{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011821","490:4900011561","490:4900011362","490:4900011755","490:4900011431","490:4900011624","490:4900012094","490:4900007886","490:4900010392","490:4900012158","490:4900011625","490:4900011294","490:4900010026","490:4900012022","490:4900010027","490:4900011496","490:4900008545","490:4900012093","490:4900008783","490:4900011497","490:4900008774","490:4900010126","490:4900010308","490:4900011626","490:4900011428"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7857050287440139,0.5877413589278248,0.567587550690969,0.49758560509323924,0.4849321239132413,0.4842711460057145,0.481919532954347,0.46140386491332075,0.4234987146943099,0.4210507415014342,0.4009749593258863,0.3939460495413973,0.38604665581045366,0.3441113435272138,0.33417793535063983,0.3339699048150311,0.3339157695059482,0.3196979765327299,0.3180752359612949,0.3044455022288184,0.2769389442225715,0.25807634826901427,0.2394817091269913,0.2101604128814269,0.19965538884488046],"twin_dists":[0.09019946087548698,0.13389905876871558,0.13822456534267838,0.15344852505015752,0.15625432127699124,0.15640148925395386,0.15692558861607353,0.16153395455934402,0.1702500276866616,0.17082340773284627,0.17558111347534958,0.17727190150333136,0.1791888657575383,0.18970479667963255,0.1922915963740718,0.19234621116123388,0.19236042647654977,0.19613873243182353,0.19657586623870232,0.20029856182530514,0.20812022614660244,0.2137609243947535,0.21958225173671753,0.2293955660391082,0.23313555417446616],"n_dims_used":45,"mean_confidence":0.8863722907172309},"coverage":{"mean_confidence":0.8863722907172309,"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}}