{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010148","490:4900011507","490:4900011508","490:4900012040","490:4900009643","490:4900010598","490:4900010041","490:4900010242","490:4900010567","490:4900011171","490:4900007889","490:4900008440","490:4900011311","490:4900010313","490:4900008333","490:4900009549","490:4900007775","490:4900010314","490:4900009931","490:4900010128","490:4900008549","490:4900010052","490:4900011308","490:4900010403","490:4900008211"],"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":[0.05896044219162128,0.04065894142849989,0.03353633118564566,0.03285508044202614,0.009218401350964233,0.007716568041729272,0.006448208171947255,0.00621408689112291,0.005119206409134952,0.0050078929573348,0.002751387788192218,0.0025852523863729025,0.0025801175958212468,0.002446168774614664,0.0019300294795231707,0.0019221393483037502,0.0018798837311300534,0.0018055471136735777,0.0015450319886287822,0.001050276056628709,0.0010058868896008998,0.0009705129715630816,0.0009433788695527193,0.0009408137943665962,0.000736733507496879],"twin_dists":[0.3090297058071517,0.32868954367327796,0.33842838910872924,0.3394497198498152,0.3976176372435215,0.4050912286594176,0.4125003858044294,0.4140099006208431,0.42183248870849954,0.42271063308441176,0.44596901400658995,0.4483184583345902,0.4483932539747194,0.45039424514308163,0.45918373485811304,0.4593341874138671,0.46014973841465645,0.4616263140533941,0.467285108416803,0.4810163277414432,0.48252822692113845,0.48377804733999313,0.4847657258235756,0.48486045383270526,0.49329347328892525],"n_dims_used":45,"mean_confidence":0.8927549574110243},"coverage":{"mean_confidence":0.8927549574110243,"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}}