{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004345","470:4700000142","488:4880002666","496:4960009839","499:4990001509","488:4880000269","478:4780000390","470:4700006687","470:4700000300","496:4960002787","496:4960005683","470:4700006424","478:4780000391","488:4880002619","499:4990000866","496:4960004340","496:4960004932","467:4670000425","499:4990001791","470:4700006942","474:4740000390","472:4720000098","479:4790004158","488:4880000965","488:4880002136"],"twin_admin_codes":[496,470,488,496,499,488,478,470,470,496,496,470,478,488,499,496,496,467,499,470,474,472,479,488,488],"twin_sims":[0.7187892245946119,0.6564689544413678,0.617988957910121,0.6024384789770872,0.5942110219751534,0.5827944449283281,0.5701133748215316,0.5454071811222325,0.5261491290597965,0.5252135895040101,0.5210185945727909,0.49238863644670405,0.48107642318395694,0.47895070014879093,0.4766180545249142,0.469472473086586,0.4676229356130959,0.4669897535447108,0.45720727395754107,0.45392499194332375,0.4523821727152787,0.45206251715719054,0.4518858822091059,0.4509198803609696,0.45086941640801076],"twin_dists":[0.10554044106001254,0.11915655107832797,0.12742066488621076,0.13075074626306654,0.13251281333318102,0.1349596202913035,0.1376816627825271,0.1430062177163306,0.14718516881477564,0.1473889775304925,0.14830387525723382,0.15459832188099853,0.15711368631700648,0.1575884002149675,0.1581101026321317,0.1597134761529234,0.16012981824713113,0.16027248049437987,0.16248522700502638,0.16323144212360852,0.1635828784529262,0.16365574754998766,0.16369602166366642,0.16391638084464114,0.16392789723205423],"n_dims_used":43,"mean_confidence":0.9118116511855014},"coverage":{"mean_confidence":0.9118116511855014,"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}}