{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001685","480:4800002498","480:4800001836","480:4800001790","480:4800002215","480:4800001837","480:4800001454","480:4800001851","466:4660004545","480:4800001955","480:4800001613","480:4800001730","480:4800002353","480:4800001721","472:4720000812","466:4660003029","480:4800001726","466:4660005172","480:4800001793","480:4800001612","480:4800001957","470:4700003514","496:4960008528","480:4800002355","480:4800001377"],"twin_admin_codes":[480,480,480,480,480,480,480,480,466,480,480,480,480,480,472,466,480,466,480,480,480,470,496,480,480],"twin_sims":[0.46425114035710263,0.42907368958384784,0.39149163172518436,0.34603676460247573,0.343594326907318,0.3314619102627209,0.32271906284549684,0.32073880126825827,0.3171461079293257,0.30268785488124084,0.3017804462543896,0.2944460105478767,0.292375013513027,0.2847233510411628,0.2824313790134988,0.2815505245807199,0.261518707159482,0.2598639016965187,0.25877014850139607,0.25698540790016283,0.25336182365438376,0.24932186478530866,0.24920680624710595,0.2418111143012759,0.24051951136953614],"twin_dists":[0.16089028689047097,0.16894934765180922,0.17786557731145888,0.18920802946772647,0.18983844035380343,0.19300610609290392,0.19532821592043959,0.19585901093724928,0.19682672037300408,0.2007855529917791,0.2010376121098963,0.203091444398325,0.2036768221793904,0.20586128559709824,0.20652246035219698,0.20677742603243074,0.21271279983862532,0.2132155624653453,0.21354897222970498,0.21409492908342975,0.21521081778214549,0.21646696196189763,0.21650292684964148,0.21883742254485383,0.21924983548513785],"n_dims_used":43,"mean_confidence":0.9205935278604197},"coverage":{"mean_confidence":0.9205935278604197,"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}}