{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001575","492:4920004741","492:4920004960","491:4910002261","492:4920006595","491:4910001282","492:4920004955","492:4920007098","492:4920005284","492:4920007085","491:4910001410","492:4920004416","492:4920005283","492:4920005072","492:4920005179","491:4910001463","492:4920004272","492:4920006455","492:4920005830","491:4910001289","492:4920005456","492:4920006205","492:4920003993","492:4920004059","492:4920006568"],"twin_admin_codes":[491,492,492,491,492,491,492,492,492,492,491,492,492,492,492,491,492,492,492,491,492,492,492,492,492],"twin_sims":[0.33111973962631264,0.27636880984880696,0.22826300185360296,0.22615152365099805,0.20148190142970104,0.20123970655390017,0.18397481253213097,0.17716375909089388,0.1619956720967515,0.15724112437664647,0.15718615971379774,0.15632305669118524,0.15361016847571315,0.14662107110377876,0.1397888723926901,0.13337344559901887,0.13230593483879413,0.1274148263045259,0.12268960179078067,0.11810945537814364,0.11763910991396771,0.11509574774367264,0.1136227730748663,0.11234656344368345,0.10968239975852828],"twin_dists":[0.19309634804756612,0.20828718131191568,0.22323734181402408,0.22393842080033693,0.2324757473483894,0.2325629999959646,0.23898009706367682,0.24162803911891942,0.24779736743245218,0.24981686470708195,0.24984046942231242,0.25021192389798896,0.2513893236255458,0.25449460160932136,0.25763786065226896,0.26069547827746037,0.2612149100260425,0.2636360709288147,0.26604291353005716,0.26844421889008885,0.26869482372229386,0.270063427742316,0.2708667068215319,0.27156919073854974,0.2730557501664368],"n_dims_used":45,"mean_confidence":0.9110655042860243},"coverage":{"mean_confidence":0.9110655042860243,"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}}