{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002069","491:4910002068","490:4900005170","490:4900003926","490:4900006426","490:4900002666","491:4910001634","490:4900003783","490:4900005949","490:4900003910","491:4910002016","490:4900007416","490:4900005680","491:4910002063","490:4900005823","490:4900006433","491:4910001403","490:4900004067","490:4900003501","490:4900006928","490:4900005552","490:4900006077","490:4900007414","490:4900006076","491:4910001812"],"twin_admin_codes":[491,491,490,490,490,490,491,490,490,490,491,490,490,491,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.15492421425132072,0.09265634247976376,0.07777541055740884,0.06676518563399185,0.06613063526861715,0.0656601516819081,0.06028961683633302,0.05480567728087663,0.049180974201993403,0.04835043349613868,0.04199728174828872,0.0376057710262729,0.03129210275804069,0.028682193941896642,0.02825859820498377,0.026392482501034063,0.02478730364599679,0.023744205944613794,0.02243645812037683,0.021232337733704712,0.021075108269917743,0.020335111868347147,0.020259298962839074,0.019886886192425422,0.01944759533193573],"twin_dists":[0.25081714064323285,0.2832846820074237,0.29352380941685785,0.30216819979663945,0.30270080380265296,0.3030983982014909,0.30781050163433643,0.3129927445925112,0.3187749876251051,0.3196749156701199,0.3270233598423452,0.33267130027973263,0.3418630808333827,0.3461333577244654,0.34685765386288697,0.35016416505841164,0.353173780869795,0.35522116957634375,0.3579011007831355,0.3604914282654013,0.3608390384814784,0.3625060187859562,0.3626797731816584,0.36354162258085987,0.36457653266376877],"n_dims_used":44,"mean_confidence":0.8983444734053179},"coverage":{"mean_confidence":0.8983444734053179,"n_dims_used":44,"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}}