{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000398","489:4890000441","489:4890000401","489:4890000442","489:4890000419","489:4890000521","489:4890000463","489:4890000481","489:4890001122","489:4890000578","489:4890001193","489:4890000462","489:4890000502","489:4890001382","489:4890000637","489:4890000453","470:4700006968","489:4890000746","470:4700005743","470:4700006852","489:4890000633","489:4890000605","489:4890000274","489:4890001258","489:4890000414"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,470,470,489,489,489,489,489],"twin_sims":[0.8000802023135597,0.7742287343198369,0.769592246881186,0.7619579679449306,0.6496753211408195,0.6426117961767774,0.6225681422290672,0.6148373001684906,0.6056133806735627,0.6004353751594281,0.6001444976744118,0.5996193794991723,0.5988780286018507,0.5978928900456647,0.5961364475087061,0.5959350726709235,0.5860488434569727,0.5808585816920314,0.57157657445843,0.5715015314565649,0.5710556423132841,0.5647638390399957,0.5647106119927507,0.562595671954571,0.5621777761589553],"twin_dists":[0.08674280030732312,0.09291027417916205,0.09399440319470478,0.09576671784135733,0.12062012818855335,0.12213927037870274,0.12643962593950106,0.1280957011125196,0.1300709015040546,0.1311796950894094,0.13124198633661435,0.13135444169793414,0.13151320762946073,0.1317241901527744,0.1321003840097972,0.13214351660677126,0.134261848249204,0.13537482079716848,0.13736728391723685,0.137383405333263,0.13747919992781876,0.13883183212998002,0.1388432826889248,0.13929837373150833,0.13938832233247275],"n_dims_used":45,"mean_confidence":0.9147620307074653},"coverage":{"mean_confidence":0.9147620307074653,"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}}