{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002205","480:4800002250","480:4800002005","480:4800002391","480:4800002067","480:4800002254","480:4800002439","480:4800002217","480:4800001774","480:4800002114","472:4720004537","480:4800002008","480:4800002295","493:4930005980","480:4800002117","480:4800002108","470:4700006761","480:4800002207","480:4800002265","480:4800001951","480:4800001663","480:4800001831","500:5000003239","480:4800002438","472:4720003534"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,472,480,480,493,480,480,470,480,480,480,480,480,500,480,472],"twin_sims":[0.3820659211543857,0.3371793968965702,0.3162325097832388,0.3143602920232065,0.29146240633526604,0.2883087704754956,0.2638777110465438,0.23697305438769903,0.2339979322430151,0.2331310299181537,0.19993232357511234,0.18660239606071816,0.1847959073231163,0.17665559091376146,0.16891699752390107,0.16591433589562837,0.16226697089995837,0.1615576273552247,0.1612494217431179,0.15286023926492867,0.1472768517237986,0.14319604905657593,0.1425883845481611,0.1398056376762084,0.1362171742181027],"twin_dists":[0.18016190720978537,0.1915056593297759,0.19707378652816757,0.19758135956227918,0.2039355556577726,0.20483337511374397,0.21199952437070807,0.22038968371028353,0.22135451915189316,0.22163716719266072,0.23303524792702315,0.23797706824909814,0.23866558347610284,0.24182847545253566,0.24493294132669524,0.24616500034981115,0.24768343905590684,0.2479816110613285,0.2481114611307043,0.25171747942555883,0.2541986542386599,0.25605641123688305,0.2563363935630396,0.2576300090754449,0.25932685106404363],"n_dims_used":43,"mean_confidence":0.9201621122138445},"coverage":{"mean_confidence":0.9201621122138445,"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}}