{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000806","490:4900003355","490:4900000805","490:4900001290","490:4900000681","496:4960005278","487:4870001784","490:4900003059","496:4960006229","490:4900002451","487:4870002533","487:4870006575","487:4870006582","490:4900000561","487:4870005568","466:4660008561","493:4930006982","487:4870006284","490:4900003591","496:4960011682","490:4900000574","487:4870002739","487:4870005856","487:4870003989","496:4960005977"],"twin_admin_codes":[490,490,490,490,490,496,487,490,496,490,487,487,487,490,487,466,493,487,490,496,490,487,487,487,496],"twin_sims":[0.5136656684997574,0.49600655362669505,0.4843075388060372,0.3870885034345219,0.32114832681185845,0.32020046265715957,0.25978867045941484,0.25792697090939176,0.254370490695571,0.23916774040877425,0.2226175848280297,0.21916352923936255,0.21817724988226167,0.21770005537968268,0.2157285199512936,0.20949434017082427,0.202391591271528,0.19936014600766902,0.19841611294406372,0.19809588152930652,0.19019520992832775,0.18857127592934667,0.1884030746411943,0.18834447570681187,0.18819885822477098],"twin_dists":[0.1499116938157019,0.1537975125635309,0.15639338470922146,0.17893498868708943,0.19574909051108974,0.19600362568416366,0.213238466953259,0.21380660535898874,0.2148991860047896,0.21968300281658776,0.22512159406435583,0.22629019388119828,0.22662614060108047,0.22678904880919315,0.22746466374018798,0.22962885906027242,0.23214866704927842,0.23324259738633749,0.23358560184314425,0.23370221053644213,0.2366215011964723,0.2372319694843804,0.2372954095981207,0.2373175205481269,0.23737248680578182],"n_dims_used":45,"mean_confidence":0.9131451076931424},"coverage":{"mean_confidence":0.9131451076931424,"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}}