{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011366","490:4900010829","490:4900011757","490:4900010125","490:4900011223","490:4900010993","490:4900011148","490:4900011497","490:4900010747","490:4900011224","490:4900011225","490:4900011430","490:4900011561","490:4900011431","490:4900011498","490:4900010491","490:4900010036","490:4900008884","490:4900010133","490:4900010994","490:4900011293","490:4900010999","490:4900008116","490:4900011897","490:4900008325"],"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":[0.04590777986728414,0.04386700486454728,0.04155222895640132,0.04036786522471148,0.03585572656162086,0.03363205913171378,0.0332692095082692,0.03199864575466699,0.030083534814646606,0.02778380656857825,0.026403938935317752,0.02479956948235013,0.024584118616318706,0.024406854824895397,0.023342639390131908,0.022702786135069486,0.019874258320238203,0.01656807278796709,0.015490573323929996,0.015270147401900554,0.014689015118142567,0.014644785789940025,0.013914291769571874,0.013870164885571457,0.013847227263681608],"twin_dists":[0.3223986380069411,0.32476895537789735,0.3275724026675788,0.3290580358501312,0.3350787942478988,0.3382862949655891,0.33882672950575116,0.34075965450866585,0.343800963612011,0.3476806696341384,0.3501432593956102,0.35315015247530174,0.35356666660129615,0.3539117311638467,0.3560301780111989,0.3573445304191551,0.36357109238568613,0.3719165313994543,0.37495390290811786,0.375598072921209,0.37733647515212765,0.37747125149831295,0.3797508147709979,0.37989187352374587,0.37996535397372094],"n_dims_used":45,"mean_confidence":0.8862742106119792},"coverage":{"mean_confidence":0.8862742106119792,"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}}