{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000480","477:4770000427","477:4770000482","477:4770000645","477:4770000749","477:4770000808","477:4770000734","477:4770000479","477:4770000424","477:4770001101","477:4770000584","477:4770000736","477:4770000635","477:4770000425","477:4770000481","477:4770000793","477:4770000429","477:4770000535","477:4770000748","477:4770001464","477:4770000588","477:4770000979","477:4770000589","477:4770000580","477:4770000690"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9379690347750673,0.8953275944088478,0.8621646904654806,0.799318871885786,0.7961943330705454,0.7957064451262083,0.7934513166260783,0.791372305984129,0.7835649959621924,0.7795092029700488,0.7730169490740326,0.7722245433797938,0.7711320166550848,0.7614694482204679,0.7444547026340881,0.7425421196275664,0.74187427951987,0.7367272993107938,0.7323565130208092,0.725690907677878,0.7127449513724491,0.7120181428280031,0.7099530677877185,0.7085047875373841,0.706854610166621],"twin_dists":[0.0464792257750761,0.06107294438749328,0.07073307746479106,0.08692772629305602,0.08768441858998516,0.08780225178540653,0.08834579543028621,0.08884530269568877,0.09070805821240509,0.09166798267810612,0.09319420812628647,0.09337965014890859,0.09363503659168704,0.09587961097562422,0.09977594641106637,0.10020987570296694,0.10036121653845437,0.10152455226173153,0.10250838592871295,0.10400199440645082,0.1068815165479417,0.10704240531983307,0.10749911652384937,0.10781905268368529,0.1081832304543991],"n_dims_used":45,"mean_confidence":0.9207931518554687},"coverage":{"mean_confidence":0.9207931518554687,"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}}