{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001148","488:4880003326","496:4960006830","481:4810001087","472:4720000431","488:4880003619","488:4880002602","488:4880002856","479:4790000357","485:4850004600","470:4700002378","488:4880002992","496:4960005054","499:4990003922","496:4960004894","488:4880002878","488:4880006270","466:4660012033","470:4700005600","466:4660004364","488:4880004792","489:4890000461","496:4960006311","470:4700002524","488:4880001006"],"twin_admin_codes":[481,488,496,481,472,488,488,488,479,485,470,488,496,499,496,488,488,466,470,466,488,489,496,470,488],"twin_sims":[0.2867705163525968,0.08573611233406354,0.05505277205019192,0.05183412195690773,0.04379755558024615,0.041585022588801354,0.040446585960763615,0.03995507829200134,0.03229390098658971,0.030659095082809798,0.029844053571216615,0.029753291422484555,0.026952579927844302,0.02574559206336437,0.025629890287028702,0.02049477655330271,0.02028878894179413,0.019074181409593716,0.01880184000222455,0.01870403741628145,0.018569852753644277,0.017990124414141873,0.01785732220249952,0.01784528939603243,0.01639845819908211],"twin_dists":[0.20527343532224704,0.2878694399695525,0.3127502274051209,0.31598260563195296,0.32485123494063095,0.32753177787127497,0.32895815750046503,0.329584474873083,0.34030470882075825,0.3428699216330976,0.34419285900667496,0.34434209029423196,0.34915114053394875,0.3513575062205239,0.3515736684084847,0.3621419247973724,0.3626121183183042,0.3654724202128752,0.3661355309734969,0.3663757156955961,0.36670704108173324,0.3681630101682159,0.36850231225053043,0.3685331644587353,0.3723829262726383],"n_dims_used":45,"mean_confidence":0.9201555887858073},"coverage":{"mean_confidence":0.9201555887858073,"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}}