{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660007564","470:4700008307","470:4700008215","470:4700007563","466:4660007870","466:4660007407","470:4700007749","466:4660007569","470:4700007945","470:4700008395","466:4660007557","470:4700008044","470:4700008400","466:4660007261","470:4700007656","466:4660008014","466:4660007416","466:4660007265","470:4700008236","466:4660007705","470:4700007290","470:4700007771","470:4700008553","466:4660007271","470:4700007969"],"twin_admin_codes":[466,470,470,470,466,466,470,466,470,470,466,470,470,466,470,466,466,466,470,466,470,470,470,466,470],"twin_sims":[0.6553001570050465,0.6414416208488812,0.6049092727405296,0.5816397974428129,0.579189180404204,0.5663164555317255,0.5273931965460494,0.5217309962955674,0.5190646807308557,0.5175523297733113,0.5037506859240996,0.49687503356916707,0.48695991747627665,0.46504409244978623,0.42274966472849357,0.4202279139785962,0.41455938709407,0.4139698030716809,0.4085172185577406,0.4060748727715102,0.40411752747682816,0.3946509494678631,0.3921627772688266,0.39199145257253015,0.3871639569954114],"twin_dists":[0.11940854075714617,0.12239071568145178,0.1302216705803094,0.13520725423453764,0.13573295918663028,0.13849788146559097,0.14691427091357037,0.14814838688559911,0.1487305909805647,0.1490611352398213,0.15208893642054466,0.15360552991940496,0.1558032144980806,0.16071127458714782,0.1704253269208649,0.17101645073445185,0.17235073984139215,0.1724899680133364,0.17378169414756417,0.17436274812753044,0.17482953987125235,0.1771017174901616,0.1777030686693933,0.17774454024872363,0.1789166147652924],"n_dims_used":43,"mean_confidence":0.9172601034474928},"coverage":{"mean_confidence":0.9172601034474928,"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}}