{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002459","490:4900002793","490:4900002467","490:4900003325","490:4900002464","490:4900002617","490:4900001564","490:4900002318","490:4900002461","490:4900002762","490:4900002340","490:4900003475","490:4900003227","490:4900002614","490:4900003073","490:4900001598","490:4900001703","490:4900002483","490:4900003202","490:4900002763","490:4900003598","490:4900001030","490:4900001467","490:4900002161","490:4900002611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.715760777030652,0.7157575956528327,0.6878825238668749,0.6827136999090532,0.6775760455599895,0.6760905508381233,0.6717056479142238,0.6581817501234102,0.6532057865143751,0.6513303816587122,0.643096815140331,0.6205550508780336,0.6181485324939402,0.6069287763551959,0.5991125173794262,0.566038012544859,0.550346937137588,0.5460125740979024,0.5398588417690302,0.5134101643646115,0.5105243232738181,0.5090733949013505,0.5080741750951142,0.5053346083341571,0.49792612312343765],"twin_dists":[0.10621308007837804,0.10621378593511513,0.1123451408835992,0.11347191073917247,0.11458926745423102,0.11491188084954149,0.1158630469158976,0.11878712381263005,0.11985987728830695,0.12026381266094335,0.12203503289629658,0.12687095036644336,0.12738648323635526,0.12978923983496643,0.13146298957075941,0.13855776322819696,0.14193878140200752,0.1428753094106613,0.1442071916033872,0.14996766397504654,0.15060031812307806,0.15091874544149436,0.15113817549059141,0.15174037091783668,0.15337330819497194],"n_dims_used":45,"mean_confidence":0.9173751831054687},"coverage":{"mean_confidence":0.9173751831054687,"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}}