{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001436","496:4960007779","490:4900002779","490:4900003224","494:4940007162","490:4900000896","494:4940008668","490:4900000786","490:4900000787","494:4940007594","494:4940007386","490:4900000689","494:4940008507","490:4900001163","490:4900001161","490:4900003080","490:4900000912","490:4900003194","496:4960007780","494:4940007905","494:4940008415","490:4900000665","490:4900004280","490:4900001570","490:4900002932"],"twin_admin_codes":[490,496,490,490,494,490,494,490,490,494,494,490,494,490,490,490,490,490,496,494,494,490,490,490,490],"twin_sims":[0.60864029047595,0.536677219613912,0.484430214184099,0.4595051729946624,0.4588180233847768,0.4489198494037904,0.41811237362859155,0.41609879768931834,0.4127627913424086,0.40816982292826326,0.3776011826884527,0.36032622060507746,0.35520465931420997,0.34897016288684995,0.3456427896039175,0.3446964675075138,0.3445546305877832,0.3384880354315214,0.33538502597226627,0.3341787472148815,0.3254330871767729,0.32435496436121963,0.3186435685678443,0.318074849590125,0.3173501771172308],"twin_dists":[0.12942275693123875,0.14489691460240503,0.15636606673926098,0.16196396062277274,0.1621197386956315,0.16437317746569852,0.1715135132488544,0.17198761588455289,0.1727752678808913,0.1738642483584733,0.18125907242200898,0.18556564637648787,0.18686236799726547,0.18845399909278926,0.18930955736512348,0.1895536765457713,0.1895902962943021,0.19116417504920408,0.19197505979307278,0.19229138326951203,0.19460368282488158,0.19489109354322964,0.19642262635585353,0.1965759704686447,0.19677158848981272],"n_dims_used":45,"mean_confidence":0.9176684909396702},"coverage":{"mean_confidence":0.9176684909396702,"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}}