{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004430","480:4800004348","480:4800004429","472:4720002526","481:4810002383","496:4960005307","496:4960005155","478:4780003497","469:4690000220","480:4800004689","480:4800004294","480:4800004686","480:4800005205","481:4810001332","488:4880000492","481:4810000423","499:4990003177","485:4850008946","481:4810000408","500:5000001779","476:4760000377","468:4680005047","488:4880000642","480:4800004518","475:4750011181"],"twin_admin_codes":[480,480,480,472,481,496,496,478,469,480,480,480,480,481,488,481,499,485,481,500,476,468,488,480,475],"twin_sims":[0.3245855718243684,0.3087688266334624,0.30839177398551687,0.22661165604280947,0.21887107431948735,0.20708133432695816,0.19861310162905182,0.19558936705835922,0.18433689692217772,0.17739505843033954,0.17669603535431935,0.16082323337456078,0.15348943945689428,0.1419770585912683,0.13628858369388083,0.13295335130694713,0.13260903796987647,0.12615117986313595,0.12459985947754082,0.12386811688927526,0.12378683790938633,0.12243891352781397,0.12078536649321772,0.11839237656977036,0.11681383214798467],"twin_dists":[0.19482957263751052,0.1991075785242357,0.19921106435872774,0.22378527345943766,0.22638970395554503,0.23047827038255492,0.23351393519403063,0.23461946612443682,0.23884128202385843,0.2415369433100819,0.24181250797448203,0.2482913156993332,0.2514420730503041,0.2566189592758846,0.2592927601284621,0.26089951415738644,0.2610671058451232,0.2642729936004464,0.26506156629070965,0.26543611935534245,0.2654778269158418,0.26617255994273636,0.26703281944532437,0.26829384360417863,0.2691364022243407],"n_dims_used":43,"mean_confidence":0.9207909162654433},"coverage":{"mean_confidence":0.9207909162654433,"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}}