{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001882","491:4910001348","491:4910001935","491:4910001884","491:4910000958","491:4910002072","491:4910001757","491:4910001697","491:4910001288","491:4910001639","491:4910001216","491:4910001408","492:4920004594","492:4920006613","492:4920004327","492:4920006128","492:4920006677","492:4920004031","492:4920006936","492:4920004290","492:4920005328","492:4920004469","492:4920005552","492:4920005133","491:4910001828"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,492,492,492,492,492,492,492,492,492,492,492,492,491],"twin_sims":[0.5112959685912004,0.47709532681103206,0.4443456507105565,0.4319639278812404,0.41810390121550944,0.4164679342043542,0.4098415050763952,0.40575603423618917,0.39246538688157,0.36414880477297024,0.35998760435031324,0.34392796732312075,0.33542350876347093,0.33108555296450054,0.296676349984093,0.28738730605513507,0.2867977518935342,0.2807682371878804,0.2780338297703035,0.2733023918234522,0.260128129497659,0.2478650798295942,0.2399437106947525,0.237071573678253,0.2366225753382854],"twin_dists":[0.15043106402389186,0.15800329232558136,0.16542079613401264,0.16827776672385214,0.1715155060562593,0.17190062808656595,0.17346727764258657,0.17443871681618614,0.17762983832054896,0.18460393528747465,0.18565108735669947,0.189752185388025,0.19196497859227804,0.1931053670298572,0.20246374261890085,0.20509681616482947,0.2052656315590607,0.2070042664559294,0.2078001929346039,0.20918877134002326,0.21313515015312892,0.21692310988293093,0.2194341536456623,0.22035786959678885,0.22050293139046723],"n_dims_used":45,"mean_confidence":0.898978508843316},"coverage":{"mean_confidence":0.898978508843316,"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}}