{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004579","490:4900003737","490:4900004014","490:4900003070","490:4900002606","490:4900003347","490:4900003048","490:4900003465","490:4900002151","490:4900002302","490:4900003346","490:4900003878","490:4900003056","490:4900003072","490:4900004150","490:4900004305","490:4900003604","490:4900002022","490:4900003477","490:4900001997","490:4900002016","490:4900003726","490:4900002313","490:4900003071","490:4900004440"],"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":[0.7739073103402909,0.5980730653273739,0.5271171557756095,0.5077524527995914,0.49928708115051107,0.4897062018705224,0.4529442772004404,0.4482373919533886,0.44594280102050676,0.43307749194393497,0.42698082566491796,0.4237724102922039,0.4234751216706542,0.415921011892404,0.4109775668853167,0.40253733129970887,0.4021235430030092,0.39733366739210607,0.3965326878487205,0.3958945664730628,0.39280613977315576,0.3830610682051778,0.37714490659758027,0.3750823026321258,0.36367099162715],"twin_dists":[0.09298562830293645,0.13168560216221406,0.1469743671507755,0.15120885012384952,0.15307283169693311,0.15519318215986533,0.16345478651155684,0.16452922170426726,0.1650545406419443,0.168019503311085,0.16943680378184425,0.1701860074048918,0.1702555471526981,0.17202952331244645,0.17319790576337427,0.17520712766920457,0.17530611249265576,0.17645530738247764,0.17664809536395693,0.17680181303389264,0.1775474088950012,0.1799182032791478,0.18137155107338349,0.18188084335706406,0.1847238658789677],"n_dims_used":45,"mean_confidence":0.9167969597710504},"coverage":{"mean_confidence":0.9167969597710504,"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}}