{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008242","490:4900000304","494:4940008042","494:4940007938","494:4940006764","494:4940007836","490:4900000856","490:4900000220","490:4900000538","490:4900000857","490:4900000999","494:4940008245","494:4940008345","494:4940007622","490:4900000362","490:4900000641","490:4900000260","494:4940007435","494:4940007001","490:4900012447","490:4900000453","490:4900000629","494:4940007003","494:4940007837","494:4940008038"],"twin_admin_codes":[494,490,494,494,494,494,490,490,490,490,490,494,494,494,490,490,490,494,494,490,490,490,494,494,494],"twin_sims":[0.6168453982725284,0.5881480231553605,0.572239640175187,0.36612884467404955,0.34841217901233096,0.34205832063343256,0.33001967985009795,0.3052633860302728,0.23537061620708438,0.2311945155175864,0.19823720385904997,0.18722911470738315,0.17838665971485088,0.17648533030698105,0.16420771082478144,0.158483868389766,0.14159054967791196,0.11962320874811186,0.09519143459796442,0.08781623985465128,0.08744767859979599,0.08616618956974592,0.08274027962248415,0.0820380712730156,0.07978614270997912],"twin_dists":[0.12766561115498165,0.13381190000655224,0.1372248478518202,0.18410779130233967,0.1885971711234822,0.19023611549662192,0.19338681768013802,0.2000725067106534,0.22090836493380508,0.22227105903351826,0.23365073354233676,0.2377392984407578,0.24114736112985347,0.2418957229356977,0.2468724495116203,0.24928476421953558,0.2567980778279813,0.26764282780812587,0.28167290152095376,0.28646136484564977,0.28670890281876443,0.287576101431221,0.28994599207344496,0.2904413945622595,0.29205335658916404],"n_dims_used":44,"mean_confidence":0.9085122888738458},"coverage":{"mean_confidence":0.9085122888738458,"n_dims_used":44,"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}}