{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012235","490:4900012527","490:4900012386","490:4900012601","490:4900012599","494:4940002141","490:4900012317","490:4900012514","494:4940006240","490:4900012526","494:4940007536","487:4870006843","490:4900012924","487:4870004939","466:4660012562","490:4900000377","490:4900012536","494:4940001095","490:4900012736","494:4940006775","494:4940008249","487:4870005665","490:4900012529","494:4940007537","490:4900012388"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,490,494,487,490,487,466,490,490,494,490,494,494,487,490,494,490],"twin_sims":[0.6006855311121407,0.1684594000307804,0.079641866111444,0.04445746727775323,0.025933850443886138,0.025464880764800166,0.021052787333928277,0.020197422916194894,0.019754971971253837,0.017376262070083536,0.017125651924868854,0.016647998606168675,0.01638331913848906,0.01552856106217504,0.015302165985984498,0.014669731397110933,0.014254562024629313,0.013572986039429809,0.013572830160045663,0.012816751639950198,0.012735981901496435,0.012122956506431887,0.012081729814417642,0.01150160803447522,0.011401554735404986],"twin_dists":[0.1311261248140302,0.24511967995884795,0.2921578693155281,0.3240737935694485,0.35100757459743537,0.35188341328877126,0.36088856947531867,0.3628220065216091,0.3638502812207681,0.36975019070128395,0.37041232135842933,0.37169820846621565,0.3724247603307674,0.374843703918327,0.37550399608492135,0.37739519278022443,0.3786761578254127,0.3808523128539456,0.38085282148933947,0.3833828977835401,0.38366093328864054,0.38582361062132836,0.38597250714008813,0.38811696758343506,0.38849649354218824],"n_dims_used":45,"mean_confidence":0.9086925930447048},"coverage":{"mean_confidence":0.9086925930447048,"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}}