{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009549","490:4900010241","490:4900008124","490:4900007793","490:4900011379","490:4900009550","490:4900009930","490:4900007776","490:4900007792","490:4900010242","490:4900008445","490:4900008114","490:4900010238","490:4900008211","490:4900008000","490:4900010042","490:4900008113","490:4900008330","490:4900009853","490:4900009558","490:4900011443","490:4900009746","490:4900011311","490:4900010128","490:4900011171"],"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":[0.024414143788477276,0.013390997833716608,0.01127320379129466,0.007699914936328876,0.006732549492998277,0.006590427157639134,0.0038534028893637265,0.0036910045667325458,0.0031232184586995155,0.002778630931507137,0.001816221685720732,0.0016337678488810888,0.001431321689834842,0.001179691912249195,0.0011060334079997492,0.0010564886585979114,0.0008237209222119839,0.0007647783648698483,0.0006305810812841638,0.0004353186983989146,0.00042369302989165593,0.00038608865181102137,0.00038289676661674185,0.00036924842989789503,0.00035990926203129434],"twin_dists":[0.3538974996668158,0.38144968697363435,0.38898771478797867,0.4051811756686084,0.4107321011932412,0.4116073551803954,0.4330412979496346,0.4347152125494566,0.4411487165654829,0.44559620302738223,0.4614108774513134,0.4652649549912501,0.4700364579609107,0.4769242274022602,0.4791990265769099,0.48080947084016895,0.48946242327431966,0.49201435494997214,0.49858505492487254,0.5109676352197071,0.511860427462703,0.5149140514021936,0.5151859205713002,0.5163728896545563,0.5172090185938321],"n_dims_used":45,"mean_confidence":0.8943066067165799},"coverage":{"mean_confidence":0.8943066067165799,"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}}