{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004098","490:4900003819","490:4900002860","490:4900001956","466:4660004817","490:4900002257","490:4900009806","490:4900003557","490:4900003004","490:4900001529","490:4900001653","490:4900000544","490:4900002721","490:4900003146","494:4940008918","490:4900003005","490:4900002421","490:4900003016","490:4900003296","494:4940008377","490:4900003682","490:4900009803","490:4900002853","490:4900003674","490:4900003411"],"twin_admin_codes":[490,490,490,490,466,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.12362438530716656,0.06750401703873724,0.05942809214987543,0.05337875311772149,0.04506803916708429,0.037366679152165974,0.03617613537508181,0.03488869607060622,0.03351208283362025,0.029344943763231036,0.028469092666614636,0.026860726177492526,0.02476431061326323,0.0245325807452462,0.024415330068341953,0.023310172657194067,0.022434149086543988,0.01798460243533603,0.017627557118247688,0.016496587914710814,0.015983151639179877,0.015023902626788262,0.014984825983140002,0.014938062869601924,0.014773038744628035],"twin_dists":[0.2655612504417521,0.30155324328747835,0.30859819240028313,0.31441121977228215,0.3233630596871679,0.3329945335089851,0.3346306643414512,0.3364522560897461,0.33846443713658364,0.3450183660000025,0.34649657665559763,0.34931602104748055,0.35321810094265305,0.35366676851011053,0.3538951838365317,0.35609611232588284,0.3579059512111223,0.36817707473870714,0.3690946035610229,0.37211258215105797,0.3735430548337697,0.37632744999516765,0.3764441616843916,0.37658418379277697,0.3770814193058789],"n_dims_used":45,"mean_confidence":0.9169223361545139},"coverage":{"mean_confidence":0.9169223361545139,"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}}