{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003544","490:4900001256","490:4900002716","490:4900003014","490:4900002857","490:4900003677","490:4900003541","490:4900003013","490:4900001255","490:4900002562","490:4900002561","490:4900002865","490:4900002715","490:4900002717","490:4900002411","490:4900002866","490:4900003815","490:4900002864","490:4900003012","490:4900003679","490:4900003006","490:4900003422","490:4900003543","490:4900003678","490:4900001128"],"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":[0.574617765770557,0.5659590718225397,0.5634885513109338,0.5493409210198894,0.49496219439760164,0.48011863639512403,0.4663779002541246,0.4380425859869977,0.4297180483074684,0.42768806261242254,0.4210264247241152,0.40336146414842095,0.3981457396058619,0.3976059521620308,0.3974859939567838,0.37939125660394635,0.3614808741424542,0.3201708328849487,0.2985536739828777,0.297062401772525,0.27907201847029156,0.2670934526239835,0.26526141182301916,0.2652167738019023,0.23464086323847122],"twin_dists":[0.13671413141351307,0.13857474081681714,0.1391062180238968,0.14215604151142133,0.1540285021892253,0.15732749518801553,0.1604104002641034,0.16687119434067638,0.16879946416415573,0.16927196918008647,0.17082911038897422,0.17501011823456133,0.17626003123543468,0.17638981168162227,0.17641866403762022,0.1808184299300947,0.18527460701509182,0.19601158913341796,0.2019375424303856,0.20235537565554776,0.20749744073312137,0.21103358729325164,0.21158299756733998,0.2115964134903894,0.22114533877276263],"n_dims_used":44,"mean_confidence":0.9190654754638672},"coverage":{"mean_confidence":0.9190654754638672,"n_dims_used":44,"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}}