{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002616","490:4900002610","490:4900003750","490:4900000171","490:4900003601","490:4900005536","466:4660005570","490:4900002620","490:4900004047","490:4900001731","490:4900004712","487:4870001207","466:4660002839","490:4900000118","490:4900002609","490:4900003762","470:4700005687","490:4900001847","490:4900003583","490:4900002603","490:4900003033","490:4900000106","490:4900004009","490:4900007383","478:4780004427"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,487,466,490,490,490,470,490,490,490,490,490,490,490,478],"twin_sims":[0.29560439812905664,0.21197546429569952,0.1387159907966061,0.13313238515278333,0.1308264060412612,0.12715967858965993,0.11291863028842629,0.11001720361868088,0.10782557250973318,0.10066067859294715,0.09703951561105918,0.09550767246757712,0.09303902716145836,0.08879910477035248,0.08739550912300593,0.08672693090312372,0.0832467474176119,0.07797738531810104,0.07628657442687062,0.07266200465026397,0.0718572439290171,0.06786120396710786,0.06757400528182379,0.06713262120710305,0.06690695268893637],"twin_dists":[0.20276508172253382,0.22876237930872886,0.2581417841915595,0.26081249989213173,0.26194006544006904,0.2637642875073893,0.27125354256931533,0.2728674122842777,0.27410843143497526,0.27830742254022406,0.2805190920477669,0.281474222767217,0.2830391639419311,0.2858052510715129,0.28674400852382703,0.2871953874320551,0.2895907652653665,0.29337473396090913,0.29463242227481296,0.2974061480914093,0.2980371241143129,0.30125790763701726,0.3014952742797743,0.30186168031154315,0.30204977336904093],"n_dims_used":45,"mean_confidence":0.9170216878255208},"coverage":{"mean_confidence":0.9170216878255208,"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}}