{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007619","490:4900006753","490:4900001135","490:4900006873","490:4900001010","490:4900007255","490:4900001264","490:4900004417","490:4900004004","490:4900003193","490:4900001826","490:4900001676","490:4900003852","490:4900004126","490:4900004547","490:4900002904","490:4900002743","490:4900004152","490:4900004029","490:4900001595","490:4900002741","494:4940008192","490:4900007489","490:4900003607","490:4900004580"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.27607665261703807,0.1829730395684236,0.176094890107328,0.17258367939662392,0.15624380706122692,0.15057350714213064,0.14974623438131834,0.1459158328157935,0.1270053934898744,0.12670583552539103,0.12445621149078279,0.12331035898267131,0.12127605866825422,0.11203265202657124,0.10685676403454265,0.10077189839108672,0.10024330169666505,0.09948603889575514,0.09863604684912472,0.09655397266662354,0.09242357243578976,0.09174321080588789,0.09023016463256936,0.08837430919422413,0.08449006101612108],"twin_dists":[0.20837281667564392,0.23936516046843898,0.2420501088551909,0.24344958352495766,0.2502461056515837,0.2527254672006252,0.2530929009371155,0.2548139632620211,0.26384191328487216,0.2639928347769392,0.2651349624378912,0.26572274765691617,0.2667766038334349,0.27174292403662187,0.27466326221469156,0.2782404868778054,0.2785591305517605,0.27901791599818015,0.27953615142721455,0.280820545170436,0.2834344116766091,0.2838737702672704,0.2848601698419436,0.28608811325528877,0.28872599217076506],"n_dims_used":45,"mean_confidence":0.9208006964789497},"coverage":{"mean_confidence":0.9208006964789497,"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}}