{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000501","498:4980000277","498:4980000380","498:4980000441","498:4980000324","498:4980000325","498:4980000379","498:4980000241","498:4980000439","498:4980000167","498:4980000327","498:4980000714","498:4980000326","498:4980000375","498:4980000889","498:4980000378","498:4980000438","498:4980000146","498:4980000381","498:4980000437","498:4980000131","498:4980000883","498:4980000323","498:4980000505","498:4980000440"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.9339281046234864,0.9242604621608443,0.9153375814819384,0.9041629413865191,0.8960831931291109,0.8885754251854754,0.88417412721614,0.8835770387836438,0.8701024969634072,0.8612796646016517,0.8601233795738059,0.8465420502048494,0.8465046813442734,0.8335315758100273,0.8223742271252132,0.8075685396189072,0.7858675771172722,0.7666445234065334,0.7598352688724087,0.7518106367106671,0.7433121933653165,0.7417239431796948,0.7252062395924319,0.7222760277570652,0.7199521753574613],"twin_dists":[0.04802049042266567,0.051546057243226126,0.05462834658658269,0.05829778868057129,0.06083951493812725,0.0631290865451147,0.06444216042513352,0.06461873596719607,0.06851276490691484,0.07097756906277489,0.07129611019674857,0.07496703784525142,0.07497696945121328,0.0783744257633263,0.08122291113368066,0.08491196536402366,0.09016076941872732,0.09468055866469263,0.09625681962122797,0.0980996603426293,0.10003525254137949,0.10039527192103609,0.10411029174306027,0.1047641877154726,0.10528175678538826],"n_dims_used":45,"mean_confidence":0.9265721638997396},"coverage":{"mean_confidence":0.9265721638997396,"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}}