{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001945","490:4900010115","490:4900007950","490:4900010209","494:4940008950","490:4900007827","490:4900006872","490:4900010117","490:4900011813","490:4900008298","490:4900001792","490:4900006614","490:4900006744","490:4900004387","490:4900008296","490:4900009067","466:4660004384","490:4900007254","490:4900006367","490:4900008054","494:4940009008","490:4900007723","490:4900011492","490:4900006019","490:4900007943"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,494,490,490,490,490],"twin_sims":[0.14326336487777175,0.07315882309548366,0.05317677621319933,0.0395589517513316,0.036334687365336515,0.030791998132173422,0.030399941832025833,0.029573182192722182,0.0289407878313883,0.02694117699961077,0.025250062238629908,0.01850996400975342,0.015032346356225851,0.0116561680994868,0.01103080922514597,0.010320870508268685,0.00925178615884394,0.009163926074520056,0.008888284500204537,0.008730105474770461,0.008204917596628947,0.007375646525120735,0.006936611566476419,0.006712562101876127,0.006669629794285107],"twin_dists":[0.2560254497115502,0.2970194339759814,0.3146145329361638,0.33009400414187395,0.3344101562022322,0.3426570640446447,0.34328726487583144,0.3446393861849972,0.3456957002693761,0.3491715828193654,0.35228926455157983,0.36685559307543697,0.3763022659283715,0.3875364078830312,0.3899291134259686,0.3927962423160386,0.39746425542922753,0.39786898500388257,0.39916163444665315,0.39991970746510586,0.4025280169397217,0.406968361944075,0.4095040358226913,0.4108541817562658,0.41111751718226813],"n_dims_used":45,"mean_confidence":0.9170824686686198},"coverage":{"mean_confidence":0.9170824686686198,"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}}