{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007108","490:4900006982","490:4900006856","490:4900007232","490:4900008494","490:4900005740","490:4900006978","490:4900007110","490:4900005867","490:4900006851","490:4900007473","490:4900006977","490:4900006980","490:4900006606","490:4900007229","490:4900005875","490:4900009160","490:4900007593","490:4900006974","490:4900007931","490:4900006003","490:4900005746","490:4900005474","490:4900007231","490:4900007106"],"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":[0.38795811469956126,0.32697845032104045,0.21457348519006872,0.08578410825831649,0.05094735420560255,0.04993672099946551,0.03344922256484132,0.02629609022049126,0.018907485386588378,0.015306911680524853,0.0148368058998872,0.01342712210779296,0.013225871790647447,0.011102182173913027,0.008812801872908128,0.008489278925973759,0.00672549025523086,0.006559183918008571,0.005665827955127189,0.004997606383939126,0.0047747382801183475,0.004226109141099629,0.003980365575104272,0.003805664202766539,0.0036564873112929857],"twin_dists":[0.17872332962513254,0.194192632237176,0.22786241076205727,0.28783664585516416,0.3169023956592575,0.31796705025258437,0.33855798999852127,0.3503403720095698,0.3658773097795223,0.3754900670598179,0.376888704477774,0.38133054101417363,0.38199795458905117,0.3896500245638007,0.3995218667788465,0.40109780360433417,0.41077518085742515,0.41180204167867307,0.417756071081968,0.4227926728645869,0.42460878612544156,0.42943008688606354,0.43177677613675436,0.4335265923805793,0.43507962331241573],"n_dims_used":45,"mean_confidence":0.9291249593098958},"coverage":{"mean_confidence":0.9291249593098958,"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}}