{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001491","477:4770001660","477:4770001429","477:4770001376","477:4770001314","477:4770001492","477:4770001599","477:4770001370","477:4770001773","477:4770001319","477:4770001714","477:4770001435","477:4770001487","477:4770001251","477:4770002135","477:4770001549","477:4770001377","477:4770001490","477:4770001430","477:4770001438","477:4770001020","477:4770001557","477:4770001021","477:4770000753","477:4770000963"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9619672872951561,0.9474775139834103,0.9160599161869187,0.9116043899688926,0.8791194332172138,0.8768263022635054,0.8659541850375992,0.8648057581808972,0.8614547681997906,0.8537210421158592,0.852313281671218,0.8390379557377471,0.8367937445941077,0.8276845295677331,0.8144233396091127,0.8082126006619262,0.8031116857888319,0.8016136811428332,0.799657550084553,0.7910000234650565,0.7896467893214069,0.7799453000195413,0.7722086609169015,0.76741823714533,0.7624787331185182],"twin_dists":[0.036167110776648886,0.04266216756005239,0.05438423581515167,0.055875972969482685,0.06592573190822745,0.06659063168429485,0.06967939349460091,0.06999990395662838,0.07092924302629203,0.07304231392293367,0.0734224295117257,0.07694432261513186,0.07752923002287009,0.07987506929190859,0.0832160021886579,0.0847534545608259,0.08600427190139204,0.0863696551865416,0.08684548876731753,0.08893458985709839,0.08925874613601241,0.09156501179071856,0.09338336520628635,0.09450068531406004,0.09564630612328719],"n_dims_used":45,"mean_confidence":0.9224678887261285},"coverage":{"mean_confidence":0.9224678887261285,"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}}