{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002283","490:4900004545","490:4900001145","490:4900003574","490:4900003710","490:4900002140","490:4900001136","490:4900006399","490:4900003309","490:4900003187","490:4900001547","494:4940008310","490:4900001155","490:4900004140","490:4900006517","490:4900004415","490:4900001419","490:4900003173","490:4900002137","494:4940008301","494:4940008188","494:4940008661","490:4900007257","494:4940007374","490:4900003706"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,494,494,494,490,494,490],"twin_sims":[0.6239734180722819,0.5851656092374149,0.5830382491959287,0.5184567603411648,0.49821966666647255,0.4642198430881742,0.43838110673096947,0.41162506741911226,0.4098384275225981,0.40700931777520216,0.36072370703245366,0.3491542225453134,0.3364025426605596,0.3334240862083346,0.33334883538053584,0.3301986303945298,0.327031063683118,0.32575657476333364,0.3235926487389889,0.3086428980855756,0.3080096375830407,0.3054103290236492,0.292253156893624,0.28390547264592547,0.2803137015391849],"twin_dists":[0.1261384869619582,0.13445119527244329,0.1349073369841959,0.14886343229307633,0.15330847919259702,0.16089735456316634,0.1667930910811383,0.17304452265912318,0.17346800780683022,0.17414025347307635,0.18546540328800923,0.18840679794765863,0.19170871503165018,0.19248959438884686,0.1925093723467843,0.19333952984937094,0.1941786565697637,0.19451754916251604,0.19509463556990878,0.1991421327799499,0.19931601973350835,0.20003193026705451,0.2037113420111205,0.20609685276579306,0.20713624451123094],"n_dims_used":45,"mean_confidence":0.9183374192979601},"coverage":{"mean_confidence":0.9183374192979601,"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}}