{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008717","490:4900009361","490:4900008826","490:4900007714","490:4900008827","490:4900008604","490:4900009567","490:4900009973","490:4900009970","490:4900008941","490:4900007356","490:4900005068","490:4900007099","490:4900008157","490:4900011862","490:4900007229","490:4900010699","490:4900006485","490:4900009042","490:4900009871","490:4900006724","490:4900006980","490:4900008611","490:4900010389","490:4900009160"],"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":[0.20179784574806675,0.17922385694556744,0.10398532741359677,0.09340348657032585,0.08231342980405351,0.06775421651028704,0.05977634751070235,0.058002465346601396,0.050868897436957494,0.045950363479641286,0.042204121161724256,0.04125924991143353,0.04120609498195396,0.03966193631868623,0.03896324037111502,0.03609413350661687,0.03583153422855498,0.035435687421437455,0.03425619679457677,0.03223331860268613,0.03186559437433411,0.028807997083196146,0.02845508730282036,0.026511498053907054,0.026420423931256175],"twin_dists":[0.23236203425075128,0.24081963680571644,0.2763310061653198,0.28280607869566843,0.2902467286059458,0.3013462358510855,0.3082786593205082,0.30992253239270806,0.31698441369566094,0.3223501268052872,0.3267698574183326,0.32793654979366765,0.3280028501850539,0.32996112397618677,0.3308684351197396,0.334745031678193,0.33511276807804546,0.33567145258775666,0.33736821400862305,0.3403977668578572,0.34096584109615274,0.345920020560395,0.3465205297347019,0.34994736641834295,0.3501131913530461],"n_dims_used":45,"mean_confidence":0.9206356472439237},"coverage":{"mean_confidence":0.9206356472439237,"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}}