{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002321","472:4720002238","472:4720002257","472:4720002117","472:4720001446","496:4960002095","472:4720002382","472:4720002320","496:4960003468","496:4960006603","472:4720000098","496:4960002774","472:4720002651","472:4720002709","488:4880001043","496:4960002110","472:4720001673","499:4990003801","499:4990000372","470:4700000300","496:4960002787","472:4720002811","496:4960004026","496:4960003218","496:4960005683"],"twin_admin_codes":[472,472,472,472,472,496,472,472,496,496,472,496,472,472,488,496,472,499,499,470,496,472,496,496,496],"twin_sims":[0.6733940015647848,0.6285619271357754,0.5710635249928169,0.5356644253002362,0.5348666938334441,0.5295689831500119,0.49700262112538907,0.48175040984190787,0.4711734147932529,0.4710087130462384,0.46899404791653493,0.46234719040377403,0.4605491177882936,0.44164481673060335,0.43894149462840826,0.43710538067880494,0.43360320783465256,0.4335368719955276,0.42643227010226437,0.42152643300913933,0.4168272485123904,0.41466835615697095,0.410107483941286,0.40891672330437484,0.4003581601347494],"twin_dists":[0.115497006958105,0.1251549058953927,0.13747750634742345,0.1451166386549006,0.14528976334334445,0.1464408237566067,0.15357733401084056,0.15696331162954866,0.1593310742058052,0.15936808173740666,0.15982111897423357,0.16132054807590435,0.16172745538399375,0.16604129929324407,0.16666385094429786,0.16708755001096762,0.1678976695897975,0.167913039527588,0.16956473230839228,0.17071187872014199,0.1718159866891612,0.17232501656162663,0.17340418199174654,0.17368679516221347,0.17572893847812684],"n_dims_used":45,"mean_confidence":0.921646965874566},"coverage":{"mean_confidence":0.921646965874566,"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}}