{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012344","490:4900012553","490:4900012892","487:4870000818","490:4900013110","490:4900012260","490:4900012900","487:4870001463","490:4900013243","487:4870001355","490:4900013244","490:4900012343","487:4870002826","487:4870000720","490:4900012696","490:4900013213","487:4870002998","487:4870001367","494:4940008635","487:4870000564","490:4900012272","490:4900012946","490:4900012698","490:4900013313","490:4900004821"],"twin_admin_codes":[490,490,490,487,490,490,490,487,490,487,490,490,487,487,490,490,487,487,494,487,490,490,490,490,490],"twin_sims":[0.31478190361066577,0.23966933536970958,0.16678250241311648,0.12981646249555576,0.12848733284995895,0.11144476578473769,0.09188223360207592,0.07524172655126538,0.06772451940809492,0.06600153237719388,0.06468410013826513,0.06015366011316039,0.05995533126389083,0.05846144534949583,0.057942953680479865,0.05656774429510499,0.05646524132391187,0.0556616360004992,0.05210727777477359,0.051742561983184,0.04890726694720046,0.04854571054766298,0.0479255320778286,0.04744426428876921,0.0452660622676011],"twin_dists":[0.19746690810899487,0.21952208435364878,0.245807132631311,0.2624386238824482,0.26309923224781173,0.27206930090503256,0.2837837843591182,0.2954208876497012,0.30137077373909854,0.3028096751424792,0.30393071211009287,0.3079341889937582,0.3081150325493863,0.3094932628739536,0.3099783966397072,0.31128269567691025,0.3113809576639937,0.31215646457769763,0.3157019134324541,0.3160769668287088,0.3190701513092216,0.3194621708634755,0.3201403155068648,0.3206716361715722,0.32313428616415396],"n_dims_used":45,"mean_confidence":0.9162462022569444},"coverage":{"mean_confidence":0.9162462022569444,"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}}