{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013178","490:4900012343","490:4900012886","490:4900013031","490:4900012410","490:4900012538","490:4900012888","490:4900012941","490:4900012694","490:4900013207","490:4900012488","490:4900012476","490:4900013140","490:4900012830","490:4900012405","490:4900012992","490:4900012898","490:4900012942","490:4900013246","490:4900012892","490:4900013097","490:4900013208","490:4900013069","490:4900012890","490:4900013270"],"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":[0.4140985999967592,0.39138369640500337,0.3778720252354458,0.374027994022336,0.36099938596344733,0.33558133808373936,0.31342543649210475,0.2925641128448286,0.28693922829050944,0.2605008529513805,0.2544085271733527,0.2510988534719692,0.2492482817559199,0.2462738518116708,0.22127480030109864,0.21075223038175675,0.20798263282872867,0.2038840258204973,0.2022157072551031,0.2008060547345916,0.19691829386580473,0.1940817860938543,0.1629477561823649,0.15869535370037746,0.1570551796627876],"twin_dists":[0.17245954575630495,0.17789172449052773,0.18119233710446803,0.1821416998657492,0.18539591219468446,0.1919236391621999,0.19783544860774616,0.2036232705719008,0.20522510166367838,0.2130218066696153,0.21488744984865227,0.21591285516626532,0.2164899612498959,0.2174233243745229,0.22557444357386422,0.2291887021669099,0.2301602157230397,0.23161424033057587,0.23221182748360714,0.23271940725496765,0.23413214021875356,0.23517509429301606,0.24739815894924425,0.24919451652543484,0.2498967434314111],"n_dims_used":45,"mean_confidence":0.907033199734158},"coverage":{"mean_confidence":0.907033199734158,"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}}