{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001316","488:4880002251","488:4880002252","488:4880002933","481:4810000821","488:4880001943","470:4700003521","488:4880002968","481:4810002702","488:4880002788","470:4700001957","488:4880002155","488:4880002818","488:4880001505","488:4880001307","488:4880001678","481:4810002420","470:4700000957","481:4810001361","488:4880001415","488:4880002852","488:4880002681","481:4810000680","499:4990003261","488:4880001928"],"twin_admin_codes":[488,488,488,488,481,488,470,488,481,488,470,488,488,488,488,488,481,470,481,488,488,488,481,499,488],"twin_sims":[0.40021847749673045,0.32697996685403047,0.32592381978663065,0.27958044744989613,0.2791543135773877,0.27878140589276196,0.2473154692231769,0.2457555849470837,0.24137752770116902,0.24038584404625132,0.22818706635624603,0.2264263756682418,0.22475140781335975,0.22077649491855922,0.22002521154792654,0.21941326633616404,0.21902506512303835,0.215594154444364,0.2139930309911589,0.2128040443925442,0.21179326298793424,0.20879781903876785,0.20834355484285014,0.20819640719354016,0.20582341963268222],"twin_dists":[0.17576242981932297,0.19419222938369743,0.19447303613325062,0.20734942476603513,0.20747347152274268,0.20758211875005322,0.21709565031769246,0.2175866938603847,0.21897570852495377,0.21929259784959104,0.2232624802331567,0.22384691608900043,0.224405702214435,0.2257429625046855,0.225997516316717,0.2262052893456346,0.22633729627078347,0.22751085982497782,0.22806284136026583,0.22847454810399928,0.2288257743842351,0.22987335691233002,0.2300331152653896,0.23008491590286745,0.23092375307889404],"n_dims_used":45,"mean_confidence":0.9207839965820312},"coverage":{"mean_confidence":0.9207839965820312,"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}}