{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008006","490:4900011076","490:4900010827","490:4900008344","490:4900011075","490:4900010745","490:4900008227","490:4900007892","490:4900011062","490:4900008345","490:4900010661","490:4900011221","490:4900010650","490:4900010834","490:4900010593","490:4900010851","490:4900011073","490:4900007788","490:4900008012","490:4900008120","490:4900007899","490:4900010649","490:4900008010","490:4900010416","490:4900010507"],"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":[0.5013217249916069,0.4123017019091397,0.3966412985400828,0.3799457743621866,0.3763020680479925,0.34920743483054817,0.3135031482714247,0.2982694193981641,0.26792641406943546,0.25430639777207387,0.24371210484680583,0.22766142871805198,0.21518302897509958,0.2085495244133972,0.2036827540017005,0.1985384132043236,0.18284282108864408,0.17911545222929193,0.1694644057808396,0.15476874548189648,0.15376114537809743,0.14100131343716454,0.13757056050485053,0.11997542530510306,0.11872442235772583],"twin_dists":[0.1526240435686691,0.17288435070031535,0.17662194335861395,0.18068213501311386,0.18157949752164146,0.1883931543668134,0.19781431052658482,0.20201709184358219,0.21078456526822054,0.2149189643981709,0.21823301702636652,0.22343664435909738,0.2276523291800671,0.229960649288328,0.23168615694585468,0.23354110188264185,0.23941532322020603,0.2408620109871676,0.24471002935411473,0.25088465154297673,0.25132340092083405,0.2570718472314249,0.25868300657938853,0.2674574754016494,0.2681177086716838],"n_dims_used":45,"mean_confidence":0.8867995368109809},"coverage":{"mean_confidence":0.8867995368109809,"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}}