{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007105","490:4900007109","490:4900005744","490:4900005348","490:4900004938","490:4900006857","490:4900005617","490:4900005613","490:4900006008","490:4900005480","490:4900006492","490:4900005614","490:4900005482","490:4900006983","490:4900005470","490:4900005085","490:4900007595","490:4900006737","490:4900007231","490:4900005750","490:4900006733","490:4900006613","490:4900005474","490:4900004665","490:4900007833"],"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":[0.3380705845848133,0.3034834888408313,0.30085196947624926,0.2813649396654714,0.2665125948708182,0.25796713446149294,0.2551210043698694,0.23501970420085128,0.23020312633732634,0.21835131933778298,0.20052213024580498,0.19157477462361475,0.1702799423409491,0.16624214180388586,0.16327676864669555,0.15734754930929554,0.1500659904583679,0.11213127258486544,0.11074582860745626,0.09890728789133767,0.09719285341798023,0.095972924469269,0.09367943325705182,0.09364712133413265,0.09325134889082531],"twin_dists":[0.19127302983256173,0.20056490393196788,0.20129598104119567,0.20683120563630983,0.2112075260593065,0.21379432133668452,0.2146678204241346,0.22102225701261338,0.22259693024803015,0.2265667750514298,0.2328219376641679,0.2361057512097253,0.24437888916755077,0.24602971681979355,0.24726059714172782,0.24977117735723195,0.25295070428318533,0.27168830238137803,0.2724590643268033,0.2793703982808423,0.2804241373395238,0.2811828639116096,0.28263007756108954,0.2826506652195956,0.2829032889215085],"n_dims_used":45,"mean_confidence":0.9189131842719184},"coverage":{"mean_confidence":0.9189131842719184,"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}}