{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001932","499:4990001389","499:4990001476","499:4990001941","499:4990001384","499:4990002620","499:4990001383","499:4990002621","499:4990002207","499:4990001385","499:4990002539","499:4990001839","499:4990002024","499:4990003061","499:4990002367","499:4990003128","499:4990001394","499:4990002630","499:4990001390","499:4990002365","499:4990001577","499:4990001482","499:4990002281","499:4990001563","499:4990001574"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9840647714682279,0.9774216951056567,0.9763677724308236,0.9474447559187448,0.9431955766899188,0.9148030199726904,0.902149757897006,0.8954323841710157,0.8828909568416258,0.8808362948229919,0.8709354306144772,0.8649112199114412,0.8616060253862037,0.8560665070618645,0.8459669885037099,0.8380758908668426,0.8356234544130032,0.832241240517798,0.8184265320660276,0.8134721722649395,0.8119941385692288,0.8115352040555432,0.8081794672918969,0.8078941303016209,0.7991281368099775],"twin_dists":[0.02327875428375966,0.02775615463236694,0.028404205100928927,0.042675835153296884,0.04441693014467619,0.0548084233425238,0.05893919561322079,0.06104061293051871,0.06482118219594699,0.06542464848942506,0.06827679482619166,0.06997051451951114,0.07088747964464197,0.07240597846223527,0.07511977637615964,0.07719541580039631,0.07783311618158853,0.07870713844786154,0.08221611978270427,0.08345253125893556,0.0838192991906031,0.08393299116645432,0.08476161321032821,0.0848318549901462,0.08697402150341633],"n_dims_used":45,"mean_confidence":0.9283432006835938},"coverage":{"mean_confidence":0.9283432006835938,"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}}