{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012779","490:4900012716","466:4660005890","490:4900012848","490:4900012645","490:4900012494","490:4900012715","490:4900012493","466:4660006583","466:4660006347","490:4900004952","466:4660005420","466:4660005652","466:4660006008","490:4900004811","490:4900006742","490:4900005623","490:4900005106","490:4900005235","490:4900004825","490:4900005489","490:4900005095","466:4660007437","466:4660006009","466:4660006460"],"twin_admin_codes":[490,490,466,490,490,490,490,490,466,466,490,466,466,466,490,490,490,490,490,490,490,490,466,466,466],"twin_sims":[0.4647103581444149,0.42985483035948363,0.41412050448924403,0.32979453471693543,0.32920507722025916,0.3251391818679847,0.31523043111807325,0.3089556663820043,0.28977206605284656,0.28769435555161277,0.2733710609970716,0.2675356505981209,0.25026707443083834,0.24961903287280574,0.24728873343871027,0.246760292105458,0.236130381577294,0.23592160837230802,0.23413246870588594,0.23050061768923238,0.22900295993206435,0.22384315883085112,0.21660726407994246,0.21493430912783487,0.21475653676400722],"twin_dists":[0.16078660358268634,0.16876765926997367,0.1724543722508017,0.19344633247103818,0.19360225527955638,0.19468198091818648,0.19734524545835366,0.19905632540949234,0.20441606009987268,0.20500897649557626,0.2091685134510439,0.2109013279170795,0.21617191034833028,0.21637412256220506,0.21710404981497697,0.21727018840541792,0.22066215539973522,0.22072975875705472,0.22131071599215962,0.22249904738179418,0.22299266797839812,0.22470986150213343,0.22716302045881015,0.22773800285943804,0.22779927907395095],"n_dims_used":45,"mean_confidence":0.9147811889648437},"coverage":{"mean_confidence":0.9147811889648437,"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}}