{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013007","494:4940008447","490:4900013189","490:4900013323","497:4970001196","490:4900013287","490:4900013043","490:4900013044","497:4970000932","490:4900013008","497:4970001691","491:4910000337","497:4970001692","497:4970001864","490:4900000303","490:4900013288","490:4900012967","494:4940007932","494:4940008241","490:4900013154","494:4940007840","490:4900013256","497:4970001286","466:4660012248","491:4910000476"],"twin_admin_codes":[490,494,490,490,497,490,490,490,497,490,497,491,497,497,490,490,490,494,494,490,494,490,497,466,491],"twin_sims":[0.23641921496981738,0.07204900530754299,0.058306208383592906,0.055419629162851675,0.04677123409688046,0.03136508601894421,0.02707535302196775,0.023244738002986914,0.02317116443628725,0.022317659132773445,0.02199560651746435,0.021750348648641102,0.020287444706107917,0.017722470524573864,0.016437416213619965,0.015530838484468422,0.013739429248734206,0.012825948979017477,0.01111255407919262,0.010011101352305627,0.009899942346927261,0.009300422149370309,0.009155385053914802,0.009081231549277875,0.008498264555063596],"twin_dists":[0.22056869193530826,0.2978862554638385,0.30963813929193623,0.3123918226878612,0.3214222710139547,0.3417481196916167,0.3489315131779211,0.35622924108422854,0.3563793173534818,0.358151218060429,0.35883512580233123,0.35936181417407265,0.3626152003508222,0.36884911950719773,0.37227542860285556,0.37483710486249094,0.38031213031584704,0.38335133601844346,0.38960960022541374,0.39410265691467045,0.39458025259744123,0.3972416865845518,0.39790851408244576,0.3982530989936423,0.4010533128839129],"n_dims_used":44,"mean_confidence":0.9100771817294034},"coverage":{"mean_confidence":0.9100771817294034,"n_dims_used":44,"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}}