{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002150","480:4800001297","480:4800002369","480:4800001365","480:4800001355","480:4800002316","480:4800001473","480:4800002135","480:4800002224","480:4800002504","480:4800001925","480:4800001580","480:4800002419","480:4800001585","480:4800001305","480:4800002080","480:4800001246","480:4800002270","480:4800002188","480:4800001412","480:4800001414","480:4800001581","480:4800002317","480:4800002081","480:4800002458"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.704406091380782,0.614460390599484,0.5829591585389906,0.5556743121851345,0.5295623749876067,0.5236465735322755,0.5195677901278385,0.5150406110121496,0.5099620792112807,0.49388946369435155,0.49383132786963047,0.49127026836762655,0.48989418491254666,0.48684539145397593,0.48202052432091064,0.4802041370395354,0.4795378738964326,0.469865090883779,0.46470617579377205,0.46339239797126086,0.4586943878832502,0.45753791878032635,0.451212518262328,0.4493685170572831,0.44654870339716074],"twin_dists":[0.10872290566976041,0.1281764220928924,0.1349242976312979,0.1407893267123611,0.1464422610461791,0.14773053667074032,0.14862068066604875,0.1496106207474519,0.15072368303626182,0.15426591369383977,0.15427878430702446,0.15484621546425217,0.15515146323020237,0.15582867680972792,0.15690306441927707,0.157308403181549,0.15745720620680193,0.1596251672427975,0.16078754772312204,0.16108427183571358,0.1621477759505607,0.16241016403518616,0.16384960734985596,0.1642706379549618,0.16491572720531691],"n_dims_used":42,"mean_confidence":0.9111869448707217},"coverage":{"mean_confidence":0.9111869448707217,"n_dims_used":42,"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}}