{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002747","490:4900002729","490:4900003299","490:4900003983","490:4900001413","490:4900001418","490:4900001422","490:4900001678","490:4900003989","490:4900004141","490:4900003981","490:4900002748","490:4900004129","490:4900006392","490:4900001816","490:4900004682","494:4940008311","490:4900004419","490:4900002592","490:4900001825","490:4900002121","490:4900004121","490:4900003705","494:4940008734","490:4900006018"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490],"twin_sims":[0.5497131543467401,0.4828147418325878,0.4605443880282653,0.4490228257657368,0.4489329866237212,0.44385602011024433,0.40777967116481284,0.3982955625544756,0.38448506374682273,0.38012022949935,0.3768395446462777,0.3723742352161426,0.36871306448032015,0.3640443074220139,0.3527044834538309,0.3400103373110945,0.3246430342039054,0.3243664980061127,0.3161582062364144,0.3154399556467742,0.3092339525102767,0.30294617674804747,0.3011134462401814,0.2971328736605855,0.28899466649061195],"twin_dists":[0.14207564607456896,0.1567259810425355,0.16172852647872435,0.16434963961694626,0.16437017450937055,0.16553317822101532,0.17395700006392836,0.17622402375121715,0.17957000415402938,0.18063927557739598,0.181446864241585,0.18255160168862214,0.18346227848943833,0.18463015721465395,0.18749888737666304,0.1907678291823984,0.1948142467422918,0.19488801604767747,0.1970938983183013,0.19728844576733837,0.19898002008675733,0.20071387700569915,0.2012231724343879,0.20233560273253134,0.20463760838087763],"n_dims_used":45,"mean_confidence":0.9145658704969618},"coverage":{"mean_confidence":0.9145658704969618,"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}}