{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005082","490:4900004935","490:4900009474","490:4900004925","490:4900004942","490:4900008707","490:4900010954","490:4900007350","490:4900010863","490:4900005479","490:4900004237","490:4900011787","490:4900005351","490:4900004944","490:4900010778","490:4900004923","490:4900005217","490:4900004785","490:4900012125","490:4900005073","490:4900010620","490:4900005343","494:4940008944","490:4900011120","490:4900004924"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.442613333911168,0.27316890607402555,0.26711191701633513,0.20591478710400207,0.19601842003128317,0.17406270431191256,0.14571056481426511,0.14452091051531996,0.12491137615049917,0.09261035113774804,0.09250627985140829,0.09239095909266253,0.09012086590368117,0.07910308309233569,0.07646634007464304,0.07629334781364648,0.0732457383989116,0.07256122922403549,0.07026813941311011,0.0678894915859059,0.057440667198022134,0.05469897336456596,0.053246407909445334,0.05298408188490006,0.04698324649770375],"twin_dists":[0.1658186192420443,0.20922815952693588,0.21102806195890542,0.23089133330277364,0.23446187952228692,0.2428576288912121,0.2549071318618281,0.2554490242204903,0.2649026192023315,0.2833142424327253,0.28338117592925605,0.28345541404294855,0.28493193072854595,0.2925495072592597,0.29449764586173227,0.29462733940034097,0.29695199921556903,0.2974848506580467,0.2993000766599833,0.3012345724983227,0.31045179291000236,0.3130977516539207,0.31454436832441257,0.31480910013516467,0.3211848429087281],"n_dims_used":45,"mean_confidence":0.9320689731174046},"coverage":{"mean_confidence":0.9320689731174046,"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}}