{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003916","489:4890003919","479:4790002033","489:4890003979","489:4890004108","489:4890003731","479:4790002555","489:4890003796","470:4700007790","479:4790001876","470:4700007908","470:4700007515","479:4790001870","489:4890003668","479:4790002226","479:4790002624","489:4890002183","470:4700007607","479:4790001052","479:4790000299","470:4700007901","479:4790003046","479:4790001470","479:4790000300","470:4700007423"],"twin_admin_codes":[489,489,479,489,489,489,479,489,470,479,470,470,479,489,479,479,489,470,479,479,470,479,479,479,470],"twin_sims":[0.8920572903253239,0.830951526292491,0.8203115871235023,0.8008758090240669,0.7582163813715004,0.7376852774759155,0.7038652340539195,0.6741661738758229,0.6686354898377272,0.6605203392791228,0.6594536082208587,0.6576995530245427,0.6567699241157218,0.6449330223571915,0.631026842136546,0.6302324971108082,0.6298212503861548,0.6163203677225594,0.606941041583616,0.6017590938462175,0.5999776779594165,0.5999208671348274,0.599353915083992,0.594973861400494,0.5926581698956117],"twin_dists":[0.062075364499629325,0.07903880408334261,0.08174276430786379,0.08654931501649697,0.09662984275957756,0.10130842688719387,0.10884200662092346,0.11532951726927117,0.11652806631876184,0.11828241647525617,0.11851267973799001,0.11889114602890082,0.11909164922938906,0.12164031014619135,0.12462631262941201,0.12479667593086502,0.1248848690368355,0.12777806535186864,0.12978661351932186,0.1308962286111349,0.13127771096384355,0.13128987711296472,0.1314112923909997,0.13234940602355172,0.1328454748058316],"n_dims_used":45,"mean_confidence":0.9175064086914062},"coverage":{"mean_confidence":0.9175064086914062,"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}}