{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009905","490:4900009903","490:4900009401","490:4900010003","490:4900010200","490:4900009704","490:4900010894","490:4900010974","466:4660004227","490:4900010891","490:4900011281","490:4900009296","490:4900010301","490:4900010378","490:4900009908","466:4660004215","490:4900009997","490:4900009893","466:4660004820","490:4900009087","490:4900010193","466:4660004477","466:4660004637","490:4900011351","490:4900005490"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,466,490,490,466,490,490,466,466,490,490],"twin_sims":[0.4146441332469677,0.4016512072621606,0.3634761083940882,0.3582622183586209,0.33596595942139995,0.3128117930027872,0.3035489474204397,0.3009461706553276,0.29761040956547163,0.27751586286915175,0.27662547235649027,0.27464627097212263,0.2746190370028174,0.2740549496902402,0.2651154581474011,0.2570061818716652,0.2448317401109505,0.23332728468868286,0.2327848964322513,0.23145215997403357,0.22622735635149083,0.2247809692254375,0.2243652827162123,0.22423569006580768,0.22085947594849867],"twin_dists":[0.17233073437878915,0.17541915899335,0.18477280423368472,0.18608708295241783,0.1918229413625919,0.1980024682996527,0.20054676561163134,0.20126974632403466,0.2022016888198922,0.2079514977960929,0.20821199559250655,0.20879288394239195,0.2088008948631906,0.20896693183617962,0.2116268690559602,0.21408856052283676,0.21787846175336403,0.22157311923857811,0.22175021457070396,0.22218652165676359,0.22391316694022853,0.22439581628365582,0.22453490971693252,0.22457830794721156,0.22571488200272968],"n_dims_used":45,"mean_confidence":0.9183456420898437},"coverage":{"mean_confidence":0.9183456420898437,"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}}