{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":468,"cluster_id":4680000002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010158","488:4880002740","499:4990002499","470:4700000654","488:4880002451","484:4840000496","499:4990001591","500:5000010181","485:4850000600","499:4990003711","498:4980000647","478:4780005729","499:4990004063","500:5000001507","500:5000008730","468:4680006901","479:4790004281","496:4960001164","468:4680000743","496:4960003282","484:4840000937","467:4670000592","496:4960004920","467:4670003466","468:4680003891"],"twin_admin_codes":[500,488,499,470,488,484,499,500,485,499,498,478,499,500,500,468,479,496,468,496,484,467,496,467,468],"twin_sims":[0.2964906170034186,0.2929739619561037,0.2679039882152274,0.2655496307839348,0.2630594863327569,0.25993677223421235,0.1978255974718203,0.19322461676223612,0.18814979695423198,0.16000460329053132,0.15835797987560352,0.157877721827282,0.15323797714953913,0.15273301571109069,0.14682989174776512,0.14591183676881098,0.14298241720698385,0.13837787037615704,0.13816034974659683,0.13723650507511861,0.13653171032138078,0.13445767633745997,0.13095811340996516,0.13036791213607907,0.1297460657177735],"twin_dists":[0.2025159085023572,0.2035072745954894,0.21079126339902934,0.21149640742761075,0.21224647151948156,0.21319338067901114,0.23380073288779424,0.235492347618266,0.2373910126832011,0.2486377571735008,0.24933852662791037,0.24954391391223382,0.25155204075933474,0.25177326732043465,0.254400256892403,0.25481577609185163,0.2561547416315907,0.2583011994962425,0.2584039089232002,0.25884148408661795,0.25917679153353795,0.26017110054771875,0.26187526236272884,0.26216603958544354,0.2624734842441407],"n_dims_used":45,"mean_confidence":0.9272027757432726},"coverage":{"mean_confidence":0.9272027757432726,"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}}