{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007839","490:4900000371","490:4900000365","490:4900000321","494:4940008541","490:4900000979","490:4900000446","494:4940008243","490:4900000386","490:4900000373","494:4940007434","494:4940006870","494:4940007412","490:4900000220","494:4940007736","494:4940007639","494:4940007449","490:4900000259","494:4940008044","494:4940008176","490:4900000550","490:4900000443","490:4900012447","494:4940007622","494:4940007735"],"twin_admin_codes":[494,490,490,490,494,490,490,494,490,490,494,494,494,490,494,494,494,490,494,494,490,490,490,494,494],"twin_sims":[0.21855168780137027,0.21769976689554976,0.181197284332837,0.16578994139917058,0.14699085772081233,0.14619637713588798,0.12737762994377766,0.10309429848243891,0.0998614823038245,0.09234454881098408,0.0884184116766047,0.08185330548575367,0.07393440249597312,0.06993015400646593,0.06921203200677753,0.06681430654757767,0.06663939159860982,0.06443992906937536,0.04885588940638463,0.04371028555502369,0.04330492376472683,0.04166277659035086,0.039790613510286774,0.0397016811944669,0.03725338465198444],"twin_dists":[0.2264984796769863,0.22678914736658404,0.24005140144039966,0.24621638769369042,0.25432760050096664,0.2546867844507194,0.26365475069175626,0.2768558051428526,0.278790114236296,0.28348531147330613,0.2860586962223006,0.29057230881930934,0.2964199619409436,0.29957167675480156,0.3001523068361157,0.30212714299604737,0.3022734547988939,0.30414052920630275,0.31912570997892087,0.32495478306346537,0.3254380451466694,0.3274355638974322,0.3297955019714399,0.32990991945169135,0.33314831138622586],"n_dims_used":45,"mean_confidence":0.9107938130696615},"coverage":{"mean_confidence":0.9107938130696615,"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}}