{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001748","497:4970001511","497:4970001746","497:4970001264","497:4970000434","497:4970000432","497:4970001747","497:4970001084","497:4970001658","497:4970001583","497:4970001175","497:4970001582","497:4970000495","497:4970001751","497:4970001179","497:4970001744","497:4970001823","497:4970000322","497:4970001916","497:4970001075","497:4970001584","497:4970001092","497:4970001263","497:4970000430","497:4970000492"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6356857519256186,0.5246781864326329,0.500522903045852,0.44806346383801543,0.4357333433550363,0.43451627760348316,0.43311553779523543,0.4242196480859041,0.3891301039764473,0.37925918236475387,0.37860460116342287,0.3629837052174617,0.36104961902594773,0.35825640272211545,0.347434294659087,0.34102237885787723,0.3134506344594751,0.30706572563848494,0.2949539799293628,0.28977811396239134,0.2870660968305777,0.2636899433487715,0.258734802796588,0.2507222220325449,0.24388561984160217],"twin_dists":[0.12362672405106286,0.1475056523618014,0.15280018191236258,0.16456900475899425,0.16740461917408272,0.16768620813528287,0.16801068425689863,0.17008143091909528,0.17843842704919613,0.18085090666816028,0.18101194755826053,0.18489651388840056,0.18538325272991377,0.18608855434822935,0.18884837580571479,0.19050486132346317,0.1978285942792166,0.19957559079447504,0.20294823658147226,0.20441433791906172,0.20518876678756656,0.2120561518906498,0.2135597614825005,0.2160300879439613,0.21817800123856848],"n_dims_used":45,"mean_confidence":0.8912080552842881},"coverage":{"mean_confidence":0.8912080552842881,"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}}