{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750006469","499:4990001523","500:5000000684","500:5000002247","476:4760000451","476:4760000494","468:4680010528","475:4750006464","475:4750006383","485:4850008434","500:5000003612","475:4750008004","500:5000004835","476:4760000381","475:4750011518","476:4760000422","499:4990001432","475:4750007863","485:4850006585","476:4760000544","500:5000005173","475:4750006301","475:4750008140","475:4750008077","500:5000002007"],"twin_admin_codes":[475,499,500,500,476,476,468,475,475,485,500,475,500,476,475,476,499,475,485,476,500,475,475,475,500],"twin_sims":[0.15586847042577384,0.13032982489315473,0.12425695222338233,0.11089135772776341,0.10309898903683483,0.10288569381755525,0.10259237133305152,0.09637100986211573,0.09577866598510333,0.0947620915233629,0.09474428267587552,0.08807626342082948,0.08721666662644448,0.0857276296606932,0.07844807984309884,0.07824053121709784,0.07795920111084441,0.07781109598064026,0.073670524699522,0.07341945730626512,0.07324327955427239,0.07207087250104964,0.06894391639738896,0.06804699013105904,0.06776077107526718],"twin_dists":[0.2504081672319896,0.2621848382917023,0.26523687954199104,0.27237775346310467,0.27685303325355526,0.2769791799322677,0.27715298982931424,0.2809344481831789,0.2813043806696422,0.2819434729425222,0.2819547168943601,0.2862872205090221,0.28686448117421065,0.2878752374354057,0.2930285202091234,0.29318097375206453,0.2933881428070067,0.29349744775497466,0.29662334919280053,0.29681741005311785,0.29695390606350686,0.29786907207114854,0.3003703444124471,0.3011047926829201,0.30134082117648214],"n_dims_used":44,"mean_confidence":0.920876069502397},"coverage":{"mean_confidence":0.920876069502397,"n_dims_used":44,"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}}