{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011534","490:4900011665","490:4900012196","490:4900011606","490:4900011604","490:4900011597","490:4900011941","490:4900011529","490:4900011333","490:4900011105","490:4900011729","490:4900011921","490:4900012070","490:4900011025","490:4900011526","490:4900012201","490:4900011725","490:4900011119","490:4900011189","490:4900008948","490:4900008838","490:4900011188","490:4900011799","490:4900011113","490:4900008064"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6375131008960139,0.4978392262908589,0.33782129386673554,0.3357111397761144,0.3305894214258706,0.2771609058313913,0.255547388025613,0.2504495154660173,0.23631219846821863,0.18457230262388685,0.18061628435273855,0.1803574610483226,0.17767564541117858,0.17469290571234705,0.17177805012066016,0.14772471550923022,0.1440462967087659,0.1376312801527672,0.1368069925998446,0.1342156640852615,0.1324132770515011,0.12211915959681759,0.12171400131250205,0.12127688899816781,0.11964786086775013],"twin_dists":[0.12323445826382906,0.15339250140729357,0.19133806960592492,0.19188964876365036,0.19323631185154866,0.20805528484082686,0.21453656864449744,0.21611504258835615,0.2206033126502787,0.2387511357435205,0.2402769609247838,0.2403776082979983,0.24142654913829617,0.24260649277186283,0.24377355064426384,0.2539970969021088,0.25566613565861873,0.2586542318094164,0.2590456715997684,0.2602878713004897,0.2611625369151586,0.2663382183253788,0.2665485986213003,0.26677617094655015,0.26762984117140826],"n_dims_used":45,"mean_confidence":0.9080208672417535},"coverage":{"mean_confidence":0.9080208672417535,"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}}