{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011717","490:4900011971","490:4900010603","490:4900011979","490:4900010417","490:4900011784","490:4900010592","490:4900009967","490:4900011782","490:4900011968","490:4900009325","490:4900009339","490:4900011911","490:4900011983","490:4900011651","490:4900010995","491:4910005516","490:4900011713","490:4900008334","490:4900011648","490:4900011847","490:4900011916","490:4900011846","490:4900012051","490:4900012167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.38867556270499987,0.3694100976382929,0.29230589601369955,0.18019111418273626,0.0905493570144733,0.06372317704186278,0.049577747214626995,0.04789019214927309,0.04391475571216581,0.04269058473809891,0.04131240954038997,0.03783714918275848,0.0369937390722569,0.036435111732473005,0.035219678961259285,0.03418328777170856,0.030244594076491074,0.02712115511762499,0.025997471335958502,0.025941394907514705,0.024743819831992225,0.023991431933931533,0.02382613378057467,0.023467537124868307,0.022048738261031885],"twin_dists":[0.17854887487830948,0.18328855389402152,0.20369640090002578,0.24044234880070492,0.2846509951312603,0.3047602151030224,0.318349533865072,0.32017917882340297,0.32471244635404756,0.3261777454693107,0.32787031552992807,0.33236014961918897,0.33350223742253526,0.33427091208401843,0.33597856093239103,0.3374747213857456,0.3435389022280244,0.34884979804397975,0.35088981273846054,0.3509935968221187,0.35325762781518466,0.35472897694604794,0.3550575728810694,0.35577727123342645,0.3587216990469549],"n_dims_used":45,"mean_confidence":0.8920879787868924},"coverage":{"mean_confidence":0.8920879787868924,"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}}