{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013279","490:4900013243","490:4900013336","490:4900013301","490:4900012259","490:4900013213","490:4900012553","490:4900013169","466:4660008823","490:4900013062","490:4900013004","487:4870000818","487:4870004510","490:4900013244","487:4870001078","466:4660009168","466:4660006843","490:4900012260","490:4900012061","490:4900012944","490:4900010878","490:4900013327","490:4900013098","490:4900012904","490:4900013328"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,487,487,490,487,466,466,490,490,490,490,490,490,490,490],"twin_sims":[0.3074893363461236,0.28172804962101206,0.20784085823770237,0.11743789960792883,0.11680340972509749,0.11612083890544193,0.10449213095840319,0.0899761416856222,0.08810531051701029,0.08375111755198174,0.083091239676555,0.08269051669929313,0.08265283080332449,0.08132948150115277,0.07067990307026953,0.06979226166821813,0.06968763182520708,0.06774559777352845,0.06257749892721107,0.062034996147604264,0.06124470838743367,0.06116690011641926,0.060817473953315715,0.060080369414834835,0.058715153132557756],"twin_dists":[0.19945904320656346,0.20672600213706485,0.23021018346126476,0.2688022651417977,0.2691419941904705,0.2695090519706599,0.2760340701563438,0.285027056651997,0.28626779230285454,0.2892387213836604,0.2896996512637082,0.2899809885164892,0.29000750283286164,0.2909447500470769,0.29897061858814866,0.2996827912184449,0.29976722160114994,0.30135335637095845,0.3057626924648516,0.3062426420223162,0.3069480035732781,0.30701785361691436,0.3073324429672553,0.30800096096625834,0.30925716843850565],"n_dims_used":45,"mean_confidence":0.9099302503797743},"coverage":{"mean_confidence":0.9099302503797743,"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}}