{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001405","491:4910003320","491:4910003381","491:4910002072","491:4910001644","491:4910001983","491:4910001087","491:4910002726","492:4920005700","492:4920004829","492:4920004505","491:4910002167","491:4910004400","492:4920006572","492:4920004957","492:4920004838","492:4920006614","491:4910001152","492:4920005128","492:4920005810","492:4920005017","491:4910001353","491:4910003213","491:4910002675","492:4920005018"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,492,492,491,491,492,492,492,492,491,492,492,492,491,491,491,492],"twin_sims":[0.15029598161272115,0.14254187884232672,0.14098885750038395,0.13398370426973366,0.11467969349215931,0.10344069719132706,0.10057185777777253,0.08867943484666123,0.08739622329866524,0.08442274291396525,0.0819931128965187,0.0795967969424187,0.07797029021754327,0.0778662283597605,0.0767045634500446,0.07307265647135124,0.07131249494459194,0.07079910928237643,0.0701233544532066,0.0656537858117334,0.06256709279128364,0.059587461006650674,0.05886776037429161,0.0571982519308402,0.05565697703569249],"twin_dists":[0.25284856430579233,0.25635785763741903,0.2570776436627966,0.2603999402714513,0.2702895154717935,0.2766513643978483,0.2783609193324895,0.28588482783312463,0.2867435278307612,0.2887725535787066,0.2904732277100794,0.292190548172009,0.29337996551543893,0.2934567392763536,0.2943194343582754,0.2970863518532576,0.298467493297642,0.2988755306963515,0.29941629357946864,0.3031037937690514,0.3057718665779193,0.3084517768021508,0.3091155601985229,0.31068148784387767,0.31216098754920296],"n_dims_used":45,"mean_confidence":0.8987786187065973},"coverage":{"mean_confidence":0.8987786187065973,"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}}