{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001680","491:4910001252","491:4910002257","491:4910001382","491:4910002259","491:4910001136","491:4910001129","491:4910001448","491:4910001563","491:4910001117","491:4910001619","491:4910001073","491:4910001456","491:4910001855","491:4910001059","491:4910001323","491:4910001395","491:4910001916","491:4910001386","491:4910001679","491:4910001568","491:4910001393","491:4910002255","491:4910001506","491:4910001186"],"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":[0.33898228246113604,0.2712705376943736,0.16070934639752105,0.14486268286610968,0.14260570605401243,0.14016832708436902,0.1308813161831135,0.09728595215313414,0.096504085801308,0.08437010469918779,0.07784182914148768,0.07525641804123359,0.07513159857045645,0.0696879242556941,0.0664171559814112,0.06385957078235377,0.061812673606779715,0.061212253721260636,0.06035261836438096,0.052978886478571637,0.05276748992592381,0.052208453187725226,0.05201557993766762,0.05141053607717841,0.05119316257437628],"twin_dists":[0.19103538824398258,0.20978960543045763,0.24833943542854922,0.2552930081606556,0.25632840038820753,0.25746032474000985,0.2619130424007432,0.28036654318182913,0.28085158526954707,0.2888089820971167,0.293474752237014,0.29540974010091425,0.295504506074368,0.29976698548279396,0.302459801473828,0.30464185470627914,0.30644032442058294,0.3069771299153306,0.30775326337951153,0.3148143541608247,0.3150284994190895,0.3155982568005247,0.31579600460609564,0.31642031932680276,0.3166461082527745],"n_dims_used":45,"mean_confidence":0.8954744127061632},"coverage":{"mean_confidence":0.8954744127061632,"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}}