{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011929","490:4900010446","490:4900011873","490:4900010791","490:4900010607","490:4900005610","490:4900005352","490:4900008488","490:4900011044","490:4900010363","490:4900009165","490:4900003673","490:4900012680","490:4900013272","490:4900008053","490:4900010960","494:4940006899","490:4900011995","490:4900010794","490:4900010617","490:4900009781","490:4900009777","490:4900010361","490:4900012963","490:4900003960"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.072332646844489,0.05999249868956165,0.05792003852787444,0.05397791223900684,0.03969871757924235,0.03866178040201621,0.03794711470230458,0.03660982672947521,0.03310666397950898,0.024291846687467367,0.023352591433559274,0.02185428954817007,0.021307857293778907,0.019035615462626183,0.0172693216649873,0.016545576765258578,0.015279330185063195,0.011591781792470156,0.008114552023028621,0.006680728053156571,0.005888397330584466,0.005675323573786316,0.004724056046578665,0.004353659224837714,0.0038499933763165295],"twin_dists":[0.29766369507457235,0.30808110450619075,0.30999991995671994,0.31381182701632804,0.329913736071815,0.33126415951173765,0.3322128360341396,0.3340294344661144,0.33907045979100103,0.3541367695849116,0.3560099830540345,0.359137975231965,0.36032526183873487,0.3655658176810937,0.37003170425313703,0.37197814761089604,0.3755710743677434,0.38777742068905197,0.4029918191910067,0.4110492974855679,0.41619743708353485,0.4176884540225602,0.4250324910029857,0.42826054926281254,0.4330757758833166],"n_dims_used":45,"mean_confidence":0.9204527960883246},"coverage":{"mean_confidence":0.9204527960883246,"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}}