{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007188","477:4770000153","477:4770001750","499:4990001300","499:4990003413","499:4990002614","499:4990001565","470:4700008211","477:4770001688","469:4690005208","485:4850001126","477:4770001201","499:4990001655","477:4770000669","485:4850001295","467:4670000310","467:4670001878","479:4790001760","477:4770003721","485:4850000957","469:4690001859","489:4890003960","489:4890004180","469:4690005850","469:4690005297"],"twin_admin_codes":[485,477,477,499,499,499,499,470,477,469,485,477,499,477,485,467,467,479,477,485,469,489,489,469,469],"twin_sims":[0.5221870962202028,0.48289315035077646,0.3796595678930755,0.3498657777328325,0.3347804005673362,0.25708106156435684,0.23963464042815708,0.19319971742653316,0.18433239827762332,0.18113164537537296,0.17913994093424823,0.17115208905145962,0.16824227828753238,0.16569238853675328,0.16242041169640434,0.15710770431430016,0.1548208815978778,0.14294462242807499,0.1354099985419467,0.13411032616077756,0.13350069962757294,0.133306389909361,0.12904174312639227,0.12717386189485552,0.12537972440687284],"twin_dists":[0.14804886461798153,0.15670850358025024,0.18075246967578013,0.18822444597062152,0.19213353384047963,0.2140656077723206,0.2195332079083977,0.235501577915182,0.23884300552445792,0.2400768585494428,0.24085243703851733,0.24402601985380232,0.2452084117001776,0.24625670623603427,0.24761906474037207,0.2498741727321989,0.2508620063788667,0.25617214916013314,0.25971313175628197,0.26033874617536734,0.26063376754997863,0.26072801415715385,0.2628230525289799,0.26375715501400004,0.26466421664448814],"n_dims_used":44,"mean_confidence":0.9194873463023793},"coverage":{"mean_confidence":0.9194873463023793,"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}}