{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012209","490:4900011041","490:4900011611","490:4900011528","490:4900012064","490:4900011481","490:4900011266","490:4900011192","490:4900011921","490:4900011190","490:4900011720","490:4900011612","490:4900011791","490:4900011329","490:4900011535","490:4900011412","490:4900011786","490:4900011196","490:4900011471","490:4900011480","490:4900011726","490:4900011479","490:4900011277","490:4900012066","490:4900011403"],"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":[0.5707744279824514,0.5613173149352333,0.5011231866798652,0.45066993122293897,0.438974844487839,0.4332461051932372,0.4086286380175464,0.39067872170922535,0.3809182786001969,0.37704259216006775,0.3708231886963072,0.36399253223742933,0.362091254670331,0.3585623462437948,0.3538019321949901,0.33591676799254505,0.32329380082418635,0.31931875562401807,0.3032296645916474,0.29943692979380615,0.2948077379479748,0.2899702407572956,0.2879709487768256,0.2782916697974275,0.27374906509157565],"twin_dists":[0.13753962000154518,0.13957355732512977,0.15266781354153072,0.1639734264806161,0.16665616163783983,0.16798042101566965,0.17375522327805137,0.17806258655772275,0.18044333506056137,0.18139678215731467,0.18293686288384473,0.18464315077200197,0.18512094700334916,0.1860111651632955,0.18721920087298724,0.19183581669733138,0.195174502259088,0.19624077501908296,0.20063525914911104,0.20169064381386073,0.20298945049006767,0.20435963973964374,0.20492989769086042,0.20772493855310997,0.20905705551790132],"n_dims_used":45,"mean_confidence":0.9141000535753038},"coverage":{"mean_confidence":0.9141000535753038,"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}}