{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007163","490:4900001561","490:4900003483","490:4900002454","490:4900003885","490:4900002777","490:4900000780","490:4900004433","490:4900004443","490:4900004049","487:4870002295","490:4900008095","487:4870002773","490:4900003482","490:4900001026","490:4900002923","487:4870002880","490:4900005255","487:4870007762","490:4900003232","490:4900004311","496:4960000629","494:4940007278","490:4900006050","490:4900001570"],"twin_admin_codes":[494,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,487,490,487,490,490,496,494,490,490],"twin_sims":[0.44908486096195877,0.44063895442815443,0.36571421532699433,0.3632304250326831,0.35787428111106573,0.3202407041366569,0.31679132281513234,0.2961838279375362,0.26640943090847724,0.23541173866765044,0.23067667323330265,0.22884642689718399,0.22353379535686338,0.2155230760484825,0.21303119613778668,0.20912292613490296,0.20589484603058883,0.20535501206304133,0.20361128554881786,0.20097616292617596,0.2009174917175354,0.1910626540262724,0.18839277638365007,0.1881546173171356,0.18623555316927698],"twin_dists":[0.1643354608843044,0.16627276645642033,0.18421157407171346,0.18483451825045305,0.18618526060045207,0.1959928108400359,0.19692261778490033,0.20260211695113947,0.21123844330963776,0.22089502549508677,0.22244115947522466,0.22304438340754554,0.22481365036849058,0.22753530507403003,0.22839577295071212,0.22975916652688405,0.2308984081234088,0.23109011213264813,0.23171170512709907,0.2326580258385575,0.23267919256917668,0.23629690389665164,0.2372992950580292,0.2373891923306672,0.23811650443754315],"n_dims_used":45,"mean_confidence":0.917674085828993},"coverage":{"mean_confidence":0.917674085828993,"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}}