{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008728","490:4900009682","490:4900009589","490:4900008502","490:4900008832","490:4900011677","490:4900008718","490:4900008636","490:4900008972","490:4900009585","490:4900011798","490:4900009889","490:4900009691","490:4900009055","490:4900008753","490:4900010179","490:4900009700","490:4900009980","490:4900008864","490:4900009686","490:4900009988","490:4900009063","490:4900009984","490:4900008191","490:4900010187"],"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":[0.4362207816139321,0.3143166590052224,0.29496244862016474,0.2738826226276248,0.2669536837841488,0.25119181677677305,0.2270448926707475,0.21040978892368842,0.20001884503381545,0.19896613525822568,0.18587175083484256,0.18413747431945943,0.18335378343424832,0.1821176653491372,0.1755772622185258,0.17347994311392173,0.17303631365562283,0.1728722138969997,0.16758550261063332,0.16349125552280647,0.16316008115818018,0.161786506054244,0.1589261794132686,0.15715195105092897,0.15461090582906642],"twin_dists":[0.1672919299284723,0.19759320923651152,0.20294585030507925,0.2090176974673833,0.21107541979556305,0.21588393606975073,0.2236412663090448,0.22930835097284982,0.23300392934244646,0.23338562040370456,0.238254975605693,0.238917712391329,0.23921863468698107,0.23969512988234903,0.24225516296992758,0.24309043842104464,0.24326804055996776,0.24333381855412228,0.2454773206446887,0.2471710271205258,0.24730936178858265,0.24788529848086133,0.2490961155767726,0.24985516346143358,0.250953242780799],"n_dims_used":45,"mean_confidence":0.9159518771701389},"coverage":{"mean_confidence":0.9159518771701389,"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}}