{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011103","490:4900010082","490:4900011253","490:4900011538","490:4900011255","490:4900011610","490:4900011809","490:4900011182","490:4900010966","490:4900011180","490:4900011027","490:4900010867","490:4900010073","490:4900011536","490:4900009782","490:4900011272","490:4900011475","490:4900011409","490:4900011739","490:4900011026","490:4900011183","490:4900010799","490:4900011869","490:4900009368","490:4900010444"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45927988029259015,0.3081543294465241,0.28968795239940437,0.27341701106114313,0.23373531158949565,0.16550779934519871,0.15992067932039775,0.14893159815727128,0.1392408652294921,0.1392063038117544,0.1331512634126386,0.12793191390796246,0.12469747947349884,0.12333375523799468,0.12194936077159807,0.11217845992792633,0.10838009987998784,0.10565027319243749,0.10449914687113404,0.10250585309403787,0.09968400784475218,0.09884470156412006,0.09624783142053667,0.09613519240299125,0.09394814416599019],"twin_dists":[0.16201502570697124,0.19927627069666107,0.20444001422165237,0.20915495960527752,0.2214400723130547,0.2463330437568073,0.24867334627272933,0.2534561863417975,0.257894892964933,0.25791112862764415,0.26080332978556847,0.2633768196857814,0.2650117245815505,0.26571070466507063,0.2664263222703376,0.271662180464705,0.2737925948574913,0.27535969986664,0.27602996741400354,0.27720433075478496,0.2788977138164001,0.27940861260810707,0.28101122840239684,0.28108150680282923,0.28245908405010806],"n_dims_used":45,"mean_confidence":0.9162792629665799},"coverage":{"mean_confidence":0.9162792629665799,"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}}