{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004043","490:4900003084","490:4900003613","490:4900004166","490:4900000904","490:4900000929","490:4900002182","490:4900001200","490:4900001198","490:4900004321","490:4900004035","490:4900001881","490:4900002023","490:4900004031","490:4900004183","490:4900001880","490:4900000898","490:4900004147","490:4900002001","490:4900003615","490:4900003058","490:4900001025","490:4900002165","490:4900003349","490:4900003218"],"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":[0.7006470979997594,0.6275980920068683,0.6085567860037951,0.5882467531497048,0.5869969647327694,0.5696208236862869,0.565014014097612,0.5536346947247173,0.5475767054355425,0.5342860783618814,0.5248956208281685,0.5226820344171289,0.5053931496012908,0.5050316582477498,0.4997238088164447,0.49800665574546255,0.4972612716070704,0.49407815231247615,0.48528793669054215,0.4756214250960311,0.47125682806833014,0.46713680027404325,0.4628049848463701,0.4607240513068552,0.4600015768455112],"twin_dists":[0.1095498722138676,0.12536155298303056,0.12944063768723618,0.1337907401209436,0.13405861118651888,0.13778751073202378,0.13877801459822434,0.1412291991163964,0.14253720257989086,0.1454158018411189,0.14745826592456857,0.14794089038938127,0.15172749367454658,0.1518070168182237,0.15297645837768484,0.15335552151464174,0.153520180486593,0.15422414320933295,0.1561751245863784,0.1583332539127385,0.15931233338077552,0.16023934348711136,0.16121703749869412,0.16168784293089347,0.16185147671467773],"n_dims_used":45,"mean_confidence":0.917977057562934},"coverage":{"mean_confidence":0.917977057562934,"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}}