{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002619","496:4960009658","488:4880002339","488:4880002627","496:4960009375","488:4880001271","496:4960009838","496:4960010096","496:4960009267","496:4960009638","496:4960012041","496:4960009842","496:4960010016","496:4960011439","496:4960009913","496:4960009554","496:4960011706","496:4960011697","488:4880002764","496:4960009635","488:4880002666","496:4960009839","496:4960009656","496:4960005797","481:4810000915"],"twin_admin_codes":[488,496,488,488,496,488,496,496,496,496,496,496,496,496,496,496,496,496,488,496,488,496,496,496,481],"twin_sims":[0.7559506980347224,0.7479615362504309,0.71559868307935,0.684756687541731,0.6519159036623803,0.633446806909555,0.6193194701000606,0.5994376130561362,0.5790241892294853,0.5640242551555014,0.5587660382147569,0.5571963409619586,0.5496353371024802,0.5209002287929015,0.5204051675871758,0.5063562019774999,0.5028486146673256,0.48890288862600123,0.4887079733223822,0.48725544371931234,0.477103782840379,0.47164411517798255,0.4632401354893113,0.45838006663159436,0.45817247709783415],"twin_dists":[0.09715082506161014,0.09897828737490748,0.10624904211397904,0.11302688008568114,0.1201377207565879,0.12410718613329287,0.12713565176155872,0.13139336793876016,0.1357683595633735,0.13899094851785726,0.14012300776486972,0.14046123691405774,0.14209245240219062,0.1483297144914068,0.14843780116000493,0.15151570939892414,0.15228758290064776,0.15537151502052227,0.15541479885467832,0.15573751925286072,0.15800140023629605,0.15922533445622625,0.1611186801608376,0.16221906788426857,0.16226616137089467],"n_dims_used":45,"mean_confidence":0.9257985432942708},"coverage":{"mean_confidence":0.9257985432942708,"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}}