{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010020","496:4960009933","490:4900000974","496:4960010019","490:4900001764","496:4960010261","490:4900001628","490:4900000975","496:4960010263","490:4900001098","496:4960010430","496:4960010349","496:4960009932","496:4960010436","490:4900001765","490:4900000852","490:4900001494","496:4960010262","490:4900001908","490:4900001229","496:4960010264","496:4960011133","490:4900001493","478:4780004275","490:4900001492"],"twin_admin_codes":[496,496,490,496,490,496,490,490,496,490,496,496,496,496,490,490,490,496,490,490,496,496,490,478,490],"twin_sims":[0.8557604475344199,0.5732337505774837,0.4642232264749859,0.41579130377805207,0.40357866842038564,0.39363260469777556,0.3580303781819052,0.2952196216955935,0.29285690067773473,0.28951020709368364,0.27405855107812016,0.2698819248523377,0.2524134549623772,0.23720486496447674,0.20268169908820566,0.19725737966528475,0.1916540602211277,0.17716143099198126,0.17185011043283202,0.17119418480208287,0.14969296390001968,0.0986682060489109,0.0960811716583126,0.08929474350296449,0.0882034566052028],"twin_dists":[0.0724892314259255,0.13701133075422625,0.16089659050540991,0.17206010279421421,0.17495822556904872,0.1773476217914357,0.18614574959818347,0.2028734042821192,0.20354039559476653,0.20449064667712377,0.20896587111650797,0.21020182608150154,0.21550454043707662,0.22031484054783107,0.23204457087442357,0.23400816024353518,0.23607618916688816,0.24162895645596696,0.24374452884353714,0.244009020620537,0.2531166122365464,0.2795164805477086,0.2811152347244242,0.2854765699805272,0.2862021847106712],"n_dims_used":44,"mean_confidence":0.9157603870738636},"coverage":{"mean_confidence":0.9157603870738636,"n_dims_used":44,"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}}