{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009568","490:4900004652","490:4900008608","490:4900011667","490:4900005607","490:4900009575","490:4900008708","490:4900012140","490:4900012072","490:4900007966","490:4900012000","490:4900009789","490:4900012073","490:4900006858","490:4900008081","490:4900011876","490:4900009671","490:4900011132","490:4900010972","490:4900012207","490:4900012141","490:4900003278","490:4900004664","490:4900011354","490:4900010519"],"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":[0.111250734942176,0.07978686518980004,0.07504917467903674,0.06869266126474778,0.05489409746988326,0.05393881218118316,0.05138123869672589,0.03933196562217586,0.039106316469135045,0.03647288769853672,0.034966808619623965,0.034427838129581126,0.026303699398310027,0.024724716588745897,0.02053043051867133,0.017674274793458098,0.017339696802478537,0.01335714769158042,0.013268030954170297,0.012151826939351984,0.01162303186853874,0.010950076814576881,0.010552599755314338,0.009176560007737875,0.008952771718893379],"twin_dists":[0.2721773127500947,0.2920528336126752,0.2955671539529095,0.30057529730551685,0.31290585865364684,0.31385077366523134,0.31645070458350455,0.3303879181324104,0.3306815258265856,0.3342186178855403,0.33634011959437077,0.33711823620869236,0.3503264420497285,0.35329450362262776,0.3620609584402162,0.3689736286240456,0.3698462750405489,0.38156159050135585,0.381857400666554,0.3857196076943063,0.38766029641785277,0.3902467422129435,0.3918415960649249,0.3978105736481323,0.39885603669748443],"n_dims_used":45,"mean_confidence":0.9235761854383681},"coverage":{"mean_confidence":0.9235761854383681,"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}}