{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009232","490:4900009449","490:4900009127","490:4900007908","490:4900009653","490:4900008039","490:4900009233","490:4900009855","490:4900009137","490:4900008349","490:4900009859","490:4900009344","490:4900009564","490:4900009953","490:4900008803","490:4900009830","490:4900008461","490:4900009118","490:4900008018","490:4900009128","490:4900009758","490:4900009350","490:4900009120","490:4900009032","490:4900008922"],"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":[0.43490506672597723,0.26979580866837366,0.24168558978085894,0.1766284770574779,0.13243980445536532,0.12402708218267774,0.12234692563882187,0.11970534936324706,0.11642478412157134,0.10540387739960325,0.10369484712052726,0.09031814986081371,0.0893461917986321,0.07866312806746342,0.07140109593012679,0.0646356174224682,0.06245656026645183,0.0468716749869422,0.042974940116397686,0.03713912944275187,0.03678780878182134,0.03376908510422715,0.032603399673452556,0.03211810506513524,0.03183972000352738],"twin_dists":[0.16759622093789037,0.21022743345472392,0.2188774401829898,0.24183918146820732,0.26114959891096934,0.2653546079059063,0.2662201832924035,0.2675995644103983,0.26934539911084177,0.2755026893674846,0.27650170708727756,0.2848024525003371,0.285442535186419,0.2928708993899014,0.29839731465155994,0.3039723219059175,0.30586938999972496,0.32130967743662847,0.3258342594591298,0.3333037954395895,0.33378444509956473,0.33808349881760896,0.33983161509980453,0.3405751546208766,0.34100602345096837],"n_dims_used":45,"mean_confidence":0.8927397833930122},"coverage":{"mean_confidence":0.8927397833930122,"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}}