{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003038","490:4900001687","490:4900004419","490:4900004969","490:4900003175","490:4900002748","490:4900003438","490:4900005630","490:4900004280","490:4900002591","490:4900004002","490:4900001553","490:4900003573","490:4900003307","490:4900001418","490:4900001678","490:4900012706","490:4900003297","490:4900004129","494:4940006941","490:4900003981","490:4900003989","490:4900001413","490:4900004421","490:4900003176"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.6123937797346677,0.577017817270911,0.5313580261749059,0.5126299221143039,0.47618285206131405,0.4705173172737896,0.4605857623600377,0.4563529937207971,0.4513052306705621,0.4484145567175266,0.4470646058498295,0.43011843176219183,0.4034343426388587,0.3926466311255494,0.3912490891333476,0.38649709834397944,0.3815404131542988,0.37496750425094355,0.3706974538962228,0.36632919551969806,0.36505620307213194,0.3640915064360762,0.3569360523711645,0.35395582303831985,0.35357446207740223],"twin_dists":[0.1286189967965883,0.13619891522505245,0.1460518427528671,0.15013862527267274,0.1582075283238356,0.15947852138519136,0.1617191570387431,0.16267925654910556,0.16382845578867453,0.1644887043029973,0.1647975893157961,0.16870637766952978,0.17499270530381217,0.17758599050332347,0.1779243376311783,0.1790790622767534,0.18029072307733238,0.1819092292463035,0.18296812883201594,0.18405766414384184,0.18437639777413403,0.18461831291152414,0.18642293009668442,0.1871800175828729,0.18727713492633902],"n_dims_used":45,"mean_confidence":0.9168768988715278},"coverage":{"mean_confidence":0.9168768988715278,"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}}