{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001890","489:4890002884","489:4890003542","479:4790000047","470:4700005621","479:4790000251","489:4890002064","470:4700006034","470:4700008183","470:4700007584","470:4700007817","469:4690001413","479:4790000208","479:4790000248","470:4700007555","470:4700007622","470:4700008877","479:4790003572","472:4720000350","470:4700008431","469:4690000979","496:4960006956","499:4990001382","469:4690003961","485:4850008842"],"twin_admin_codes":[489,489,489,479,470,479,489,470,470,470,470,469,479,479,470,470,470,479,472,470,469,496,499,469,485],"twin_sims":[0.3876674566295834,0.3668443661322272,0.27643067895151424,0.2666681813667005,0.24194741768344505,0.2383259744435132,0.2300890140714067,0.21244651514329874,0.20601094973471895,0.20490373522058436,0.20104315425475405,0.19244287899212664,0.18792661650827247,0.18407855557190797,0.18040765801988864,0.1776726827385742,0.17542063192349655,0.17529209106748486,0.17329984417709737,0.1731557428602749,0.1705284654849158,0.16538970006453402,0.16215567864519537,0.15829821961452947,0.15551955367638542],"twin_dists":[0.17879404939077095,0.18392883320933956,0.20826905371520718,0.21116091235090187,0.2187939838059581,0.21995354690289085,0.2226344984706694,0.22859865294157217,0.23085722268742342,0.2312506327749307,0.23263386267045072,0.23578253734937427,0.23747532992478104,0.23894030464865224,0.24035808045396306,0.2414277141250797,0.2423172956719729,0.2423683152946761,0.24316249984790628,0.24322019641489753,0.24427820525334282,0.24638191638791676,0.24773015805748289,0.2493640589644332,0.2505590773805672],"n_dims_used":45,"mean_confidence":0.9129221598307292},"coverage":{"mean_confidence":0.9129221598307292,"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}}