{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010776","490:4900010927","490:4900010940","490:4900010688","490:4900011011","490:4900011973","490:4900011452","490:4900010513","490:4900011390","490:4900011021","490:4900010686","490:4900012118","490:4900011251","490:4900010678","490:4900010342","490:4900011086","490:4900011175","490:4900011088","490:4900011900","490:4900010838","490:4900010672","490:4900011005","490:4900011087","490:4900010140","490:4900010427"],"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":[0.4332643576274207,0.335841325454219,0.33535780548992583,0.32727159680902085,0.32135241620367094,0.2856418254180129,0.2808354018448905,0.2448835745299276,0.24321980172989036,0.2231186658843072,0.18694361799855744,0.18607502427711597,0.18543506936093104,0.18344949829191007,0.17499333375363493,0.16158512208725595,0.14854948152877914,0.14419245944029638,0.12705381721148265,0.12105590065114752,0.10909453344506849,0.10895643975746364,0.10822342867455537,0.10681021111596949,0.1060589340747776],"twin_dists":[0.16797619071271014,0.19185556496593786,0.19198219102542619,0.19411477966510193,0.19569434033929484,0.20559722959255897,0.20698477565311643,0.21786207268478366,0.21838924770025997,0.22495307333664044,0.23784754320727838,0.23817758181133503,0.23842143797114093,0.23918183346473612,0.24248699927629083,0.247970035996735,0.253627095453998,0.25559921724549584,0.2638175420697261,0.26689146160840804,0.27338752289857793,0.2734656591902242,0.27388170129037137,0.2746900209434885,0.27512311455385174],"n_dims_used":45,"mean_confidence":0.8905971950954861},"coverage":{"mean_confidence":0.8905971950954861,"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}}