{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000401","491:4910000087","491:4910000052","491:4910000356","491:4910000367","491:4910000633","491:4910000405","491:4910000749","491:4910000361","491:4910000750","491:4910000460","491:4910000279","491:4910000816","491:4910000515","491:4910000452","491:4910000044","491:4910000508","491:4910000181","491:4910000109","491:4910000291","491:4910000516","491:4910000236","491:4910000132","491:4910000512","491:4910000558"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4069884410985248,0.3739757487817294,0.2503093897921885,0.2387864056211297,0.23859778430147027,0.21788336814149292,0.21391296052275657,0.21320558612513574,0.20243540174735908,0.20053371159011588,0.1725872242604899,0.16545761877579043,0.16372533245385423,0.1625749849975661,0.15453624437298208,0.14943382620981752,0.1470882821549062,0.1373910807603469,0.13385427518708112,0.13074350650466787,0.12000900232184188,0.11944614299769152,0.11839982894469658,0.115331732333456,0.11042838999231726],"twin_dists":[0.17414522180355946,0.1821546357417571,0.21615871808511355,0.21980548712742748,0.21986611914686055,0.22672643978399104,0.22809051847487932,0.2283353338855851,0.2321329404538954,0.2328177534701157,0.24344816042533537,0.24635380673667848,0.2470733732855664,0.24755425985481572,0.2509857057323467,0.2532320461452086,0.2542836538883074,0.25876811680510486,0.2604625359510798,0.261980879166898,0.26743982736796623,0.2677361655084977,0.2682898863178285,0.26993547065821727,0.2726367123662097],"n_dims_used":45,"mean_confidence":0.8890856424967448},"coverage":{"mean_confidence":0.8890856424967448,"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}}