{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009929","490:4900011691","490:4900011431","490:4900011626","490:4900011296","490:4900011147","490:4900010312","490:4900011756","490:4900011825","490:4900011625","490:4900011150","490:4900011227","490:4900011070","490:4900008781","490:4900008665","490:4900009529","490:4900010127","490:4900010579","490:4900011822","490:4900011891","490:4900008774","490:4900012161","490:4900011692","490:4900011497","490:4900011066"],"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":[0.4652036261721372,0.289990286641023,0.26944659004557364,0.26683001695716313,0.25764864708595947,0.25759260306490184,0.2386279811025474,0.2309404221561132,0.23062901751324344,0.22870204731868893,0.22214036789610944,0.2194253087520819,0.21861635343747496,0.21238838867617765,0.21082001260557673,0.17393392921536505,0.1670182114395747,0.1534606616361404,0.15223429079777553,0.1478854213084313,0.14465081351290107,0.14381440244192686,0.1365178703040965,0.13246329456353295,0.12762030517708173],"twin_dists":[0.16067527198594872,0.20435393395476914,0.21033132840086147,0.21111244435126394,0.21389176388627593,0.2139089186552781,0.21985641033642717,0.2223544920271993,0.2224568260288516,0.22309210430606433,0.22528232438530685,0.22620119685506515,0.22647644743610007,0.2286188430468078,0.22916503475793032,0.24290902578175638,0.24571020270798663,0.2514546512649174,0.2519922891385109,0.2539248826452827,0.25538969245710047,0.25577240841823773,0.25918338890853515,0.26113814389158246,0.2635329551664229],"n_dims_used":45,"mean_confidence":0.8866931491427952},"coverage":{"mean_confidence":0.8866931491427952,"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}}