{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011230","490:4900011841","490:4900011647","490:4900012052","490:4900010415","490:4900011077","490:4900010684","490:4900011083","490:4900011967","490:4900010855","490:4900011233","490:4900009963","490:4900010858","490:4900011299","490:4900012049","490:4900012097","490:4900012051","490:4900011231","490:4900012030","490:4900010576","490:4900010601","490:4900010772","490:4900011850","490:4900010414","490:4900010671"],"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":[0.39212722459460564,0.37548325427856727,0.3746560857250232,0.3512914957063187,0.3250443712853419,0.26207982470878927,0.2523585218384935,0.24714319838223014,0.24049393517411466,0.23791108969326757,0.22262471412740661,0.2065047507640206,0.20485728668464578,0.19229388050443832,0.18750684760265407,0.18177670059752404,0.17991938920586192,0.17935621183082848,0.15928984539469096,0.15803776213807658,0.15789451190335288,0.15580479766060867,0.15389881014828835,0.15162684495645057,0.14705745657854943],"twin_dists":[0.17771167400554796,0.18178173449672894,0.18198625434133708,0.18785965717824027,0.1947072473892725,0.212542774649679,0.21552157547719872,0.21714978233616788,0.2192580165348976,0.22008712008087009,0.22511919460563568,0.23068223376168343,0.23126716840007489,0.23583794034264818,0.23763410835026916,0.23982696567667505,0.2405481924979247,0.24076792540866396,0.24894129576436147,0.24947542049698598,0.24953672578616348,0.25043568793322646,0.25126333217928065,0.2522597701691908,0.2542975564880146],"n_dims_used":45,"mean_confidence":0.8879934522840712},"coverage":{"mean_confidence":0.8879934522840712,"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}}