{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013092","490:4900012933","490:4900013052","490:4900012874","490:4900013093","490:4900012664","490:4900013121","490:4900012929","490:4900013188","490:4900012744","490:4900013053","490:4900012727","490:4900012794","490:4900012518","490:4900012663","490:4900012310","490:4900012316","490:4900012867","490:4900012452","490:4900013094","490:4900013200","490:4900012244","490:4900000442","490:4900012441","490:4900012521"],"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":[0.28627818957260515,0.20686134918660617,0.19840929878444774,0.09843146299356634,0.08442994034818482,0.07953019828407416,0.07820171264703975,0.07677391649254954,0.06425360255210198,0.06327032426656763,0.06213461310510726,0.06178750481071212,0.05603668389639301,0.05050991549037505,0.04344602458673617,0.042163845265126974,0.04177576804939458,0.041260871954184535,0.038396516153023565,0.03752060312679846,0.037421509125796656,0.037027211789559825,0.03271426987070536,0.03195903067847865,0.030564814628054143],"twin_dists":[0.20541457778366365,0.23055604316013228,0.2335880817886622,0.2796614075322698,0.28876757396954483,0.29223886487173717,0.2932095237621214,0.2942676361157859,0.30430107799364786,0.3051546867709496,0.30615425413469577,0.3064627404785333,0.3117933867547824,0.3173610386348691,0.32526939854107634,0.32681913740954327,0.32729601591673757,0.32793452774483567,0.3316145357579578,0.3327862402357046,0.3329202531272071,0.3334564922719195,0.33966307386436106,0.3408209683212485,0.34302140094622463],"n_dims_used":45,"mean_confidence":0.9117365519205729},"coverage":{"mean_confidence":0.9117365519205729,"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}}