{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001152","490:4900003984","490:4900003981","490:4900012351","490:4900003308","490:4900012771","490:4900001547","490:4900001145","490:4900002441","490:4900003436","490:4900004140","490:4900003838","490:4900001017","490:4900003705","490:4900005773","490:4900004268","490:4900001018","490:4900006150","490:4900001016","494:4940008494","490:4900001155","490:4900012566","490:4900012285","490:4900012841","494:4940008904"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494],"twin_sims":[0.8508376772978345,0.49960829465216544,0.4833426252353492,0.4390912980210998,0.43315449580997123,0.41574318728262216,0.3848669102827143,0.3728971657833382,0.371142487011676,0.36926636923684975,0.35046366649036187,0.3318813157354153,0.3279780320206748,0.31488043168524227,0.313003291324716,0.3051458960193356,0.30334588082744757,0.3025219763527768,0.29398069411422884,0.2932007779151,0.29070181888598834,0.27330740182585966,0.26551435595503003,0.2636639996233642,0.25966860958798127],"twin_dists":[0.07381943204958058,0.15300194676218787,0.15660833159061738,0.16662931334120323,0.16800165408567616,0.17207144759601564,0.17947673876406728,0.18242189092860672,0.18285748792214224,0.18332436256966342,0.18807137374505617,0.19289556420492823,0.1939273257332842,0.19744017404120262,0.19795032683458974,0.20010495821809335,0.20060304199212753,0.20083159769133965,0.20322275560441674,0.2034431222206155,0.20415155811427615,0.20918729324832086,0.2115070019621454,0.2120639780545632,0.21327502866900636],"n_dims_used":45,"mean_confidence":0.9146091037326389},"coverage":{"mean_confidence":0.9146091037326389,"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}}