{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002239","481:4810001036","470:4700008176","470:4700001044","472:4720000644","481:4810004595","470:4700002086","481:4810001554","479:4790004085","470:4700001175","470:4700001632","470:4700001045","470:4700001444","479:4790004160","479:4790001959","488:4880004620","481:4810001039","470:4700002743","470:4700000590","470:4700008178","481:4810001818","470:4700001275","470:4700007698","470:4700002246","496:4960006818"],"twin_admin_codes":[470,481,470,470,472,481,470,481,479,470,470,470,470,479,479,488,481,470,470,470,481,470,470,470,496],"twin_sims":[0.656740043948288,0.6291409802545923,0.5328224827359699,0.4901178247837206,0.48458138805129,0.47852885059299693,0.47030308849341473,0.46835357869817223,0.45988800781028016,0.45420305303387465,0.45149198401114765,0.4456547373482298,0.4321571612201278,0.43213174967980156,0.4097283296623312,0.4092982452116491,0.40136451750984636,0.39760485448463795,0.39666350608154516,0.3918208517472713,0.3836240846158695,0.37638161194594144,0.3762081248403599,0.3739247908909702,0.369799187042243],"twin_dists":[0.11909809291411348,0.12503074476516116,0.14573363887158827,0.15510183724788465,0.15633240553310984,0.1576826871798212,0.1595266807791029,0.15996527916275954,0.16187720736357306,0.16316814977317978,0.1637858544746722,0.16512056178049025,0.16823293181734197,0.16823882745948499,0.173494130632038,0.17359620599872047,0.17548780319157242,0.17639007567699386,0.17661659648400008,0.17778584500062616,0.17978045920017893,0.18155986261996493,0.1816026894117392,0.18216725372700912,0.18319165045423438],"n_dims_used":43,"mean_confidence":0.9123054326966752},"coverage":{"mean_confidence":0.9123054326966752,"n_dims_used":43,"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}}