{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002452","489:4890002698","489:4890002697","489:4890002696","489:4890001877","489:4890002781","489:4890002616","489:4890002044","489:4890002129","477:4770000081","477:4770000182","489:4890001963","489:4890001956","477:4770000107","477:4770000161","489:4890002948","489:4890001701","477:4770000106","489:4890001962","477:4770000132","477:4770000275","489:4890002686","489:4890002128","477:4770000599","489:4890002532"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,477,477,489,489,477,477,489,489,477,489,477,477,489,489,477,489],"twin_sims":[0.8442254307073913,0.8362039970203559,0.7411679778868531,0.7323505890780393,0.6449488688223027,0.6059028607953914,0.5919812831863012,0.5838614348388076,0.5684057119448611,0.552482938037475,0.5475858664520066,0.5391203477098111,0.529143305309249,0.5283807830025757,0.5258593378780015,0.5246777229160914,0.5172688443522353,0.5122263165501283,0.5017437485211818,0.501352589346148,0.4878279369788621,0.47663647621026994,0.4738421803520517,0.4685374784447804,0.4659861637351125],"twin_dists":[0.07558108740531765,0.07768246364649066,0.10052117327482757,0.10250971692100372,0.12163690301619084,0.1300089159416033,0.13299049343107375,0.13473081830327127,0.13804867901403195,0.1414777016711548,0.14253522279710593,0.14436721514483739,0.1465334174393914,0.1466993217178408,0.14724829164487116,0.14750575338271724,0.14912312049712517,0.15022708621224676,0.15253101967526714,0.15261723960912676,0.15561028895496104,0.1581059793389825,0.15873201877592424,0.1599238791757146,0.16049873553837116],"n_dims_used":45,"mean_confidence":0.9196578979492187},"coverage":{"mean_confidence":0.9196578979492187,"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}}