{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004143","489:4890004027","489:4890004197","489:4890004256","489:4890004723","489:4890004514","489:4890004260","489:4890004720","489:4890004773","489:4890004638","489:4890004727","489:4890004255","489:4890004685","489:4890004457","489:4890004259","489:4890004086","489:4890004407","489:4890004028","489:4890004678","489:4890004677","489:4890004312","489:4890004597","489:4890004257","489:4890004252","489:4890004595"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9697972995505993,0.9353782807649427,0.8640735872846241,0.8520238766739622,0.831309872880956,0.8180068344786137,0.7895088513445722,0.765020062000607,0.7608414845547706,0.7542216839946889,0.7436473525933889,0.7434952817190043,0.7418412033204448,0.7186907665936033,0.7098998954674159,0.7015522145389537,0.7002157872429543,0.6981083097854318,0.6972730055607352,0.6945742282188782,0.6940409966386876,0.6938801626095644,0.6937900390500721,0.684556162056284,0.6839377176207435],"twin_dists":[0.03216495730566346,0.04747236853956282,0.07020370026235369,0.07350040693802969,0.07894673913858608,0.08232128719572071,0.08929175309638218,0.09505769525796588,0.09602463977884451,0.09754757556422358,0.09995921260542559,0.0999937169142613,0.1003687096212586,0.10556233192648418,0.10751086796948985,0.1093509170721397,0.10964464260556243,0.11010737535429181,0.11029062867489811,0.11088212504980455,0.11099889241908552,0.11103410544187592,0.11105383579143578,0.1130705798300205,0.1132053293483455],"n_dims_used":45,"mean_confidence":0.9200707329644098},"coverage":{"mean_confidence":0.9200707329644098,"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}}