{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003391},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002995","489:4890002479","489:4890002824","489:4890003143","489:4890002226","489:4890002559","489:4890002142","489:4890003451","489:4890002994","489:4890002482","489:4890002644","489:4890002645","489:4890002480","489:4890003179","489:4890002399","489:4890002646","489:4890002560","489:4890002730","489:4890002825","489:4890002649","489:4890003453","489:4890003222","489:4890002561","489:4890003094","477:4770003583"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477],"twin_sims":[0.8958998512189777,0.8353070737195212,0.8329947414203385,0.823138314711676,0.8124966116167186,0.8092971457869047,0.7986809721426379,0.796911853465542,0.7949054510158186,0.7941985073296728,0.7854263689711577,0.7791902762258546,0.7788761460154928,0.771041842572052,0.762048468168721,0.7559941917114765,0.7538953288696043,0.7520911981498719,0.7450075595324482,0.7423960954597473,0.7408730420379613,0.7361638403530816,0.7318926496216123,0.7222479527511008,0.720348430277847],"twin_dists":[0.06089621942969579,0.07791513926248646,0.07851295703890956,0.08102982208595183,0.08369471811621002,0.08448614993946241,0.08708250407524905,0.08751096848303014,0.08799551956261045,0.08816590379897295,0.09026577040046654,0.09174325066617756,0.0918173564219855,0.09365610049512334,0.09574579727794924,0.09714083556314553,0.09762238392121018,0.09803548609938806,0.09965036988487588,0.10024297446916489,0.1005879374184904,0.10165158821079949,0.10261258713626403,0.10477044587987511,0.10519356501983848],"n_dims_used":45,"mean_confidence":0.9151099310980902},"coverage":{"mean_confidence":0.9151099310980902,"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}}