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002112","480:4800001893","480:4800001377","480:4800001334","480:4800001271","480:4800001833","480:4800001713","480:4800001620","480:4800001957","480:4800001614","480:4800001556","480:4800002207","480:4800001726","480:4800001951","480:4800002355","480:4800001564","480:4800002261","480:4800001717","480:4800001618","480:4800001391","480:4800002176","480:4800001615","480:4800001955","480:4800002307","480:4800001333"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6478025769642024,0.609060136987508,0.5921053064711217,0.46902183432117195,0.4527999729582332,0.4343242915830379,0.41538973856245537,0.40368426078257486,0.3950490431750043,0.36775507000274255,0.3677272120775219,0.3646890179878912,0.3633665073939193,0.3625766815493483,0.3598837844708417,0.35137801409205094,0.3406008245364604,0.3360734562557157,0.3360472931764151,0.33162626162771847,0.3256613683744516,0.32377891196296316,0.31365714025379676,0.31289242777653653,0.31250706115157767],"twin_dists":[0.12102313443816314,0.12933285520861962,0.13296392167555937,0.15981486617937332,0.1634876648518011,0.1677306561442,0.17215480029225763,0.17493300283695207,0.1770056678119095,0.18370131121654437,0.18370826680316385,0.18446843802302762,0.18480033266253793,0.18499883728692965,0.18567729181293127,0.18783754522927623,0.19061434669117905,0.19179480875926158,0.1918016553543325,0.1929627792114207,0.19454289443619338,0.19504487775999202,0.1977724325661968,0.19798051072062212,0.1980854786826364],"n_dims_used":43,"mean_confidence":0.9205979635549146},"coverage":{"mean_confidence":0.9205979635549146,"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}}