{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010837","490:4900010929","490:4900011300","490:4900011576","490:4900011089","490:4900011301","490:4900010764","490:4900010754","490:4900011086","490:4900010585","490:4900011177","490:4900010917","490:4900012181","490:4900010759","490:4900011367","490:4900009844","490:4900010424","490:4900010845","490:4900012118","490:4900010674","490:4900010846","490:4900011511","490:4900010505","490:4900011020","490:4900011164"],"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":[0.08400500399940954,0.07995345667867582,0.07432792940597044,0.06332699915482899,0.05726409338033827,0.05719004128405948,0.055368759233692985,0.050300715746742365,0.036320357910758765,0.033332320413722936,0.030689777622513237,0.029304678693696934,0.027746602773948758,0.02720043947768489,0.025527159492755958,0.024945288933817783,0.024823159931232512,0.02139286624203649,0.019912473857867114,0.01980244640521619,0.01783847230392698,0.016454320450846573,0.016431354682154016,0.015575411357572707,0.015469369495700101],"twin_dists":[0.28906215203754,0.29193234548099595,0.29611773280545495,0.3051051920314311,0.31061902197797886,0.31068928170484655,0.31244140314043867,0.31758154882483375,0.3344300514429698,0.3387323710475001,0.3428207104029204,0.3450854867085586,0.34774566957724207,0.3487086280429206,0.35176630470577225,0.35287021501089355,0.3531047372152618,0.3601388277486218,0.36348195838100283,0.36373899190835274,0.3685506516211875,0.3722288539854772,0.37229213960415103,0.37470812167321427,0.3750155167548303],"n_dims_used":45,"mean_confidence":0.8907941182454427},"coverage":{"mean_confidence":0.8907941182454427,"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}}