{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000523","490:4900000355","490:4900000434","490:4900000095","490:4900000165","490:4900000156","490:4900000731","490:4900000249","490:4900000078","490:4900000189","490:4900000191","490:4900000120","490:4900000727","490:4900000291","490:4900000275","490:4900000181","490:4900000432","490:4900000276","490:4900000518","490:4900000155","490:4900002192","490:4900000031","490:4900004321","496:4960006511","490:4900004598"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490],"twin_sims":[0.7300171767403602,0.6587711215233784,0.6373573075340994,0.606844166436844,0.5961995495211988,0.5952391934278922,0.5947215853634036,0.5942508534496261,0.5884148920893226,0.5829715187645412,0.5789160751637247,0.5689739868290172,0.5602645480654168,0.557306829990297,0.5543709397851538,0.5428279831203917,0.5380708558663323,0.5358443391437836,0.5312742416823062,0.5214497135017784,0.5186789765418783,0.5084772884495522,0.4843970216383318,0.482259341953552,0.47378357904298596],"twin_dists":[0.10303348595267252,0.11865996112625983,0.12326790621379312,0.1298073570948128,0.1320868682526193,0.13229257127747918,0.13240344501627666,0.1325042808601417,0.13375470492964892,0.13492164702360313,0.1357915568966796,0.13792652981065118,0.1398002426302084,0.14043742491478603,0.14107038908630648,0.14356422392640872,0.14459470052058365,0.14507760063738087,0.14607005335130957,0.14820977360477172,0.1488148698385754,0.15104963772118507,0.15637345801042202,0.1568498066129699,0.15874516090204024],"n_dims_used":45,"mean_confidence":0.9174624972873264},"coverage":{"mean_confidence":0.9174624972873264,"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}}