{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002586","490:4900002136","490:4900003853","490:4900001829","490:4900002890","490:4900001554","490:4900002600","490:4900002132","490:4900003844","490:4900001981","490:4900001533","490:4900001264","490:4900001968","490:4900007613","490:4900002895","490:4900000884","490:4900004693","490:4900004420","490:4900001549","490:4900002734","490:4900003582","490:4900002445","490:4900001975","490:4900003040","490:4900002133"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6936708181102919,0.5650332005264435,0.5301246559816853,0.5108392554879054,0.4848523670291362,0.4802695519970084,0.4791348190382523,0.4091681173322542,0.4072235622040954,0.4030517661377024,0.38814713572222276,0.3864850199742212,0.3705910363992217,0.3575273484305894,0.35524298404202154,0.3511540800342879,0.3417906141892252,0.33381733064014524,0.3203417898370733,0.31885757999952885,0.3160774628309971,0.3146632171956039,0.31377936264895157,0.31312470568699685,0.31300902909829587],"twin_dists":[0.11107993485332157,0.13877388734577623,0.14631997738022326,0.15053123242404068,0.1562720760009054,0.15729379697224435,0.15754725643256687,0.17362709958576344,0.17408927310075703,0.17508413046631635,0.1786773525010578,0.17908200580481498,0.18299459533840115,0.1862731072633665,0.18685262900190583,0.18789478305331794,0.19030552264046405,0.19238627861502236,0.19596564755411874,0.19636496219925947,0.19711575622147823,0.19749911813599438,0.19773920263563796,0.1979172773519096,0.19794876482497017],"n_dims_used":45,"mean_confidence":0.9185280693901909},"coverage":{"mean_confidence":0.9185280693901909,"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}}