{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003043","490:4900004273","490:4900003185","490:4900001671","490:4900001833","490:4900004414","490:4900002597","490:4900002594","490:4900002148","490:4900001823","490:4900005639","490:4900004822","490:4900003699","490:4900004276","490:4900005379","490:4900004688","490:4900004552","490:4900002608","490:4900003717","490:4900004410","490:4900004555","490:4900004554","490:4900005109","490:4900004557","490:4900003995"],"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":[0.6619702710331183,0.619295773169433,0.5888548273189582,0.5813548154427833,0.5624477675449596,0.5422089964055128,0.5098428190244917,0.5081484649120735,0.44145887028545244,0.43408950952626746,0.43348861671613437,0.4303896803184265,0.4301762638208432,0.4299343234809278,0.39808445465342274,0.3951378296185506,0.38867955437700413,0.3877731252691501,0.3768931472212066,0.3732947097981279,0.361446346802341,0.35856266300887046,0.35212719080420796,0.3408315779671697,0.33312484017456256],"twin_dists":[0.11796931304544646,0.12714072817915092,0.13366042168898562,0.13526837929090255,0.13933020792507134,0.14369821185719653,0.15074985503431723,0.15112185747359527,0.16608407348551468,0.16778502285517105,0.16792422081407488,0.16864333424141048,0.16869293501932925,0.1687491772331384,0.17627476185147,0.17698425204458923,0.17854790468754445,0.17876833634928987,0.18143364177902552,0.1823233417965967,0.18528330302729623,0.18601108505431715,0.18764619293706428,0.19055440682152838,0.19256825876400185],"n_dims_used":45,"mean_confidence":0.9210337320963542},"coverage":{"mean_confidence":0.9210337320963542,"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}}