{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003961","489:4890001609","477:4770000115","477:4770000248","481:4810005755","485:4850005329","485:4850002452","477:4770000006","489:4890001543","485:4850004243","485:4850004320","470:4700000714","485:4850005056","489:4890001116","489:4890001453","466:4660009273","481:4810005845","485:4850005055","485:4850006256","489:4890000661","488:4880005653","477:4770000008","489:4890001602","485:4850005851","485:4850004522"],"twin_admin_codes":[485,489,477,477,481,485,485,477,489,485,485,470,485,489,489,466,481,485,485,489,488,477,489,485,485],"twin_sims":[0.4669217903804127,0.4558279331085186,0.43057153489094724,0.32119141850021143,0.30855514665408706,0.2775245357517535,0.2567849062443367,0.24238936196166835,0.24143057705084767,0.2387720613697745,0.22410951324293246,0.2224528387219319,0.22140796286109957,0.2213038555605121,0.22125019550816086,0.2188710259801436,0.2184403117761976,0.21088048100788312,0.19649304292786254,0.1936615272277173,0.19080596952555595,0.18910148341684777,0.18132404819887893,0.1800606684220562,0.17968906464041834],"twin_dists":[0.16028779721624084,0.16279857696777073,0.16860107676412783,0.19573752887018417,0.1991662161880517,0.2079489629175485,0.21415641249112374,0.21865324878036793,0.21895878058737805,0.2198100969683787,0.22462057832060678,0.22517705580328895,0.22552945309230107,0.22556462538149366,0.22558275856321333,0.2263897204107552,0.2265364368837911,0.22914392546322998,0.2342878338531198,0.2353305174096377,0.23639284776667185,0.23703225121132632,0.2400022563853093,0.2404931465771471,0.24063799841563008],"n_dims_used":45,"mean_confidence":0.9114064534505208},"coverage":{"mean_confidence":0.9114064534505208,"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}}