{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013094","490:4900012983","490:4900013121","490:4900012936","490:4900012933","490:4900012873","490:4900013052","490:4900013055","490:4900013053","490:4900013152","490:4900012737","490:4900012739","490:4900013092","490:4900012800","490:4900013188","490:4900013199","490:4900013080","490:4900013227","490:4900012810","490:4900012461","490:4900012608","490:4900012867","490:4900012316","490:4900012727","490:4900000756"],"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":[0.619117681970153,0.5068115374541771,0.4152253465049406,0.41267827020300374,0.32337663764611585,0.31009681919889887,0.3035260537466306,0.3029079747015122,0.2977614614877111,0.2855727228681126,0.21719075600898743,0.2137564029472595,0.21045073351405066,0.20863270188560878,0.20019253086277536,0.19111369889782145,0.18675599665464712,0.17808040602152161,0.17027245858775908,0.1455605485478126,0.13924593946943764,0.13904151718954694,0.13596523833677676,0.13329537915529754,0.13231329867943226],"twin_dists":[0.12717887906608977,0.15141561410328494,0.1721935787616424,0.17279525960561604,0.19515236011534762,0.1987436744744981,0.20055310910220378,0.20072447460182768,0.2021593560849833,0.20561707839374466,0.22696318218382683,0.2281446543156733,0.22929403800444048,0.2299313988950653,0.2329410876322034,0.23627783500343708,0.2379187421671989,0.24126751811409683,0.24438192268722508,0.25497528386478463,0.25789250952983445,0.2579885806265977,0.25944723249507995,0.2607333578264896,0.2612113161285381],"n_dims_used":45,"mean_confidence":0.9106886121961806},"coverage":{"mean_confidence":0.9106886121961806,"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}}