{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004112","490:4900004378","490:4900001385","490:4900002851","490:4900002703","490:4900002252","490:4900002720","490:4900002406","490:4900003833","466:4660003609","490:4900004240","490:4900002408","490:4900004375","490:4900003000","490:4900009916","490:4900011810","494:4940008888","490:4900003824","490:4900002102","490:4900002854","490:4900008954","494:4940007548","494:4940008890","494:4940007230","490:4900004931"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,494,490,490,490,490,494,494,494,490],"twin_sims":[0.40828901522275746,0.27836272991328387,0.1827557978986642,0.16867672746909332,0.1149678810943454,0.11073768403915965,0.10722496902672239,0.09502171413263535,0.09267981750185365,0.09060553026792674,0.08400620996262187,0.07334984583684818,0.07053213552808912,0.061358177809841145,0.0579761717874886,0.05518710832138372,0.052345489836859535,0.05046339617626735,0.04857698506859001,0.0484872375227708,0.04759241910297556,0.04692576414660453,0.04541350293518338,0.04155580819018066,0.04140261810279044],"twin_dists":[0.17383592030908845,0.20770420608577783,0.23944886034206217,0.24503094649226148,0.2701328446821553,0.2724636173458319,0.2744519353504714,0.2817797440243994,0.2832695981641914,0.2846142438440153,0.28906131434841825,0.29687131076327417,0.29908866993036815,0.3068462702749348,0.3099472086124904,0.31261875757073143,0.315458125199566,0.3174100071920437,0.3194281651949054,0.31952579932005776,0.3205075949157311,0.3212491274424774,0.3229644942499225,0.32756796739452043,0.3277580843727876],"n_dims_used":45,"mean_confidence":0.904534912109375},"coverage":{"mean_confidence":0.904534912109375,"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}}