{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004121","481:4810001879","488:4880003823","479:4790001646","488:4880002574","470:4700004820","479:4790001416","485:4850001004","481:4810000845","488:4880003388","488:4880003821","489:4890000338","470:4700008392","481:4810000944","472:4720002809","496:4960012288","479:4790003900","472:4720001108","478:4780002355","488:4880005911","481:4810006109","488:4880000932","488:4880002521","481:4810005700","488:4880000937"],"twin_admin_codes":[481,481,488,479,488,470,479,485,481,488,488,489,470,481,472,496,479,472,478,488,481,488,488,481,488],"twin_sims":[0.35841543701305895,0.3192508835006648,0.3154728403379314,0.3074178000410188,0.2848895372734305,0.24078161818200555,0.24016707579855637,0.224189414508715,0.21966896425694213,0.2137880830267466,0.20506963766565908,0.1951942727929394,0.1920045620592807,0.1895735930609988,0.18640311615641,0.1842648503896335,0.18066068792150158,0.1800302088834126,0.1651603746850829,0.16510052688763008,0.1617279701147517,0.15984329491801996,0.1587577007357618,0.1586148313467036,0.15582788893790514],"twin_dists":[0.18604832199647595,0.1962590455594719,0.19727953304702,0.19947871842263426,0.20581347009793352,0.21916602798345888,0.21936261871643783,0.2245938088371993,0.22611842536857626,0.22813369753992402,0.23119159263738034,0.2347647922393196,0.23594560482933777,0.23685474675287815,0.23805279019865286,0.23886888773228052,0.24025970418496254,0.24050501178835007,0.24647688937420195,0.2465016904573722,0.24790992109888174,0.24870617421739835,0.24916792772897878,0.24922886771109992,0.25042570645005247],"n_dims_used":43,"mean_confidence":0.9112154938453851},"coverage":{"mean_confidence":0.9112154938453851,"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}}