{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005326","492:4920000652","480:4800005328","480:4800005408","492:4920001002","492:4920000596","480:4800005487","492:4920000401","492:4920001289","480:4800005067","480:4800005570","495:4950004323","480:4800005157","492:4920000598","492:4920000537","492:4920000488","480:4800005658","480:4800002559","480:4800004380","492:4920000584","495:4950004324","492:4920000592","495:4950004325","480:4800005156","492:4920000539"],"twin_admin_codes":[480,492,480,480,492,492,480,492,492,480,480,495,480,492,492,492,480,480,480,492,495,492,495,480,492],"twin_sims":[0.5338740592475774,0.42684726780573345,0.40291821816566925,0.22870381519633506,0.21481663977103024,0.18107626787809517,0.16867164243697028,0.1668469764545309,0.1651443620887622,0.16343168769368824,0.145954090836199,0.13889888854498733,0.13594545069098413,0.13488654555111707,0.12630453885252546,0.12565680236157611,0.11956533718920664,0.11559388088784477,0.1140644385029356,0.10874838997979454,0.10260540068809677,0.09873094228843493,0.09599736697708117,0.09457226812717164,0.09178996758689577],"twin_dists":[0.14550525867858047,0.16946794452999875,0.17511605391091867,0.2230915198598705,0.22777855838729746,0.24009834097678726,0.2450330217402238,0.24578060935798474,0.2464835243996333,0.24719589419284582,0.2547966091495923,0.2580556734151768,0.25945669461775206,0.25996455842784444,0.2641954380807472,0.2645234942665288,0.2676733223524862,0.26979356247126596,0.27062500986711513,0.2735835230433836,0.27714526098687803,0.2794781210163322,0.2811675878157127,0.2820634073326957,0.283843493771335],"n_dims_used":43,"mean_confidence":0.9097004380337027},"coverage":{"mean_confidence":0.9097004380337027,"n_dims_used":43,"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}}