{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000670","490:4900000903","494:4940007687","490:4900002454","490:4900001842","494:4940008499","490:4900005653","490:4900001182","490:4900004291","494:4940008579","490:4900006047","490:4900000387","496:4960009172","490:4900003187","494:4940008827","490:4900001419","490:4900002646","494:4940008520","490:4900001006","490:4900003483","490:4900001033","490:4900002484","494:4940004114","494:4940008237","494:4940008000"],"twin_admin_codes":[490,490,494,490,490,494,490,490,490,494,490,490,496,490,494,490,490,494,490,490,490,490,494,494,494],"twin_sims":[0.27335977090182445,0.22205258987221996,0.18832848221766915,0.16082417463187373,0.13589261767887276,0.12748488735855917,0.12521014830826385,0.11818510109640619,0.11809766537682274,0.11526949582209606,0.11458060297900964,0.11322209536244725,0.10699805696033314,0.10261802374553133,0.10134826337579284,0.10087787153752992,0.10059238381855486,0.1003166323869391,0.09995426737798037,0.09898707406982044,0.09830816951712279,0.09731967007157025,0.09383479765753944,0.09342038314599223,0.09274667303847096],"twin_dists":[0.2091718438937018,0.2253119137871427,0.23732355615772777,0.24829091810076365,0.2594819635424012,0.26360089794930003,0.2647504574687993,0.26840398548151156,0.26845049137213317,0.26996919738824304,0.2703434551573854,0.2710866003715225,0.27458210208734474,0.2771377738852866,0.2778945343025728,0.27817676255384355,0.2783485532118986,0.27851484761390427,0.2787339199029729,0.2793217094424225,0.27973699238359206,0.2803456947676776,0.28253116471633494,0.28279529013353766,0.2832266567582464],"n_dims_used":45,"mean_confidence":0.9034206814236111},"coverage":{"mean_confidence":0.9034206814236111,"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}}