{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007337","499:4990002266","500:5000010281","500:5000006815","500:5000007728","499:4990002085","499:4990002520","472:4720001616","500:5000005345","500:5000007576","468:4680002400","500:5000005187","470:4700005171","473:4730004611","472:4720000628","498:4980000473","473:4730001258","473:4730002867","479:4790006158","488:4880005756","500:5000002218","500:5000003551","498:4980000356","500:5000005915","499:4990002409"],"twin_admin_codes":[500,499,500,500,500,499,499,472,500,500,468,500,470,473,472,498,473,473,479,488,500,500,498,500,499],"twin_sims":[0.4054437141693986,0.29464373757182655,0.26295797844838265,0.2587843224279765,0.22478193729711704,0.21988605734349712,0.21244935384865263,0.18819935700730242,0.1855817658451346,0.18521789072440834,0.185107638855235,0.1816689986505001,0.1799537050077637,0.17553387546807694,0.17034909800131123,0.15551811108044236,0.15444729174325764,0.1527806193378344,0.15045074535456174,0.14869256171837247,0.14813562480637602,0.14628968862956584,0.14427894727548699,0.143715178844232,0.14337684209562315],"twin_dists":[0.17451315816788357,0.20303568343538428,0.21227714093152664,0.21354464590894165,0.22439549255563618,0.22604472913440088,0.22859766701909984,0.23737229847940114,0.238365486764337,0.23850432881789355,0.23854643495588693,0.23986864550981424,0.2405348193872837,0.2422723698346019,0.2443508616279849,0.2505597018320906,0.251024397510641,0.25175238900154406,0.2527798978675297,0.253563062111991,0.2538125672273375,0.2546445236923478,0.2555596437824046,0.25581791956864786,0.2559732809661226],"n_dims_used":45,"mean_confidence":0.9213840908474392},"coverage":{"mean_confidence":0.9213840908474392,"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}}