{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002100","490:4900002106","490:4900004108","490:4900001939","490:4900002552","490:4900002553","490:4900002401","490:4900001943","490:4900001797","490:4900001651","490:4900002097","490:4900002253","490:4900001384","490:4900002403","494:4940007011","490:4900002107","490:4900001798","490:4900008741","490:4900002096","490:4900004247","490:4900002705","490:4900010002","490:4900008177","490:4900003822","490:4900002554"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30042273931037733,0.15914934418925875,0.15608891008770343,0.14842505902005973,0.11212109461194164,0.0963942338027992,0.090924805461289,0.09076565893527253,0.0889550978789113,0.08577927714503315,0.08506668159114454,0.08204258296206016,0.07833784363140521,0.06925810407070494,0.0682239724017379,0.0667290539452802,0.06586424394473775,0.06524465394744734,0.0605071429096219,0.05967218168328427,0.05726490280766394,0.0551170811327064,0.054957687132129465,0.05405343963073835,0.05391842132482617],"twin_dists":[0.2014155809802365,0.24900107937841215,0.2503129520245494,0.2536828158374472,0.27169393780410417,0.28091998076419555,0.2844057003678608,0.28450957876146843,0.2857016481857372,0.2878399461423021,0.28832837264988304,0.2904382007944228,0.29310945311028314,0.3001149091593139,0.30095924956416253,0.30219841551766097,0.3029256401062175,0.30345146404393397,0.30761308213173866,0.30837407320886084,0.31061825441753727,0.31268725745210574,0.31284344397204,0.3137366621062426,0.31387109380165323],"n_dims_used":45,"mean_confidence":0.9191596137152778},"coverage":{"mean_confidence":0.9191596137152778,"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}}