{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002991","489:4890001983","489:4890001811","489:4890001910","489:4890002469","489:4890001895","489:4890002321","489:4890002233","489:4890001985","489:4890001807","489:4890001900","489:4890001657","489:4890001899","489:4890003426","489:4890001730","489:4890002071","489:4890002569","489:4890002239","489:4890002232","489:4890002977","489:4890002234","489:4890001734","489:4890003371","489:4890002059","489:4890002074"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9488841832859451,0.948646965229381,0.9115119190711408,0.8894822743786873,0.8886773208849121,0.875195053823434,0.8691572041088398,0.8606324577947416,0.8577593402035575,0.85147095989847,0.84928118994273,0.833513880171905,0.8279072218969835,0.8238709163744121,0.8224834834027248,0.8177748169804099,0.8165199754659499,0.8157878745821069,0.8140723845447567,0.8120163876361213,0.8112552780238294,0.8069761858659614,0.7932442102330892,0.7905195741391121,0.7875611142654801],"twin_dists":[0.042071528111696455,0.042171650631266405,0.055906587269183086,0.0628559511571689,0.06309844149982563,0.06706065066112765,0.06877985788181808,0.07115598891243428,0.07194430208112823,0.07364922904603598,0.07423663551254683,0.07837899464008852,0.0798182399051674,0.08084442546420005,0.08119531863845807,0.0823793914196736,0.0826932190885534,0.08287598576380191,0.08330332102598853,0.08381378513793857,0.08400229329430109,0.08505760098128713,0.08839562294862537,0.08904974913087878,0.08975714157893662],"n_dims_used":45,"mean_confidence":0.9139965481228298},"coverage":{"mean_confidence":0.9139965481228298,"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}}