{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001896","489:4890001812","489:4890003301","470:4700007135","488:4880006289","470:4700006681","499:4990001562","488:4880006370","489:4890003562","489:4890003429","489:4890003300","499:4990001563","489:4890001813","489:4890001992","488:4880006434","489:4890002059","489:4890003372","489:4890002808","499:4990001654","489:4890003493","489:4890001895","489:4890003499","489:4890002487","489:4890002321","489:4890002893"],"twin_admin_codes":[489,489,489,470,488,470,499,488,489,489,489,499,489,489,488,489,489,489,499,489,489,489,489,489,489],"twin_sims":[0.649632904548085,0.642515666429389,0.6418657889196672,0.6301750657679647,0.6208895878346715,0.6161950488382607,0.6110474096623867,0.6106603815913899,0.6006332629864838,0.5997210285394813,0.5963065781668407,0.5955512700675686,0.5927931033014641,0.5884754221745377,0.5883614501422053,0.5856688856042539,0.5775815631086741,0.5771062028431186,0.5762160202107175,0.5705822820238241,0.5699622352279243,0.5686478297243305,0.5635094283113448,0.5628365890355137,0.5618997237270873],"twin_dists":[0.12062925806831445,0.122159928805127,0.12229957794681386,0.12480899254145172,0.12679927747263742,0.12780490642831766,0.1289073120420228,0.12899018935945036,0.1311373178675689,0.13133267313645847,0.13206394400215626,0.13222572489801393,0.13281656707819456,0.13374173239084514,0.13376615843361853,0.13434330100609837,0.1360779253456332,0.13617994540620532,0.13637101364996618,0.1375809052168558,0.13771414120767742,0.13799663472521062,0.1391017255752666,0.1392465223039909,0.1394481756897466],"n_dims_used":43,"mean_confidence":0.9146267203397529},"coverage":{"mean_confidence":0.9146267203397529,"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}}