{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001720","491:4910001603","491:4910001486","491:4910001840","491:4910001721","491:4910001781","491:4910001660","491:4910002188","491:4910001782","491:4910001365","491:4910002193","491:4910002183","491:4910001602","491:4910002101","491:4910001780","491:4910002181","491:4910001476","491:4910002052","491:4910001839","491:4910002340","491:4910001487","491:4910001162","491:4910000973","491:4910001944","491:4910001478"],"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":[0.8328781105433117,0.7874216711066867,0.7232889327522257,0.6969523783172227,0.5479734603534219,0.5431571446650798,0.4979252433579031,0.4942650572572481,0.4892010255974512,0.44495169240153193,0.44206629571099987,0.43324373697831864,0.42039194221734894,0.40597076213851074,0.3857370255488988,0.36768961128621996,0.3655656272873529,0.3345876606249644,0.3268575114128684,0.32595912924586284,0.3249140653295,0.32256315088331,0.3154476539800677,0.3113243079752268,0.3064558023350513],"twin_dists":[0.07854303337083506,0.08979041133336485,0.1045383146561592,0.11036094693140935,0.14245146520914845,0.14349298383718495,0.15337350250716264,0.15418277215493503,0.15530531933800504,0.16528176063347647,0.1659443702371085,0.16798096989382877,0.1709779554383969,0.17438755132938144,0.17926437897915387,0.18371765541351437,0.18424878043090737,0.19218408418736763,0.19422476190667076,0.19446363997699365,0.1947419798476463,0.1953699408942121,0.19728635924497173,0.19840810437882264,0.1997435613299902],"n_dims_used":44,"mean_confidence":0.8957479650324042},"coverage":{"mean_confidence":0.8957479650324042,"n_dims_used":44,"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}}