{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001822","493:4930002160","493:4930001235","493:4930001369","493:4930002665","493:4930001233","493:4930002667","493:4930002500","493:4930003356","493:4930002499","493:4930001667","493:4930002666","493:4930001239","493:4930001243","493:4930001371","493:4930001370","493:4930002506","493:4930002322","493:4930003353","493:4930003355","493:4930001362","493:4930002321","493:4930001238","493:4930000784","493:4930000788"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.44631978253500426,0.4335946848706538,0.36990729702589104,0.3559771289364345,0.3548624699157437,0.3363197116245244,0.3318556622433659,0.3211421206664114,0.29705095330966125,0.288958064207561,0.2840277378653401,0.27729609732531424,0.27434293766427464,0.25734422171661603,0.25307526270341163,0.2347444268973704,0.23446517396101293,0.23153046039899025,0.21950739408590778,0.2152131618181566,0.20666811533692922,0.2048589607304778,0.2005930681722818,0.1810286435778073,0.1787933559805168],"twin_dists":[0.16496816500512884,0.16789964429788984,0.18316473446798204,0.1866661743937399,0.18694934850721046,0.19173038052549737,0.19290232345191313,0.19575075571174952,0.20235858811281524,0.2046480482971137,0.20606161169196768,0.2080157462026363,0.2088821374962394,0.2139849752116203,0.21529949573893215,0.22111167902416937,0.2212024627010613,0.22216084227817307,0.22617330501282207,0.22764195420223218,0.23062440497365552,0.23126657239710738,0.2327963112956726,0.24011681944690283,0.2409880221989406],"n_dims_used":45,"mean_confidence":0.927198961046007},"coverage":{"mean_confidence":0.927198961046007,"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}}