{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002275","471:4710002114","476:4760000617","471:4710001111","471:4710002002","476:4760000675","471:4710003121","471:4710001891","471:4710001292","476:4760002058","471:4710003119","471:4710003251","476:4760000679","471:4710003120","471:4710001269","471:4710001180","475:4750012012","476:4760000729","471:4710001247","476:4760000681","471:4710001721","476:4760000904","468:4680009109","484:4840006944","471:4710001569"],"twin_admin_codes":[471,471,476,471,471,476,471,471,471,476,471,471,476,471,471,471,475,476,471,476,471,476,468,484,471],"twin_sims":[0.7565947394320823,0.5518458422590897,0.4456132034045942,0.4438039697668402,0.42836555678768296,0.4213796673444742,0.39909483644386357,0.39793638097021833,0.38492246231297766,0.3797911105248599,0.3750811428768232,0.368356885391544,0.36815018111866754,0.3673394508680109,0.3661288042428753,0.36206026738095054,0.34624680563571253,0.34543712030949786,0.34509736659027007,0.34498184036790025,0.342701028557857,0.339740819607751,0.33228561991740424,0.3203923446522438,0.31759828472811635],"twin_dists":[0.09700285718829324,0.1416151960978615,0.16513008226158127,0.1655451278360296,0.16911417179412003,0.17074628323661006,0.1760320357974402,0.17631035751993693,0.17946317394653746,0.1807201401566177,0.1818811301053664,0.183551113778229,0.18360268794278434,0.18380511068883243,0.18410780141948402,0.1851287447140452,0.18915392659120242,0.18936258295790034,0.18945021479622892,0.18948002260534544,0.1900696015397005,0.19083793113686282,0.19278907480559435,0.1959520644991233,0.1967045860099911],"n_dims_used":44,"mean_confidence":0.9159885753284801},"coverage":{"mean_confidence":0.9159885753284801,"n_dims_used":44,"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}}