{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003023","494:4940007660","466:4660009516","494:4940007467","490:4900002727","494:4940006829","490:4900005357","490:4900002427","490:4900002875","494:4940007867","494:4940007235","494:4940007357","494:4940006724","487:4870001176","494:4940007555","466:4660006909","496:4960007396","496:4960007523","466:4660009851","487:4870001804","490:4900005361","494:4940008162","490:4900003423","466:4660010018","494:4940005583"],"twin_admin_codes":[490,494,466,494,490,494,490,490,490,494,494,494,494,487,494,466,496,496,466,487,490,494,490,466,494],"twin_sims":[0.5067657588427704,0.23975642565180827,0.22889677274644687,0.21503290294934568,0.21420645436709873,0.15098747190184153,0.1196099996276115,0.11369622318814052,0.11173313996239573,0.10812709882397445,0.1042523963796109,0.10134880058213741,0.09741084643662876,0.09313102661802129,0.09114697634286317,0.0897028814173288,0.08493395672039229,0.08451686142150382,0.08403033286285076,0.08116998972589241,0.07632622918649316,0.07316682158681011,0.07156900143734066,0.07120676550910712,0.07021623116636669],"twin_dists":[0.1514256764282037,0.21949416692451887,0.223027747581725,0.2277040333762138,0.2279891037172469,0.25254216203314234,0.2676497871611868,0.2708264619004486,0.2719090385614067,0.27393653834907644,0.27617439042258307,0.27789421257253544,0.28028934712728726,0.28298025898775364,0.2842609250075314,0.2852069992473564,0.2884197047355642,0.28870746357040283,0.28904456005615997,0.29105853078084054,0.2946026697763941,0.2970132255001735,0.29826451425976536,0.29855133152579993,0.2993417203320466],"n_dims_used":44,"mean_confidence":0.9211567965420809},"coverage":{"mean_confidence":0.9211567965420809,"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}}