{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002179","490:4900001701","490:4900002177","490:4900002334","490:4900002346","490:4900004587","490:4900002183","490:4900003754","490:4900004588","490:4900004586","490:4900002160","490:4900004172","490:4900002331","490:4900001604","490:4900001596","490:4900002778","496:4960012127","496:4960004663","490:4900002187","490:4900004170","490:4900003896","490:4900002349","490:4900003895","490:4900003756","490:4900003755"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,496,490,490,490,490,490,490,490],"twin_sims":[0.5918842467107124,0.5606866869422996,0.5466308022191068,0.5192721908545098,0.5011298273369565,0.5008899341082301,0.4767201722599754,0.467925069975511,0.4660241929723145,0.4638738938587113,0.4590769020637474,0.39321453061005646,0.38810371830612306,0.3736516610410147,0.3659491317835745,0.3418835136502032,0.3204702620935098,0.31876414352187954,0.3147033188133956,0.31311232701057706,0.31175950845356465,0.31122232166808983,0.31097565784649966,0.3084978746166754,0.3082022461713069],"twin_dists":[0.13301128349312524,0.13970933933343355,0.14274165168884206,0.14868525483447495,0.15266634945761876,0.15271924278050197,0.15808724645322977,0.16006176766768365,0.16049015895027782,0.16097548925296104,0.16206104063560525,0.17744866137455145,0.17868791233841086,0.18223489944669063,0.1841527666338272,0.19028143369240116,0.19593113201385676,0.1963901354446519,0.19748823428116177,0.19792064654380945,0.19828931126241334,0.19843595646836115,0.19850334103953082,0.19918193663999118,0.19926310961647845],"n_dims_used":45,"mean_confidence":0.9179251776801215},"coverage":{"mean_confidence":0.9179251776801215,"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}}